Specifications LENNOX) R
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Product Submittal 0 ty ,n4
Project Information B(J /j 9 f riavi D
Project Name: Fanno Creek B Building °/1//
Project Number: 3000312286
Project Location: CLACKAMAS, OR 97015, US
Project Altitude: 1000
Customer Information
Company Name: American Heating Inc
CITY OF TIGARD
Company Address: 1339 SE Gideon St Approved, ... "Cry [ V�
Conditionally Approved [ ]
Company Location: Portland, OR 97202 -2418 See Letter to: Follow [ j
Attached .
Contact: Permit Number: & - 2 t ' ' b2c�
Address: . *
Phone: 503-239-4600 By: 4.-;k1 Date:
Engineering Information Approved plans
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Company Name:
Company Address: OFFICE COPY
Company Location:
Contact:
•
Phone:
We are pleased to provide the attached project submittal. If you have any questions or need additional
information, please feel free to call our office.
A
Project: 3000312286 Fanno Creek B Building Last Changed: DAN A. GIVENS
Quote: 4000371020 Fanno Creek B Building Prepared On: 2012 -11 -29
Page 1 of 8 Phone: 503 - 239 -4600
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Lennox Industries Inc. - Product Submittal
Table of Contents
System ID Qty Model Description
10 -TON G/E 1 KGAl20S4B PKGGE /1OTON /BTO
REPLACEMENT
Project: 3000312286 Fanno Creek B Building Last Changed: DAN A. GIVENS
Quote: 4000371020 Fanno Creek B Building Prepared On: 2012 -11 -29
Page 2 of 8 Phone: 503 - 239 -4600
- Lennox Industries Inc. - Product Submittal
System ID: 10 -TON G/E REPLACEMENT
Package Model: KGAl20S4B Description: PKGGE/10TONBTO
HEATING PERFORMANCE
Heat Source Natural Gas Gas Supply Connection 0.75 (in.)
' WE LowInput 117000 (Btuh) WE Heat Rise 33.3 ( °F)
WE LowOutput 93500 (Btuh) AFUE/ ThermalEff 80
H/E HighInput 180000 (Btuh) Number of Heating Stages 2
WE HighOutput 144000 (Btuh) Gas Supply Pressure 7 (in.WC)
System HeatOutput 144000 (Btuh)
COOLING PERFORMANCE
Refrigerant R-410A Number Compressors 2
ARI EER 11.0 Number of Cooling Stages 2
ARI LEER 11.2 Condensate Drain Size 1.00 (in.)
ARI Total Power 10400 (W) Cooling OutdoorDB 95.0 ( °F)
ARI GrossTotalCool 119640 (Btuh) Cooling CondenserDB 95.0 ( °F)
ARI NetTotalCool 115000 (Btuh) Cooling MixedDB 80.0 ( °F)
Coil GrossTotalCool 120300 (Btuh) Cooling MixedWB 67.0 ( °F)
Coil NetTotalCool 112911 (Btuh) Coil DischargeDB 58.7 ( °F)
Coil GrossSensCool 86616 (Btuh) Coil DischargeWB 57.0 ( °F)
Coil NetSensCool 79227 (Btuh) Unit DischargeDB 60.5 ( °F)
Unit DischargeWB 57.7 ( °F)
Coil MoistureRemoval 31.8 (lb/hr)
System MoistRemoval 31.8 (lb/hr)
SUPPLY FAN PERFORMANCE
Supply Fan Total Air Flow 4000 (cfm) TotalStaticPress 1.51 (in.WC)
Supply AirFlow 4000 (cfm) Wet Coil Static Press 0.11 (in.WC)
ExtStaticPress Supply 1.00 (in.WC) Gas H/E Static Press 0.21 (in.WC)
SupplyFan Req'dPower , 2.44 (hp) Economizer Static Press 0.19 (in.WC)
' SupplyFan NomPower 3.00 (hp) Air Filter Qty 4
Supply Fan Type MSAV Belt Drive Air Filter Length 20.0 (in.)
SupplyDriveReq'd RPM 1000 (rpm) Air Filter Width 25.0 (in.)
' SupplyDrive Min RPM 940 (rpm) Air Filter Thickness 2.0 (in.)
SupplyDrive Max RPM 1200 (rpm) Number Exhaust Fans 1
ExhaustFan NomPower 0.3 (hp)
ELECTRICAL
Voltage 208V 3Ph SupplyFan FLA 10.6 (amp)
Frequency 60 (Hz) CondensingUnit FLA 4.8 (amp)
System MCA 49.0 (amp) CondenserFan Power 670 (W)
System MOCP 60 (amp)
Compressors RLA 27.0 (amp)
Cooling FLA Total 44.8 (amp)
Unit Oper Range -Nom Voltage +/- 10%
DIMENSIONS
Cabinet Width 60.1 (in.) Downflow Supply Length 20.0 (in.)
Cabinet Length 101.3 (in.) Downflow Supply Width 28.0 (in.)
Cabinet Height 46.9 (in.) Downflow Return Length 24.0 (in.)
Total Weight 1193 (lb) Downflow Return Width 27.0 (in.)
SOUND
Outdoor Sound Rating 88 (db) I
Project: 3000312286 Fanno Creek B Building Last Changed: DAN A. GIVENS
Quote: 4000371020 Fanno Creek B Building Prepared On: 2012 -11 -29
Page 3 of 8 Phone: 503 - 239 -4600
- Lennox Industries Inc. - Product Submittal
System ID: 10 -TON G/E REPLACEMENT
Package Model: KGAl20S4B Description: PKGGE/10TONBTO
SYSTEM FEATURES
' Durable Outdoor Enamel Paint Finish See Limited Warranty Certificate included with unit for details
Scroll Compressor AGA -CGA Certified
Expansion Valves Redundant Comb. Gas Control Valve
High Capacity Driers Electronic Flame Sensor
Separate Compressor and Controls Compartment Direct Spark Ignition
Limited compressor warranty of 5 years Aluminized Steel Inshot Burners
Limited warranty on all other components of 1 year Limited warranty on aluminized heat exchanger of 10 years
INCLUDED SYSTEM OPTIONS - FACTORY INSTALLED
MULTI -STAGE AIR VOLUME BELT DRIVE
SENSIBLE ECONOMIZER
2 IN MERV4 FILTER
INCLUDED SYSTEM OPTIONS - FIELD INSTALLED
53W44 1 C1PWRE10B -1Y POWER EXHAUST 208/230 V
74W46 1 C1DAMP55B -1 GED ASSY W/HOOD
•
Project: 3000312286 Fanno Creek B Building Last Changed: DAN A. GIVENS
Quote: 4000371020 Fanno Creek B Building Prepared On: 2012 -11 -29
Page 4 of 8 Phone: 503 - 239 -4600
Lennox Industries Inc. - Product Submittal
System ID: 10 -TON G/E REPLACEMENT
Package Model: KGAl20S4B Description: PKGGE/10TONBTO
•
DIMENSIONS - INCHES (MM)
CORNER WEIGHTS CENTER OF GRAVITY
• Model AA BB CC DD EE FF
No. Base Max. Base Max. Base Max. Base Max. Base Max. Base Max.
lbs. kg lbs. kg lbs. kg lbs. kg lbs. kg lbs. kg lbs. kg lbs. kg in. mm in. mm in. mm in. mm
092 248 113 292 133 223 101 255 116 243 110 273 124 276 125 320 145 47 1181 46 1156 24.5 622 25.5 648
102 253 115 297 135 228 103 260 118 248 112 278 126 282 128 326 148 47 1181 46 1156 24.5 622 25.5 648
120 263 119 308 140 237 107 269 122 258 117 288 130 293 133 337 153 47 1181 46 1156 24.5 622 25.5 648
150 286 130 331 150 257 117 289 131 280 127 309 140 318 144 362 164 47 1181 46 1156 24.5 622 25.5 648
Base Unit - The unit with NO OPTIONS.
Max. Unit - The unit with ALL OPTIONS Installed. (Economizer, etc.)
1156) 68 (143) BOTTOM SUPPLY (15 (1 t AIR OPENING
AA ! 1 BB
6 -1/8 24 10-31411 20 28 ( / / / /
(156) (610) (273) 20 (711) UUII((!!!IG ➢1
h t 1 () �
(666) � -
60.118 (1527) + CENTER OF
BASE / GRAVITY
BOTTOM BOTTOM RETURN
502(1 Dm Y I AIR OPENING V 4. - /
\�. +.r 6-518 + 'll • 4.
7 (178) 81
} - 1:_ (167 (178) CONDENSATE CC
♦ -
101.1/4 BASE
I
(2572)
TOP VIEW
F r 58-1M M a 99-1/4
(1476) I OPTIONAL DISCONNECT (2521)
(FACTORY INSTALLED)
t l�l,l 7
46-7/8 G S UPPLY I I 46-7/8
0191) CONDENSATE INLET FLUE (1191)
DRAIN RONT)
OUTLET
43-3/8
1 5-L8 II
(1102) (25) I� (137) -1
I 3 $ ( 470 ) '11111
100 0 O 00j 00 { t � I� 001
ELECTRIC T FORKLIFT SLOTS
I 60-78 �� 3�) INLETS +_31 -7/8 UFTING HOLES
(BOTH SIDES)
(»7)) 39-7/8 (FOR RIGGING)
4 (1013) P
END VIEW � 101 - 114
(2572)
SIDE VIEW
15.1/2 , - SR
rt94) r • ][.._ (41)
11
HORIZONTAL Ir
I SUPPLY AIR HORIZONTAL I
151/2 OPENING RETURN AIR
(394) ` OPENING
I1 ^ \ \\ II (762)
Il_il 12-1/8
O - - - -- 00'1 (308)
CONDENSATE
6-1/8 DRAIN (BACK) 5-3/8
156)
( 31.1n_ 30 (137)
(800) t ^t (762)
66-3/8 4.-
(1666)
SIDE VIEW
(Horizontal Openings)
- Project: 3000312286 Fanno Creek B Building Last Changed: DAN A. GIVENS
Quote: 4000371020 Fenno Creek B Building Prepared On: 2012 - 11 - 29
Page 5 of 8 Phone: 503 - 239 -4600
• Lennox Industries Inc. - Product Submittal
System ID: 10 -TON G/E REPLACEMENT
Package Model: KGAl20S4B Description: PKGGE /10TONBTO •
ACCESSORY DIMENSIONS - INCHES (MM)
OUTDOOR AIR HOOD DETAIL
21-3/8 L
(543) I(-
HII�.
OUTDOOR AIR HOOD a
(Furnished with Economizer or
Outdoor Air Damper)
EXHAUST AIR HOOD , V !Id
(Furnished, Field Installed) O
00 memo ■■ 00
•
Project: 3000312286 Fanno Creek B Building Last Changed: DAN A. GIVENS
Quote: 4000371020 Fanno Creek B Building Prepared On: 2012 -11 -29
Page 6 of 8 Phone: 503 - 239 -4600
- Lennox Industries Inc. - Product Submittal
System ID: 10 -TON G/E REPLACEMENT
Package Model: KGAl20S4B Description: PKGGE/10TONBTO
UNIT CLEARANCES - INCHES (MM)
Ang r
/ orrnorut H 1t
OUTDOOR
AIR HOOD \ .
/ p , B
7
I Unit Clearance A B C D Top
in. mm in. mm in. mm in. mm Clearance
Service Clearance 60 1524 36 914 36 914 60 1524
Clearance to Combustibles 36 914 1 25 1 25 1 25 Unobstructed
Minimum Operation Clearance 36 914 36 914 36 914 36 914
NOTE - Entire perimeter of unit base requires support when elevated above the mounting surface.
■ Service Clearance - Required for removal of serviceable parts.
Clearance to Combustibles - Required for clearance to combustible material.
Minimum Operation Clearance - Required clearance for proper unit operation.
•
- Project: 3000312286 Fanno Creek B Building Last Changed: DAN A. GIVENS
Quote: 4000371020 Fanno Creek B Building Prepared On: 2012 -11 -29
Page 7 of 8 Phone: 503 - 239 -4600
. Lennox Industries Inc. - Product Submittal
MISCELLANEOUS MATERIALS
• 22W64 CIACURB3OB GCS11 -1353 TO L OR K B BOX
•
•
Project: 3000312286 Fenno Creek B Building Last Changed: DAN A. GIVENS
Quote: 4000371020 Fanno Creek B Building Prepared On: 2012 -11 -29
Page 8 of 8 Phone: 503 - 239 -4600
American MANPOWER MEETING DATE:
Heating, Inc. 7:00 AM
NAME:
MEETING FORMAT:
CRITICAL INFORMATION
Bill (BALANCE)
Neil (HYDRONICS & WELDING)
Steve (PLUMBING)
OPEN PROJECTS
CLOSING PROJECTS
UPCOMING PROJECTS
SPECIAL TOPICS:
ii
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. .::::: , ....
: ::::. ..::..:::: .
. ..:: .. .. ENGINEERING DATA
. / . � gff al . GCS11 SERIES SINGLE PACKAGE UNITS COMBINA
- ?.. .. . ALL SEASON -- DX COOLING & GAS HEATING
*89,000 to 121,000 Btuh Cooling Capacity ROOFTOP Page
145,000 to 330,000 Btuh Input Heating Capacity November 16, 1980
Typical Applications . ARI Standard 210 Ratings ... -.-
Supersedes 9-15-80 fAN
1 .-M,
tormN __—!_� �: "tal •��,. t
1# . . er- " t k '
4 4 r rte . • s 4,:f.,... at . .. t n
}�` .. O X sJ r A , 4, " t ' 3 E g +" �1
' -'"�- Mg r "` ttif F. . "*e s F ,4 ..80, ..80, w. 3•
Rooftop Installation with '4 f e 7 a3, * t
Double Dud Air Distribution System = y .$ L F y • ,,J '.,, , } „ `P. 1' # P - R {
t� $ , , ? , t' F n rn R r S' r IFS(.6i;!'. ..."' "t ,. ;
}
ttt.,s,r ', 'a` s�n ' ". G -N:; _. k n„- s�lr y fc ; i
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r . i L `i �, .E ' �i ��s �i`l h Sw s gg x 0�� 1��R y.� r ,+F� ' tt » "°ri aM� �.'4
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r\ Rooftop Installation with A • ' ' $ .r.ra
4 / C ombination Ceiling Supply and Return Air System ;, Energy y Efficient All- Season Rooftop Units Provide Low Cost Comfort Year -Round
The Lennox GCS11 -953 and GCS11 -1353 combination DX evaporator coils. Aluminized steel DURATUBE P" heat ex-
cooling and gas fired heating units are designed for rooftop changer provides maximum heating efficiency and service
installation with bottom or side handling of supply and re- life. Lennox designed gas power burner provides efficient,
turn air. A separate roof mounting frame (optional) mates to trouble free operation. Burner is equipped with direct spark
the bottom of the GCS11 unit and when flashed into the roof ignition system and 100% shutoff safety controls. Available
permits weatherproof duct connections and entry into the for single or two stage operation. Lennox augments its reli-
conditioned area. No additional roof curbing or flashing is able operating components with a full compliment of stan-
required. The roof mounting frame is shipped knocked down dard comfort and safety controls for both the cooling and
and must be field assembled. heating systems. Thermostat is not furnished and must be
Energy and operational cost saving features include: De ordered extra.
mand oriented solid -state electronic control system. Dual Separate supply and return air double duct, combination
/" refrigerant circuits to control system capacity and reduce ceiling supply and return air duct, or horizontal (side) duct
energy usage. POWER SAVER" option will provide "free systems are applicable to the units. A choice of RTD step -
cooling" by using outdoor air in lieu of mechanical refrigera- down or FD flush model diffusers are available for combina-
tion. Two stage heating operation. tion ceiling supply and return air distribution systems.
The insulated galvanized steel cabinet has a durable outdoor The design of the units with the Lennox roof mounting frame
enamel finish for maximum protection from the weather. are A.G.A. and C.G.A. certified as combination heating -
t " Rugged cabinet houses highly efficient air cooled DX cool- cooling units for outdoor installation. in addition, cooling
ing, gas fired heating, twin centrifugal belt drive blowers system has been thoroughly tested and rated in the Lennox
driven by one high efficiency motor, replaceable air filters Research Laboratory environmental test room according to
and optional POWER SAVER dampers or minimum fresh air ARI Standard 210 test conditions. Additionally, units have
dampers and gravity exhaust dampers. The POWER SAVER been sound tested in the Lennox sound test room according
dampers and controls are available factory or field installed. to ARI Standard 270 conditions. Units coming within the
The minimum fresh air dampers (manual or motorized) and scope of this standard (135,000 Btuh or less) carry the ARI
. ,--N gravity exhaust dampers require field installation and must certification seal. Units and components within are bonded
be ordered extra. forgrounding to meet safety standards for servicing required
The complete factory sealed DX cooling consists of two In- by U.L. and N.E.C. Blower data is from unit tests conducted in
dependent refrigeration systems including separate com- the Lennox Laboratory air test chamber.
pressors and their independent condenser coil and fan with a Units are shipped completely factory assembled, piped, and
separate circuit in the single evaporator coil. Durable long life wired. In addition, each unit is test operated at the factory
copper tubing is used in the construction of condenser and insuring unit dependability and reducing start-up problems.
NOTE — Specifications, Ratings and Dimensions subject to change without notice.
FEATURES
Lennox Solid -State Control System — Energy savings electronic Cabinet Insulation — Base section and cabinet panels exposed to
control system measures the deviation between room temperature conditioned air are lined with thick fiberglass insulation. This results
• and set point and then controls the supply air temperature to meet in quiet and efficient operation due to the excellent acoustical and in-
the load requirements. The control system consists of a dual set sulating qualities of fiberglass. The panels have 3 inch thick 112 lb. ,••.
point room thermostat located in the conditioned space or a dual set density fiberglass insulation and the base 1/2 inch thick 6 lb. density.
point transmitter with a remote temperature sensor in the condi- Insulation is sandwiched between the panel and a galvanized steel
tioned space, a discharge temperature sensor located in the supply panel liner protecting the insulation indefinitely. It will never erode
air duct of the unit, Logic Panel installed in the unit and a modulating or tear away from a panel to clog or impair unit operation.
damper actuator for the POWER SAVER dampers. This solid -state
control system will operate the unit to automatically match its out- Refrigeration System — Factory sealed refrigerant system consists
put to the load with minimum space temperature variation. To ac- of compressors, condenser coils and direct drive fans, evaporator
complish this the room thermostat or transmitter, in the conditioned (dual circuits) coil and blower, expansion valves, high capacity ."'"'N
space, is continuously comparing space temperature deviation with driers, high and low pressure switches, refrigerant lines connected
ref
supply air temperature and sending a varying load signal to the logic and a full operating charge of refrigerant Dual independent load -
panel. The heat -cool relays in the logic panel respond to the signal Brant circuits provide staging control to fit varying cooling loads.
and cycle the stages of heating or cooling and POWER SAVER posi- Lennox Evaporator and Condenser Coils — Extra large surface area
tion to match the output to the load condition. To maintain stable and circuiting of Lennox designed coils provide maximum cooling
space temperatures the Logic Panel balances the space thermostat efficiency, excellent heat transfer and low air resistance. Lennox
demand signal against the system output. System output is mea- fabricated coils are constructed of precisely spaced ripple -edged ,••,
sured by the discharge temperature sensor in the supply air duct. aluminum fins fitted to durable copper tubes. Fins are equipped with
The combined demand and output signals determine POWER collars that grip tubing for maximum contact area. Flared shoulder
SAVER position and number of heating or cooling stages energized. tubing connections and silver soldering provide tight, leakproof
The discharge sensor also provides a positive modulating low limit joints. Long life copper tubing is easy to field service. Coil is.
signal to the Logic Panel ensuring that the POWER SAVER will mod- thoroughly factory tested under high pressure to insure leakproof
ulate closed if the discharge air gets too cold. Additionally on power construction. The evaporator coil is face split with two separate
failure, system recycles all stages to off. When power is restored circuits. Each circuit has its separate expansion valve, condensing
system sequences stages back on with a time delay between stages. coil, fan, compressor and refrigerant charge.
Drain Pan — Deep, corrosion resistant evaporator coil drain pan is
Rugged DURATUBE Heat Exchanger — Aluminized steel cylindrical constructed of heavy gauge galvanized steel. Drain pipes extend
tube and drum heat exchanger construction permits normal expan- outside of cabinet on both sides for convenient connections.
sion and contraction without metal fatigue. Design results in high Dependable, Quiet Compressors — Reliable, dual compressors are
input to heat surface ratio, low resistance to air travel reducing hermetically sealed and provide trouble free operation and long ser-
blower horsepower requirements and ease of cleaning. All heat vice life. Built in protection devices assure protection from excessive
exchanger surfaces, inside and out, are of aluminized steel for current and temperature. Suction cooled, overload protected and
superior resistance to corrosion and oxidation. Round surfaces equipped with internal pressure relief. Low ambient lock -out control /"os
create minimum air resistance_ Air wipes all surfaces for excellent prevents compressor operation below 20 F degrees. The entire
heat transfer. Removable rear breeching provides complete service running gear assembly is spring mounted within the sealed
access. Flame observations port is located at rear of heat exchanger. housing. In addition, the compressor is installed in the unit on
Laboratory life cycle testing of heat exchanger insures long service. resilient rubber mounts assuring quiet and vibration free operation.
Gas Power Burner — Provides efficient, trouble free operation and Compressor Crankcase Heater— Furnished and factory installed.
is unaffected by adverse wind or atmosphere conditions. Dual alum- Prevents migration of liquid refrigerant into the compressor and
inized steel venturi's mix air and gas in correct proportion for proper ensures proper compressor lubrication at all times.
combustion. Stainless steel flame spreaders fit flame to combustion Efficient Condenser Fans — Two direct drive fans draw large air
chamber resulting in uniform heat distribution. One venturi fires volumes uniformly through dual condenser coils and discharges it
when low fire (1st stage) is required while both venturi's operate for vertically, up and away from the building. Fan orifice design and low
high fire (2nd stage) requirements. Electric direct spark ignition sys- fan tip speed keeps operating sound level at a minimum. Uniform air
tern provides sure, safe main burner ignition. Spark is intermittent flow through the coils result in high refrigerant cooling capacity.
and occurs only when required. 24 volt redundant combination con- Permanently lubricated, overload protected, sleeve bearing fan
trol valve combines a manual main shut -off valve, pressure regu- motor is totally enclosed for maximum protection from rain, dust
lation and automatic electric valve (dual) into one compact control. and corrosion. A rain shield on the motor provides additional
Dual valve design provides double assurance of 100% close off of protection from moisture. Motor is resiliently mounted. Corrosion r1
gas supply during no heat demand and in case of any abnormal shut resistant PVC coated steel wire fan guards are furnished.
down. A second separate solenoid gas valve provides high fire (2nd Powerful Duai Supply Air Blowers — Twin belt drive centrifugal
stage) operation. Electronic flame sensor controls assure safe and blowers deliver large air volume efficiently and with minimum
reliable operation. Combustion air blower is equipped with air power consumption. Blower assembly is mounted to rugged angle
pressure switch which proves blower operation, prepurging heat iron frame with the entire blower and frame assembly vibration
exchanger, before allowing main gas valve to open. Motor is isolated on rubber mounts. Ball bearings are permanently sealed
resiliently mounted. Burner has inspection glass for flame viewing, and lubricated. Blower wheel is statically and dynamically balanced.
easy combustion air adjustment and is easily removed for service. Design of motor mounting base permits quick and simple motor
changeover, belt tension adjustment or belt changing. A choice of
Durable Cabinet — Rugged leaktight cabinet is constructed of heavy motor horsepower and drives is available. Adjustable motor pulley
gauge galvanized steel. Cabinet is subject to a five station zinc allows for variable speed adjustments. Motor is overload protected.
phosphate metal wash process resulting in a perfect bonding
surface for a paint finish of baked -on outdoor enamel. Long lasting Air Filters — One inch thick frame type throwaway filters are fur -
enamel finish provides maximum protection from the weather. Wished as standard. Fiberglass media is oil impregnated for P"\ Large removable panels allow complete service access. Electrical increased efficiency. Filters are readily accessible for replacement.
inlets are provided in the cabinet for wiring entry. Wiring junction Fan and Limit Controls — Factory installed and accurately located.
box and control boxes with all controls factory installed are Fan time delay allows blower operation approximately three min-
. conveniently located for service access. Lifting brackets are utes after burner shut -off. Dual limit controls (primary and
furnished for ease of handling and rigging. Drainage holes in base secondary) have fixed temperature setting and protect heating
rails provide moisture removal. system from abnormal operating conditions.
—46—
FEATURES
Optional SP11 Remote Status Panel — The operation of the unit can Optional PSD11 Power Saver — Available factory or field installed.
be checked at a glance on the Remote Status Panel (25C91) conve- Lennox Power Saver system consists of: mechanically linked
/ niently located within the conditioned area. Signal lights on the outdoor air and recirculated air dampers. Damper blades are
panel indicate "Cool Mode ", "Heat Mode ", Compressor 1 ", "Com- gasketed for tight seal and quiet operation. Formed damper blades
pressor 2 ", "No Heat" and '"Filter'. The cool mode signal light is rotate smoothly in nylon bearings. The positioning of these
green when lit and indicates Power Saver operation or DX cooling dampers is accomplished by a 24 volt modulating spring return
operation for units without Power Saver. Heat Mode light is green damper actuator and controlled by the room thermostat or
and reflects heating operation. Compressor 1 and Compressor 2 transmitter, discharge sensor and enthalpy control. The enthalpy
lights are green when operating and will turn red if there is an control allows (0 to 100 %) outdoor air to be used for "free" cooling
a"'"'N. operational malfunction. The No Heat and Filter lights will show red when outdoor air humidity and temperature is acceptable. A
and indicate a requirement for service. Additional controls are re- outdoor air hood with rain eliminator vanes is furnished and field
quired for use with the Status Panel and must be specified when installs over the outdoor air dampers external to the unit. For field
ordering. Filter switch kit (59C95) is used in conjunction with the installation the two damper sections slide in caveties provided in the
Filter light. unit cabinet. PowerSaver is shipped factory wired and only requires
plug -in field connection.
Optional SSP11 Remote Switching Status Panel — The operation of
r the unit can be controlled and observed on the Switching Status Optional OAD11 Minimum Fresh Air Dampers — Damper assembly
Panel (59000) conveniently located within the conditioned area. Sig-
field installs inside the unit cabinet and is available for manual or
nal lights on the panel indicate "Cool Mode ", "Heat Mode ", "Corn- automatic operation. Damper assembly allows a fixed amount of
pressor 1 ", "Compressor 2 ", ' No Heat" and "Filter ". The Cool Mode
outdoor air into the system and can be adjusted for.air quantities of 0
signal light is green when lit and indicates PowerSaver operation or to 100 %. Outdoor air hood with rain eliminator vanes is included
DX cooling operation for units without Power Saver. Heat Mode light and installs over the dampers external to the unit. Automatic
is green and reflects heating operation. Compressor 1 and Compres- damper operation is available with the addition of a spring return
sor 2 lights are green when operating and will turn red if there is an modulating damper actuator. Actuator only requires plug -in
operational malfunction. The No Heat and Filter lights will show red connection for operation. Order Automatic Fresh Air Damper Kit
and indicates a requirement for service. Additionally, panel is equip-
41053. Kit also includes adjustable potentiometer for minimum
pad with a system selector switch (OFF — HEAT — AUTO — fresh air setting.
COOL — EMERGENCY HEAT (Heat Pump Only), fan switch
(AUTO — ON) and after hours timer. Fans switch provides a choice Optional GED11 Gravity Exhaust Air Dampers — pamper assembly
of intermittent (AUTO) or continuous (ON) blower operation. Menu- field installs in space provided in the unit cabinet. Pressure operated
ally operated after hours timer (0 to 12 hours) overrides night setback extruded aluminum dampers operate smoothly in nylon bearings.
/ controls providing normal operation for time period set. A momen- Damper blades are equipped with seal gaskets for tight seal and
tary push button switch is used to initiate the time period. Additional quiet operation.
controls are required for use with the Status Panel and must be
specified when ordering. Voltage control relay (51C21) provides Optional Night Setback Control Kit — Kit (LB- 38134CB) is availa-
blower operation for Power Saver and field installs remote to the ble for field installation in the unit. 24 hour skip day clock with car -
unit. Filter switch kit (59C95) is used in conjunction with the Filter ryover automatically programs the unit for night setback opera -
light. tion. The system room thermostat or transmitter controls both day
and night operation.
Optional Disconnect Mounting Kit — Disconnect mounting kit (LB-
382088A) provides a convenient mounting location for field fur- Optional Low Ambient Control Kit — System will operate satisfac-
nished remote disconnect switch. Kit field installs to outside of unit torily down to 35 °F outdoor air temperature without additional
cabinet adjacent to electrical inlets. controls. If air conditioning operation is required below 35° a field
installed low ambient control kit (LB- 37124B) can be added enabling
Optional RMFG11 Roof Mounting Frame — Sturdy mounting the unit to operate down to 0°F.
frame mates to the single package unit and provides an automatic
weather sealed rooftop installation. Shipped knocked down for Thermostat Choice — Dual set point room thermostat (25C52) or
ease of shipping and handling it is easily field assembled. A 2 x 4 transmitter (25C51) with a choice of remote sensors is available.
nailer is secured to the frame sides to facilitate flashing. Approved Both have separate heating - cooling locking set points concealed
by National Roofing Contractors Association. under the cover and do not have indicating thermometer. The room
thermostat has integral sensor and installs in the conditioned space.
For remote temperature control the transmitter installs outside the
Optional RMFGH11 Roof Mounting Frame — Horizontal discharge
conditioned space with a remote sensor (58C92) in the conditioned
frame adapts to the RMFG11 frame for horizontal (side by side) area or a return air sensor (27C40) in the return air duct of the unit.
supply and return air applications. Shipped knocked down for ease Sensor must be ordered extra. If desired in multiple unit applica-
of shipping and handling it is easily field assembled. A 2" x 4" tions, that serve a common space, up to six units can be controlled
nailer strip is secured to the frame sides to facilitate flashing. See from a single thermostat. Thermostat and transmitter are furnished
dimension drawing and installation detail sketch. with a wiring waliplate and may be installed horizontally or verti-
cally. In addition, an optional switching subbase (58C93) is available
�-� Optional RMFGA11 Roof Mounting Frame — Retrofit adapter and must be ordered extra. It is equipped with system selector
frame is available for GCS11 model replacement of existing GCS3 switch (HEAT — AUTO — ( - OFF) and fan switch (AUTO —
unit installations. The RMFGA11 frame adapts to the existing ON). Fan switch provides a choice of intermittent (AUTO) or con -
RMF3 frame and provides a weather sealed connection With tinuous (ON) blower operation. A voltage control relay (51C21) is
minimum installation cost. RMFGA11 frame is shipped knocked required with the switching subbase and must be ordered extra.
down for ease of shipping and handling; it is easily field assem- Relay provides blower operation for Power Saver. Both the thermos-
bled. A 2" x 4" nailer stirp is secured to the frame sides to facili- tat and transmitter will mount on a standard 2 x 4 inch electrical
tate flashing. See dimensions drawing and detail sketch. outlet box.
—47—
SPECIFICATIONS
Model No. GCS11- 953 -175 GCS11 -953 -250 GCSI1- 1353 -230 GCS11 -1353 -330
Single Stage Btuh Input 175,000 -- 230,000 - --
Heating Capacity Btuh Output vv 145,250 - - -- 190,900 v - -- .4,"‘
Natural Gas Only A.G.A. Thermal Efficiency 83.0% -- 83.0% —
Btuh Input (low) - -- 145,000 - -- 195,000
Two Stage Btuh Output (low) -- 117,450 - -- 157,950
Heating Capacity Btuh Input (high) - -- 250,000 -- 330,000
Natural & "LPG Btuh Output (high) - -- 202,500 - -- 267,300
A.G.A. Thermal Efficiency - - -- 81.0% - -- 81.0%
"ARI Total cooling capacity (Btuh) 89,000 121,000 "'N.
Standard Total unit watts 11,100 15,100
210 tEER (Btuh/Watts) 8.0 8.0
Ratings Dehumidifying capacity 29% v 31%
*ARI Standard 270 SRN 21 22
Refrigerant (22) charge 15 lbs. 6 oz. 21 lbs. 6 oz.
Evaporator Blower wheel nominal diam. x width (in.) v (2) 12 - (2) 12- 12
Blower Motor horsepower (minimum- maximum) 1 -112— 3 2 — 3 /
Evaporator Net face area (sq ft.) Y 8.3 12.0
Coil Tube diam. (in.) & No. of rows 1/2 — 3 1/2 — 3
Fins per inch 15 15 •
Condenser Net face area (sq. ft.) 14.6 19.8
Coil Tube diam. (in.) & No. of rows 3/8 — 3 318 — 3
Fins per inch 20 20
V
Diameter (in.) & No. of blades (2) 20 —4 (2) 24 — 4
Condenser Air volume (cfm) (factory setting) 6000 8500
Fans Motor horsepower (2) 113 (2) 1/2
Motor watts (factory setting) 850 1150
Gas Supply Natural 3/4 3/4
Connection fpt (in.) "LPG 3/4 3/4
Recommended Gas Natural 6 6
Supply Pressure (wc. in.) " "LPG 11 11
Condensate drain size mpt (in.) (2) 3/4 - (2) 3/8 (2) 3/4 - (2) 3/8 /"N
No. & size of filters (in.) v (4) 16 x 20 x 1 (6) 16 x 20 x 1
• Net weight of basic unit (lbs.) (1 Package) 1600 lbs. 2000 lbs.
RMFG11 -95 (165 lbs.) RMFG11 -135 (200 lbs.)
Optional Roof Mounting Frame — (Net weight) RMFGH11 -95 (225 lbs.) RMFGH11 -135 (270 lbs.)
RMFGA11 -95 (325 lbs.) RMFGA11 -135 (350 lbs.)
Optional Power Saver & Controls — (Net weight) PSD11 -95 (97 lbs.) PSD11 -135 (163 lbs.)
Optional Gravity Exhaust Dampers (Net weight) GED11 -95 (13 lbs.) GED11 -135 (18 lbs.)
Optional Ceiling Supply & Return Step -Down Diffuser— (Net weight) v RTD11 -95 (84 lbs.) RTD11 -135 (95 lbs.)
Optional Ceiling Supply & Return Fush Diffuser — (Net weight) FD11 -95 (84 lbs.) FD11 -135 (95 lbs.)
Optional Ceiling Supply & Return Transitions — (Net weight) SRTG11 -95 (33 lbs.) SRTG11 -135 (45 lbs.)
Optional Minimum Fresh Air Dampers (Manual) — (Net weight) OAD11 -95 (57 lbs.) OAD11 -135 (114 lbs.)
Optional Automatic Fresh Air Damper Kit — (Net weight) 34C23 (15 lbs.) 34C23 (15 lbs.)
Optional Remote Status Panel SP11 (25C91) _ SP11 (25C91) _
Optional Remote Switching Status Panel SSP11 (59000) SSP11 (59C00)
Optional Disconnect Mounting Kit — (Net weight) LB- 38208BA (10 lbs.) LB- 38208BA (10 lbs.) ..�
"Optional LPG Conversion Kit LB- 39477CA LB- 39477CB
Electrical characteristics _ 200 to 575 volt — 60 hertz — 3 phase
* Rated in accordance with ARI Standard 270.
•Rated in accordance with ARI Standard 210; 450 cfm (maximum) evaporator air volume per ton of cooling capacity, 95F outdoor air temperature and 80db/87
wb entering evaporator air.
••For LPG models a field conversion kit is required and must be ordered extra.
tEnergy Efficiency Ratio in accordance with ARI Standard 210.
HIGH ALTITUDE DERATE
If the heating value of the gas does not exceed values listed in the Elevation Above Maximum Heating
table, derating of the unit is not required. Should the heating value cif Sea Level (Feet) Value (13tulft3) 1 '""
the gas exce„d the table values, or if the elevation is greater than - 5001 — 6000 900
6,000 feet above sea level it will be necessary to derate the unit, 4001 — 5000 950
Lennox requires that derate conditions be 4% per thousand feet 3001 —4000 1000
above sea level. Thus at an altitude of 4000 feet, if the heating value 2001 — 3000 1050
of the gas exceeds 1000 Btu /ft', unit will require a 16% derate. Sea Level — 2000 - 1100
—48 —
COOLING RATINGS
GCS11 -953 COOLING CAPACITY - 1st Stage
Evaporator Air
•
,,.� 88F Dry Bulb Outdoor Air Temperature Entering Condenser (F)
Entering 65 75 85 95
Wet Total Total Sensible Comp. Total Sensible Comp. Total Sensible Comp. Total Sensible Comp.
Bulb Air Cooling To Total Motor Cooling To Total Motor Cooling To Total Motor Cooling To Total Motor
Degrees Volume Capacity Ratio Watts Capacity Ratio Watts Capacity Capcy ao as apacy ao ats apac Ratio Watts Ca
(cfm) ty Capacity Ratio Watts
(F) (Btuh) (SiT) Input (Btuh) {SIT} Input (Btuh) (S/T) Input (Btuh) (SIT) Input
3000 50,900 .82 3630 48,600 .84 3820 46,300 .87 4040 43,800 .90 4290
63 3375 52,000 .86 3670 49,700 .87 3870 47,300 .91 4090 44,800 .94 4340
:` 3750 53,100 .88 3710 50,700 .91 4 3910 48,504 .94 4130 45,500 .99 4390
3000 . 54,900 .66 3780 52,300 .68 3980 . 49,500 .68 4200 46,800 .71 4460
67 3375 55,900 .69 3810 53,300 .70 4010 50,500 .71 4240 47,500 .74 4490
3750 56,700 .71 3840 54,100 .72 4040 , 51,300 .74 4270 48,000 .77 4530
3000 59,100 .52 3920 56,400 .53 4130 53,500 .53 4370 50,500 .54 4630
71 3375 60,100 .54 3960 , 57,200 .55 4170 54,300 .55 , 4410 57,000 .56 4670
3750 61,000 .55 3990 58,000 .55 4200 55,000 .57 4440 51,500 .58 4700
1I
GCS11 - 953 TOTAL COOLING CAPACITY
Evaporator Air
80F Dry Bulb Outdoor Air Temperature Entering Condenser (F)
Entering 85 95 105 115
Wet Total Total Sensible Comp. Total Sensible Comp. Total Sensible Comp. Total Sensible Comp.
Bulb Vo uime Cooling To Total Motor Cooling To Total Motor Cooling To Total Motor Cooling To Total Motor
Degrees {cfm) Capacity Ratio Watts Capacity Ratio Watts Capacity Ratio Watts Capacity Ratio Watts
(F) (Btuh) (SIT) Input (Btuh) (SIT) Input (Btuh) (SIT) Input , (Btuh) (SIT) Input
3000 92,500 .87 8080 87,500 .90 8580 82,000 .93 9140 76,000 .96 9760
63 3375 94,500 .91 8180 89,500 .94 8680 , 84,500 .97 9240 , 78,500 1.00 9920
3750 97,000 .94 8260 91,000 .99 8780 86,000 1.00 9400 , 80,500 1.00 10,080
3000 99,000 .68 8400 93,500 .71 8920 , 87,000 .73 9480 , 81,000 .76 14,100
67 3375 101,000 .71 8480 , 95,000 .74 8980 89,000 .76 9540 82,000 .80 10,180
3750 102,500 .74 8540 96,000 .77 9060 , 90,000 .80 9640 83,500 .84 10,260
3000 , 107,000 .53 8740 101,000 .54 9260 94,000 .56 9860 87,000 .58 10,500
"'', 71 3375 108,500 .55 8820 102,000 .56 9340 , 95,000 .58 9940 88,000 .60 10,580
3750 110,000 .57 8880 103,000 _ .58 9400 96,000 .60 10,000 _ 89,000 .63 10,640
GCS11 - 1353 COOLING CAPACITY - 1st Stage
Evaporator Air Outdoor Air Temperature Entering Condenser (F)
80F Dry Bulb
Entering Total Its T5 _ _ 85 95
Wet Total Sensible Comp. Total Sensible Comp. Total Sensible Comp. Total Sensible Comp.
Bulb Volume Cooling To Total Motor Cooling To Total Motor Cooling To Total Motor Cooling To Total Motor
Degrees (cfm) Capacity Ratio Watts Capacity Ratio Watts Capacity Ratio Watts Capacity Ratio Watts
(F) (Btuh) (SIT) Input , (Btuh) (SIT) Input (Btuh) (SiT) Input (Btuh) (SIT) Input
4000 68,700 .79 5010 65,600 .81 5310 62,800 .84 5600 59,500 .86 6000
63 4500 69,900 .83 5080 66,800 .85 5390 . 63,800 .87 5680 , 60,500 .90 , 6090
5000 71,000 .86 5090 67,900 .88 5450 64,800 .90 5750 61,300 .93 6140
•
4000 73,100 .64 5260 69,900 .65 5580 , 66,800 .67 5870 63,000 .69 6280
67 4500 74,100 .67 5330 70,800 .68 5640 67,500 .70 5920 64,000 .72 6330
'r _ 5000 75,100 .69 5380 71,700 .71 5690 68,300 .73 5980 64,800 .75 6360
4000 77,600 .51 5520 74,200 .51 5840 71,000 .52 6120 67,300 .53 6560
71 4500 78,700 .52 5580 75,300 .53 5900 72,000 .54 6180 68,000 .55 6620
5000 _ 79,600 .54 _ 5630 76,000 .55 5950 , 72,800 .56 6220 - 68,800 .57 6660
GCS11 -1353 TOTAL COOLING CAPACITY
Evaporator Air
80F Dry Bulb Outdoor Air Temperature Entering Condenser (F)
Entering 85 95 105 _ 115
Wet Total Total Sensible Comp. Total Sensible Comp. Total Sensible Comp. Total Sensible Comp.
Bulb Air Cooling To Total Motor Cooling To Total Motor Cooling To Total Motor Cooling To Total Motor
Degrees Volume Capacity Ratio Watts Capacity Ratio Watts Capacity Ratio Watts Capacity Ratio Watts
(F) (cfm) (Btuh) (SiT) Input (Btuh) (SIT) Input (Btuh) (SIT) input (Btuh) (SiT) Input
,•., 4000 125,500 .84 11,200 119,000 .86 12,000 112,500 .89 12,920 105,500 .92 14,000
.P 63 4500 127,500 .87 _11,360 121,000 .90 12,180 114,500 .92 1 13,100 107,500 .96 14,200
5000 129,500 .90 , 11,500 122,500 .93 12,280 116,500 .96 13,280 110,000 1.00 14,440
4000 133,500 .67 11,740 126,000 .69 12,560 1 119,000 .71 13,520 111,500 .74 14 620
67 4500 135,000 .70 11,840 128,000 .72 12,660 J 120,500 .74 13,620 113,500 .77 14,740
5000 136,500 .73 11,960 129,500 .75 12,780 122,000 .77 13,740 114,500 .80 14,860
4000 142,000 .52 12,240 134,500 .53 13,120 127,000 .55 14,120 119,000 .56 15,300
71 4500 . 144,000 .54 , 12,360 136,000 .55 13,240 128,000 .57 14,260 120,500 .59 15,440
5000 _ 145,500 .56 12,440 137,500 .57 13,320 129,500 .59 14,340 , 121,500 .61 _ 15,54.0
-49-
ELECTRICAL DATA
Model No. GCS11 -953 GCS11 -1353
Line voltage data - 60 Hz - 3 phase 200V 230V 460V 575V 200V 230V 460V 575V .e
Rated load amps (total) 29.8 28.2 14.2 11.4 42.0 42.0 21.0 16.8
- Compressors (2) - -
Locked rotor amps (total) 152.0 152.0 74.0 60.0 264.0 264.0 132.0 106.0
Condenser Full load amps (total) 4.6 4.6 2.4 2 -0 6.0 6.0 2.8 2.4
Fan Motors (2) Locked rotor amps (total) 8.6 8.6 4.6 4.0 12.4 12.4 6.4 5.8
r oxik
Horsepower 1-1/2 3 1 -112 3 1 -112 3 1-1/2 3 2 3 2 3 2 3 2 3
Evaporator
Full load amps (total) 6.3 11.4 5.6 10.0 2.8 5.0 2.2 4.0 7.5 11.4 6.0 10.0 3.0 5.0 2.4 4.0
Blower Motor -
Locked rotor amps (total) 39.0 65.0 34.0 56.0 17.0 28.0 14.0 25.6 55.4 65.0 46.0 56.0 23.0 28.0 18.0 26.3
Recommended maximum fuse size (amps) 60 60 50 60 25 30 20.0 20.0 80 80 80 80 40 40.0 30.0 35.0
•Minimum Circuit Ampacity 45.4 49.5 42.9 46.3 22.2 23.3 18.0 19.8 61.8 65.5 60.3 64.3 30.4 32.4 24.7 26.8 �.
Unit power factor .90 .89 .90 .89 .90 .89 .90 .89 .85 .85 .85 .85 .85 .85 .85 ,85
•Refer to National Electric Code manual to determine wire, fuse and disconnect size requirements.
NOTE - Extremes of operating range are plus and minus 10% of line voltage.
FIELD WIRING
TTA'Y_ .. �AUTOhAAT1C WtWMUM 1
'R 1 � lest Ittlt t31J�4ER . l
L_PRTIMTItSIN[Tiff
"-E.::,.- AO
J r
_� J - -
I orpt�wkr4 c :l ;4F14 41 1 ' vaiN wti:rro Mr+w ' 1 ap pp�ui
at hrtliF i ._ ` = ( r. ' � , = :.:it "> momrarrw
i n s l .1 sNftircl+ i i
A- Three wire power (See Electrical Data Table)
B - Eight wire low voltage - DC only
.1.S. Six wire low voltage - DC only (with Remote Switching Status Panel Only)
C - Two wire low voltage - DC only (with transmitter)
D - Two wire low voltage - AC only (with sub -base)
E - Nine wire low voltage - AC only
F -Three wire low voltage -DC only (with Remote Switching
Status Panel or sub -base and Power Saver) Is,
G - Two wire low voltage - AC only (with sub -base and Power Saver) ,
H - Twelve wire low voltage - AC only
J - Two wire low voltage - DC only
L - Three wire low voltage-DC only
Note -Field wiring not furnished
NOTE - All wiring must be in accordance with regulatic,.e of the National Electrical Code (NEC).
- 50-
DIMENSIONS (inches)
ELECITUCAL W .ETT OPTIONAL DISCONNECT
- - GCat1-1353 I MLR/ ONG KIT COIL
ELECTRICAL INLETS
/CONDENSER ELECTRICAL
463 INTAKE
E A
ISM* u�el \
"31. .. 4 44 4,, . ;vr.: .. 3 f ... _ !i
z c:44 , T x . a: fd • S j f - � c coNOErdSHI
RETURN .. . - >rtMM4V .. 'I i� �'
M . '. : OP108 AST , _... 'Il j 's+ 11401 1 ; " II {I . (. INkMMIi:.
y a T I ? a � : �' 1 .
OPEIIWD114t :� : -.,, _._: :]I I U .:- :Y`s ' ( a .
7 3' : :. . 6 � .. n... • H
F f il l l` r :'r'::'i , ;FI N t'.'.
. 44 ... .... . 444. .,.. :,3 ft ::. •
J ��i'v;r.s CONTROL
7 u Box
. . i:.: :: ,... � f : t i J. ...
• — r vvrl," q - 1 1(i -a : i {{{»Illl
444 ...
4444
:,. - t_ 1 .f
4444 - . -.. '�'i .'.4�': " �: � .
..v , � ::: �r 4444.
,... 44 44. .. r:: L > :. •.:: • : r • s ,.::. � 44 . � � 7 44:44 44:44 _: - .
4 ..
:... ... 4444 .- .: :.. . . .
.:: .. -.�::: ::4,4:4: 2'' *�'.
....,-1 t
4 ®r- VENT OUTL 4 lf -®
COMENSER COIL
TOP VIEW BASE SECTION TOP VIEW t INTAKE AIR
I —K---p.
-
OPTIONAL
—
OUTDOOR HOOD
AM HOOD D — A CONDENSER FAN VENT � B
1011 FILTERS 1-� UST
1
EXHAUST
AIR o[m�Y
.. t 4444 -
E I 11 t� 1 1 d �k/ at y J i
• '
EXHAUST : T : - ,:* h ` . ' % it �ftlIIYNFA•.; . ).;::::.:1 Y] , f I � 5 .,.:
PMfISSLM!LL.DINIY91ir,; AIR >I .•: s.,,: s.3r . 4 ! '{ :;i'ai
,r,
�.
444;4 ':
_ --- ' _ - --- ExuAu D Rr s ` 4 -- 44 a 4T ' t �` `...rte: 1•t ( "'�
INEXIMMINEIMENEMENI EXHAUST DAM/[i15 1 • r IN
'1
COMPRESSORS
UFf WO BRACKETS fEl M NSw. sorry.
SUPPLY INLET
213-11116-0. AM
54.112 --- --- -/r
EXHAUST se OUTDOOR INTAKE VIEW FRONT VIEW COMPRESSOR END VIEW
Model No. A B C D E F G H J
• GCS11 -953 111 50 42 6 -1/8 20 -3/4 40-3/4 4-1/2 35 -9/16 32 -9/16
GCS11-1353 116.1/2 68 47 -1/2 _ 14-1/8 32 63 2 -3/8 53- 9/16 ,_47 -9116
•
CENTER OF GRAVITY (in.) CORNER WEIGHTS (lbs.)
Model No. K L Model No. M 0 P R
GCS11 -953 With Power Saver 54 24 GCS71 953 With Power Saver 430 397 419 450
Without Power Saver 53 25 Without Power Saver 382 382 418 418
With Power Saver , 59 30 With Power Saver 613 483 471 596
GCS1t 1353 Without Power Saver 57 _ 32 GCS11 -1353 Without Power Saver 518 460 481 541
INSTALLATION CLEARANCES (inches)
RECOMMENDED FLASHING FOR V ii
RMFG11 ROOF MOUNTING FRAME
A 2. ill
j NI 3,
BASE BOTTOM " ✓�::i>� t "'
GCbt1 -lS3 -1353 ` 1 d 7 t} jl Y
BASE RAIL � ' - i f' }i 1 � ELOii1YR If;' �' { �.
: . I/ FIB. r : I, ig i - �I .1:'',.55', :
• (E.t
MOUNTING FRAME
*Mite
INSULATION ii l ;+ i µml �l " - J � 1 ]
p.ri n.l.r d unfe.► -
lil r s
NAILER STRIP :: ; k i �: 1 J .'.t•
r u
yy; 3 :
C
Fr !Wail,
OUNTER FLASHING � .
(not furnid,.el . :•:4
CANT STRIP INB ULATION B il l I
4:::::::::: (nM 64.41 6441 ': }4:. : :: Mot rumhMdl
ROOFlNG MATERIAL -: ,.::
1M.•5:4 • / MOTE - T4q Ow... •• - '.d
-•+ I Model No. A B C
I
1 2 .I GCS11 -953 50 50 .. -. 24
GCS11- 1353 68 68 36
—51—
ROOF MOUNTING FRAME SPECIFICATIONS
Roof Mounting frame is rigid enough to be spanned over its entire length or
cantilevered if supported on either side of the center of gravity.
Mounting Frame Height RMFG11 tRMFHG -11 & RMFG11
GCS11 -953 GCS11 -1353
-
*Frame moment of inertia (1) (in. B6 88 88 /rN'
'Frame section modulus C (in. 12.3 12.3 12.3
Mounting frame weight (lb-/foot of length) 6.3 8.8 10.0
Mounting frame design strength (psi) 20,000 20,000 20,000
'Includes both sides of frame.
tHorizontal frame application includes RMF11 frame.
RMFG11 ROOF MOUNTING FRAME
WITH DOUBLE DUCT OPENING
PLENUM SUPPORT ANGLE DETAIL
2;
_ _ B Frame a 41-2 / _ \
—42 -12 Opening 2 NOTE -pwwm support
—
4
2 -718 RMFG11.135Only 1! 314 angles (furnished) must
be field Installed around
- - • perimeter of both supply
iik fi g a j and ream air openings.
� 1 - 1311 6 718
2 -718 ..../ 24.114 1 1 l.5/ 2" x 4 NAILER STRIP
1 L (Furnished)
.. 9/16 T
RETURN
19
---� 2 = NOTE - Rao} deck may be omitted
OPENI OPENING within the confines of frame. /�
NG , o
i `` SECTION A -A
t-� ,. t Model No. A B C D E F G
3 3 - Ire t RMFG11 -95 102 -5/8 98 -5/8 41 -5/8 37 -5/8 35 -718 - - -- 32 -718
CORNER ANGLE
(4 furnished for frame assembly) • RMFG11 -135, 108 -118 1041/8.59 -5/8 55 -5/8 53 -7/8 47 -7/8 - --
RMFG11 ROOF MOUNTING FRAME WITH
•
FD11 -95 & RTD11 -95 CEILING SUPPLY AND RETURN
__ _._ _ , .- .__ 102.518 —IM
2
-P 214
CORNER ANGLE �- Openin a + l
(4 Furniahetfor Frame J4sembly) i
. t•
- --
1 20 in Nominal i 20 In. Nominal TRANSITION SUPPORT ANGLE
--m, Diameter b Diameter
SUPPLY AIR RETURN AIR p (Furnished with Roof Mounting Frame)
518 CONNECTION A CONNECTION E 5 2" X 4 " NAILER STRIP 1 ! 665 - 11116 1 (Furn �)
1 ' so {Furnhbsd) 32.1/ 32 -12
A A T
�_ 9116 ij . _ - 8 1.4
14
I - -- 42.114 11-3/4 a NOTE - Roof deck may be omitted I 2
a. 2 L. within confines of frame.
,e
Section A-A SS UPPLY 5 SRE
SUPPLY RETURN
-t 4 -_ TRANSITION TRANSITION /
RMFG11 ROOF MOUNTING FRAME WITH
FD11 -135 & RTD11 -135 CEILING SUPPLY AND RETURN tc
/ \�
- if' 104-18- Fr-m- -- "- -- - -�2
(4 Furnished tot Fr. Assembly) opining
innng l
L _
-_-
1 - 73118 TRANSITION SUPPORT ANGLE
13 - 13116 13 - 13(16 et lFurnished with Roof Mounting Frame)
I . . ` c
'. - - -- -65 -11118 INSULATION
` 58 a 1 or LLs 32 712 —+� 1 a- -32 -12 (Fu
1 f -miaMd)
>f -- � .- + -18 - 25 -3116 - 18 --e o
A A 4 r : SUPPLY t� . ....__.... e1 _
RETURN - - -- ----
r4_� 9116 ~ AIR Alit c � j .�'?�_ er r _ _. 8
14 OPENING OPENING m • C_ "L : }� _
• 2" X 4" NAILER STRIP 14
i 28 28 _ (Furnished) 2 _
II II -.l_ I I NOTE - Roof deck may be omitted within confines of frame. n•
Section A-A SRTG11 - 135 SUPPLY ' SRTG11 -135 RETURN
TRANSITION I TRANSITION -
. I
—52—
RMFGH11 AND RMFG11 RMFGH11 HORIZONTAL MOUNTING FRAME
FRAME MOUNTING DETAIL WITH RMFG11 ROOF MOUNTING FRAME
16RFOH11 HORIZONTAL
�� DISL7IARGE FRAME
' wt carter ....a....wn.Tn, _ — -
,1. ., prior, M Maisel - _...t-r-,_.-
-
—� su
sr, N.o,n,...a � .. . •
uaaenrr • �, � All _
J
COUNT.RUlew I a`-: • - Irww1i°ie I COMPLETELY INSULATED ~ -- -.*' _.. >= - x" a '
°°w1M1■ w brawl >. aao.....anoN 1 IFwnland by others) I CORNER ANGLE
•:,:y:: . ,, " w M+wr..e w M...a•1 I _ N ne swee d for
❖..
rrr.r.ss •w'- R : Fw.a... M ewswl „� y - • +.. . ...b. a...0
1......1 W 1.w.....1 P• P, a.' " `, =� iyk fT` - � -- •Ja' -
:..� FILER PANELS
-< fFurMd,sd by others) I.
COUNT. FLAMM 4 '�i ---
_._ —� �` . .....:2 al.j.
• curt Frio AO:: Pw.+u.•• h e w e Fwwwin fi1LER PANEL '''''ANW -
"O0r""0 N SUPPORT RIMS
ra 1 wMran, M
FURNISHED LYR
:•
.1'•Y r. IMMO RMFOH71 HORIZONTAL
RMFG11
yN- :'*•:�°¢'• MD wauuYOR DISCHARGE FRAME STANDARD
Lr f'
`r...w.aa "Id Metaled)
7 ''' Z >d
r NOTE -Soo M.Wla lm I.e.Wbaa For roomur.anded Has r. Newels. el Nor plumb
RMFGH11 HORIZONTAL MOUNTING FRAME
r .a NAILER srRr
- A
II b•••;14 1 t . _...r„.
s
+ ( • j e iU_. I i1I t : w
1 41
1- 1
Frur
COMM ANGLE
t:I/PPLN a RE
1USII OPr•s•e M I.a..l.l.•d Ter hrwe arwwMrl
FiI.FA PANEL D NIDEI PANEL te
` I 1.7R 11%1F01411-13441 ewlyl I _
lzl. �, I Model No. A B C D E F G H J
accnDNAr t RMFGH11-95 102% 98% 41% 37°/. 22 20% 33% 14% 38%
x4 RMFGH11 -135 _108% 104% 59"455% 25% 24 36 _ 18 37%
TN RMFGA11 AND RMF3 RMFGAII ROOF MOUNTING FRAME
• FRAME MOUNTING DETAIL WITH RMF3 ROOF MOUNTING FRAME
FIBERGLASS INSULATION CORNER ANGL
• (Furnkhad by Installer) 14 Furnished Mr Frame As.4mbM)
UNIT BASE RAIL BASE BOTTOM T ' -
- A 11I
2 s 4 NAILER rms. iv:: .
(Fumish•d) ': - ` _' -
COUNTER FLASHING •:• RMFGAII SERIES —.L - --- °
(Furnished by Installer) i:• ADAPTOR FRAME RMFGA11 SERIES • e -
r
'• • • ' ADAPTOR FRAME
� 17 -12 SUPPLY DIVIDER WIDER PANELS
W.
I:: I IFurnlshad w RMFGA11) EXISTING RETURN
�
j
RIGID INSULATION W ANR DUCT I
(Furnished by Installer) 1y �.r� I DUCT SUPPORTS 13)
.: 30 Mumlehod with RMF'GA11I
•
ROOFING MATERIAL ;. 13 EXISTING SUPPLY ` \ _ % ..
.•,• EXISTING 1 AIR DUCT • .
•
:' `°❖• : i RMFI RO - _
•:'••':' • } MOUNTING FRAME EXISTING
...' ` N> .s,..:, '..i . y I RMF3 ROOF
- .. MOUNTING FRAME
RMFGA11 HORIZONTAL MOUNTING FRAME
A —
-13!16 N 1 -13116
B - --
Op4MIRO
j 2 1r 4 NAILER STRIP
T 1 -13716 IFurnldwdl
•
4r__..___.._ ----------- .....
__ SUPPLY A RETUR w , -- A T - - •� _
D11/Il7FR Forams . .. . ' 17.112 t
• / (FvmisMd) I ' I I
SUPPLY RETURN / J 4
AIR Apt C
. OPENING OPENING
o I 1 - 112
Frame
Opening
G --11.11 F - - - -r -- E
. Model No. A B C 0 E F G r
RMFGA11 -95 86 -9/16 82 -15/16 41 -114 37 -5/8 23 28 -7/16 31 -1/2
RMFGA11 -135 105 -3/4 102 - 1/8 -114 55 -5/8 29 -5/8 33 39 -1/2
_.- _._.._..- ._..._ .- ._:.... _.___._v_.._. _.. -.. . _._.___.... - -.. 1-13116 .
CORNER ANGLE
14 Fun.7ah.d for From. Assembly)
— 53
AIR PATTERN
4 7l1
• �f, +�,r� � Y "s�r ` 1 •�rc,.',vo A::' . . , ,..;::,',.':::.:y1:..., , :
�;:,.: r.;: : Sr':. =.1 al .:,- ° �'` % i;s: •
.: Il r 1 � • Y}r Y� 1,
ma - ,, ,,,:z , ,,,, , ,.. , ) ,,,,
F ) ki... ........__
'....,. i
,.
.._ - -- - - --
Separate Supply and Return fbouble) Duct Horizontal Supply and Return Air Combination Supply and Return Air Ceiling Diffuser
(Side by Side) Duct Application Stepdown or Flush Grille
COMBINATION CEILING SUPPLY AND RETURN AIR DIFFUSERS
RTD11 STEP -DOWN FD11 FLUSH
1 - -..., I
.„„ _ ., ,,
t1 7
G ^
II
' .11f '' °i``..''rY , ., ■ a &J. .
t Ec t l f ! E Yt, :; 7:1:;:
s .
A 'Y y w it w.
+ w
`^ � .( ' r" irk' i1 N 1 ,
Optional RTD11 Combination Calling Supply and Return Diffuser Optional FD11 Combination Ceiling Supply and Return Diffuser
Assembly — Step-clown mount diffuser extends slightly below cell- Assembly — Flush mount diffuser installs almost flush with the ceil-
ing level and discharges conditioned air out through grilles on all ing level and discharges conditioned air out through fixed blade
four sides. Aluminum grilles are fitted with double deflection louvers louvers on all four sides. Fixed blade louvers insure that air flow will
for precise directional control of air flow. Return air enters through be evenly distributed. Return air enters through large center grille. /'fit
the large center grille. Assembly also includes insulated diffuser box Assembly also includes insulated diffuser box with flanges for ease
with flanges for ease of duct connection, hanging rings for suspend- of duct connections, support hanger eyelets at the top corners for
ing, interior transition to insure low static and even air flow on all secure installation, interior transition to insure low static and even
four sides. Transition is sealed internally to prevent recirculation. air flow on all four sides. Transition is sealed internally to prevent
Diffuser assembly is completely factory assembled. Diffuser readily recirculation. Diffuser assembly is completely factory assembled.
adapts to T -bar ceiling grids and plaster ceilings. RTD11 -95 model Diffuser readily adapts to T -bar ceiling grids and plaster ceilings.
diffuser is used with the GIS11 -953 unit and RTD11 -135 with the FD11 -95 model diffuser is used with the GCS11 -953 unit and FD11- .4"..
GCS11 -1353. 135 with the GCS11 -1353.
Optional SRTG11 Supply and Return Transitions — Transitions
field install in the roof mounting frame and provide segregated
and simple duct connections to supply and return diffuser. Corn-
,
pletely insulated galvanized steel transitions have flanges for ease /".
of duct connection. Duct from the transitions to the diffuser is not
furnished and must be provided by installer. Transitions are corn-
- pletely factory assembled and easily field installed in the roof
mounting frame with minimum costs and labor requirements.
SRTG11 -95 transitions are used with the RMFG11 -95 roof mount-
ing frame and SRTG11 -135 with the RMFG11 -135 frame.
—54 —
DIMENSIONS (inches)
RTD11 -95 STEP-DOWN FD11 -95 FLUSH
CEIUNG DIFFUSER CEIUNG DIFFUSER
.41---------- 45 5!8 we---------
45 - 518 27-518
3� 5
t
23 716 r ; G
23:17 . c : moo i
.... a 9 -114 ® " C °�®
16
�- 6314 t
1
III f 1 1/+1 j' J ilI .E` /IP
��, i1iiiiiI
i it Opij. 44 518
7
27 �
4.925 sq. ft Free Supply Area Provided 44 sq- k. Free Supply Ana Pmvlded
7.89 sq. ft. Free Return Area Provided
•
3. 3 . 4 8 sq. ft- fne Return Area Provided
RTD11 -135 STEP -DOWN
CEIUNG DIFFUSER FD11 -135 FLUSH
CEILING DIFFUSER
, 4 45 6/B
� �`y 33-5/8
�,.J 16_.r•� 28 1 -ia ,4-- 45-5 33318
18 I'� 18 �,J�18-♦''� —�28� 1-1/2
f "I
� 20
. '
24
:re‘ _ 7., IY f J`.
"14 ' r L ]F t l 1 &CS yJ;
1�)) �Imo` �,. M1~�k ' D 1 Y F f '
i �lil �. E 35318 _ 7�5J8
32 — � A
527 sq. ft Free Supply Area Provided 3.73 sq. ft. Free Supply Area Provided
9.78 sq. ft Free Return Area Provided 4.57 sq. ft. Free Retum Area Provided
DIFFUSER AIR PATTERN
GCS11 -953 with FD11 -95 FLUSH DIFFUSER GC511 -1353 with FD11r135 FLUSH DIFFUSER
1
111 11 1
11 1/1111111
ill' IA
/14 1!‹ ---,
il ! ,:e ;'-". '''..•.:LI\4 .
\L'i, 1 , „__, ,....„---- • � i_ -� "� ; - - /- a '�
..._.!"----'-- .4
_56_
•
BLOWER DATA
GCS11 -953 BLOWER PERFORMANCE
Air 1 STATIC PRESSURE EXTERNAL TO UNIT - (Inches Water Gauge)
Volume 0 .10 .20 .30 .40 .50 .60 .70 .80 .90 1.00 1.10 120 1.30 1.40 1.60
{Cfm) RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
2600 630 0.60 690 0.75 745 0.80 795 0.95 8-40 1.10 880 1.20 920 1.30 955 1.45 990 1.55 1025 1.65 1060 1.75 1080 1.80 1105 1.90 1140 1.95 1170 2.05 1200 2.10
2800 680 0.75 735 0.85 785 1.00 835 1.15 875 1.28 915 1.40 955 1.55 990 1.65 1025 1.80 1055 1.90 1080 2.00 1105 2.05 1135 2.15 1170 2.25 1195 /35 1225 2.40
3000 725 0.85 780 1.05 830 1.20 875 1.35 910 1.45 955 1.65 990 1.80 1030 1.90 1055 2.00 1085 2.10 1105 2.25 1135 2.30 1170 2.50 1195 2.55 1225 2.65 1255 2.80
3200 770 0.95 825 1.25 870 1.40 915 1.55 955 1.70 990 1.85 1035 2.05 1060 2.15 1085 2.25 1110 2.40 1140 2.55 1170 2.75 1200 2.80 1225 2.90 1255 3.05 1280 3.20
3400 82i 1.50 870 1.45 910 1.60 955 1.80 995 2.00 1030 2.15 1065 2.25 1090 2.45 1115 2.55 1145 2.70 1175 2.85 1200 3.05 1230 3.15 1260 3.30 -------------- -
3600 870 1.55 910 1.70 960 1.90 995 2,10 1035 2.20 1070 2.40 1095 2.60 1125 2.75 1155 2.95 1180 3.05 1190 3.10 1240 3.40 - - -- - -- - --
3800 915 1.75 960 1.95 1000 2.20 1040 2.35 1075 2.60 1100 2.75 1130 2.90 1165 3.10 1190 3.25 1270 3.45 - - -- -- -- - -- - -- - - - --
NOTE - All Chn data Is measured external to the unit with the air filters in place.
er
GCS11 - 1353 BLOWER PERFORMANCE
Air STATIC PRESSURE EXTERNAL TO UNIT - Inches Water Gauge
Volume 0 .10 .20 .30 .40 .50 .60 .70 .80 .90 1.00 1.10 1.20 1.30 1.40 1.50
(Cfm) RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP ,RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
3800 1 610 0.80 670 0.95 720 1.12 ` 765 1.25 815 1.45 850 1.61 880 1.70 915 1.80 950 1.90 985 2.05 1020 2.17 1060 2.40 1095 2.55 1125 2.70 1155 2.80 1180 2.90
4000 645 0.92 695 1.10 745 1.25 795 1.45 835 1.60 870 1.75 900 1.82 935 1.92 970 2.05 1000 2.15 1040 2.35 1075 2.55 1105 2.70 1140 2.85 1170 3.00 1200 3.15
4200 675 1.12 725 1.30 775 1.45 820 1.65 855 1.85 890 1.90 925 1.95 960 2.10 990 2.20 1025 2.35 1060 2.55 1095 2.75 1125 2.90 1155 3.05 1185 3.20 1215 3.35
4400 705 1.35 755 1.50 805 1.65 840 1.80 880 1.95 910 2.05 945 2.10 980 2.25 1010 2.40 1045 2.55 1080 2.80 1110 2.90 1145 3.05 1175 3.20 1205 3.35 - - -- - --
4600 1 735 1.55 785 1.70 830 1.85 865 2.00 895 2.05 940 2.20 970 2.30 1000 2.42 1035 2.60 1070 2.80 1100 3.00 1135 3.15 1160 3.30 1190 3.45 --- - ___- -
4800 770 1.130 815 1.90 855 2.05 885 2.15 925 2.30 960 2.40 990 2.50 1020 2.65 1055 2.85 1090 3.05 1120 3.20 1150 3.35 - -- - -- -- - -- - --
5000 805 2.00 840 2.15 880 2.30 910 2.40 950 2.50 980 2.60 1010 2.85 1045 2.95 1080 3.00 1110 3.30 1140 3.45 --
5200 8.30 2.30 865 2.45 900 2.55 940 2.70 975 2.80 1005 2.90 1035 3.05 1070 3.25 1100 3.45 - -- - - -- -- - -- -- - - --
5400 1 860 2.65 890 2.75 930 2.90 970 3.05 995 3.15 1030 3.30 1060 3.45 - -- -- - -- - -- - -- __ __. - ___ __ __._
NOTE -All Cfm data is measured external to the unit with the air filters in place.
:� ) :� )
BLOWER DATA
BLOWER DRIVE SELECTION
Using total air volume (cfm) and system Static Pressure External to
Unit (inches water gauge) requirements determine from Blower
Performance Chart Rpm and Bhp required for job. Specify Bhp, exact
Rpm and power characteristics required when ordering, The correct
motor and pulleys will be factory installed. The following table lists
Motor hp and Rpm range of drive setups available with each motor.
Model Nominal Maximum `Rpm Range Of
No. Motor Usable All Available Drive Setups
Hp Hp (a 1720 Rpm Motor Speed
GCS 11 -953 1-1/2 1.80 764 -955
3 3.45 994 - 1185
2 2.30 688 - 860
GCS11 -1353
3 3.45 894 - 1066
N OTE - Maximum usable hp of motors furnished by Lennox are shown
In table. If other motors of comparable hp are used be sure to keep
- within the service factor limitations outlined on the motor name-
/ plate in Canada nominal horsepower is maximum usable horse-
power.
*Specify exact Bhp, Rpm and power characteristics required when ordering.
CEILING DIFFUSER AIR THROW DATA
Air *Effective Throw Range (feet)
Model No. Volume Step -Down Flush
(cfm) RTD11 -95 RTD11 -135 FD11 -95 FD11 -135
3000 27 - 33 - - -- 25 - 30 --
G CS 11 -953 3375 30 - 37 - - -- 28 - 34 --
3750 34 - 41 -- 31 - 38 --
4400 - -- 34 - 42 -- 32 - 40
GCS11- 1353 4950 - -- 38 - 47 - -- 36 - 45
rs._ 5500 - -- 43 - 52 -- 40 - 50
*Throw is the horizontal or vertical distance an air stream travels on
leaving the outlet of diffuser before the maximum velocity is reduced
to 50 ft. per minute.
ACCESSORY PRESSURE DROP
Total Pressure Drop (inches water gauge)
Model Air RTD Combination Ceiling
No. Volume Power Supply and Return FD Ceiling
(cfm) Saver 2 Sides 3 Sides 4 Sides Supply & Return
Open Open Open
2 600 .023 .24 .21 .18 .17
2800 .025 .27 .24 .21 .20
3000 .035 .32 .29 .25 .25
r. GCS11 -953 3200 .045 .41 .37 .32 .31
3400 .055 .50 .45 .39 .37
3600 .065 .61 .54 .48 .44
3800 .075 .73 .63 .57 .51
3800 .029 .40 .32 .26 .18
4000 .037 .44 -36 .29 .21
4200 .044 .49 .40 .33 .24
4400 .052 .54 .44 .37 .27
4600 .059 .60 .49 .42 .31
GCS11 -1353
4800 .067 .65 .53 .46 .35
5000 .074 .69 • .58 .50 .39
5200 .082 .75 .62 .54 .43
• 5400 .090 .80 .68 .59 .48
5600 .097 .86 .72 .63 .52
-57-
CONTROL SELECTION FLOW CHART
•
J
START
•
REMOTE SETPOINT ROOM
TRANSMITTER ROOM THERMOSTAT S
CONTROL t
REMOTE SETPOINT I I
ROOM
TRANSMITTER THERMOSTAT
25C5t 25C52
RETURN AIR ROOM
TEMPERATURE TEMPERATURE
SENSOR - EMOTE SENSOR
l TEMP.
SENSOR
RETURN AIR ROOM
TEMPERATURE TEMPERATURE
SENSOR 27C40 SENSOR 59092
SSP11
SWITCHING
STANDARD SUBBASE
SUBBASE STATUS PANEL
SSP11 SWITCHING
SWITCHING SUBBASE STATUS PANEL
I 59[00
V
I SWITCHING 1 /
SUBB �
5BC93
•
POWER YES POWER
YES SAVER ON NO SAVER ON
UNIT UNIT
VOLTAGE
•
CONTROL RELAY
51C21 VOLTAGE NO
CONTROL RELAY
I __ ... ... ... 51[21
SP11
STOP NO STATUS YES STATUS SPI1 I- •
PANEL 25C91
LEGEND FILTER J
SWITCH KIT / IIII N
59C95
DECISION POINT
ill
STOP
•
I. 1 ORDERING NUMBER
-58-
GUIDE SPECIFICATIONS
Prepared for the guidance of architects, consulting engineers and Electronic Control System —Shall provide room thermostat dis-
mechanical contractors_ charge temperature sensor, logic panel, modulating damper actu-
• General — Furnish and install a single package combination air to ator and related accessories to automatically operate the mechan-
e air DX mechanical cooling system and gas fired heating system, icel equipment through the heating or cooling and ventilating cycles
complete with automatic controls. The single package unit shall be a as required
standard product of a firm regularly engaged in the manufacture of Cabinet —Shall be galvanized steel with a baked -on outdoor
healing- cooling equipment. The manufacturer shall have parts and enamel paint finish. Cabinet panels where conditioned air is handled
service available throughout the United States and Canada. shall be fully insulated to prevent sweating and minimize sound.
The installed weight shall not be more than lbs. Entire unit Openings shall be provided for power connection entry. Base shall
piee shall have a width of not more than inches, a depth of not have drainage holes Lifting lugs shall be provided for rigging.
more than inches and an overall height of not more than
inches. The equipment shall be shipped completely factory Service Access — Al/components, wiring and inspection areas shall
assembled, precharged, piped and wired internally ready for field be completely accessible through removable panels.
connections. In addition, manufacturer shall test operate system at
the factory before shipment. Supply Air Blowers — Dual centrifugal supply air blowers shall have
permanently lubricated ball bearings, adjustable belt drive and
Approvals —All electrical components shall have U.L Listing. All motor mount where belt tension can be easily adjusted. The entire
wiring shall be in compliance with NEC and CEC. assembly shall be floated on resilient rubber mounts. Blower wheel
Roof Mounting Frame — Furnish and install a steel roof mounting shall be statically and dynamically balanced. Blower shall be cape -
frame for bottom or horizontal discharge and return air duct ble of delivering cfm at an external static pressure of
connection. It shall mate to the bottom perimeter of the equipment. inches water gauge requiring bhp and rpm.
When flashed into the roof it shall make a unit mounting curb and
provide weatherproof duct connection and entry into the condi- Condenser Fans — Twin propeller type condenser fans shall dis-
tioned area. Flashing shall be the responsibility of a roofing charge vertically and be direct driven by a hp motor. Fan motor
contractor. 14 inch high frame shall be approved by National shall be totally enclosed with sleeve bearings, permanently
Roofing Contractors Association. lubricated, inherently protected and equipped with rain shield. Fan
Air Distribution — Equipment shall be capable of bottom or side shall have a safely guard.
handling of conditioned air. All air distribution ducts shall be fiber-
glass or ga. galvanized steel insulated with inch thick Air Filters — 1" thick disposable frame type fiberglass media filters
lb. density fiberglass or equivalent shall have not less than sq. ft of free area.
Furnish and install a (flush or sfepdown) optional combination POWER SAVER furnish and install complete with controls an
ceiling supply and return air grille. It shall be capable of not less than
optional mechanically linked air mixing damper assembly including
ft radius of effective throw.
outdoor air and recirculated air dampers. The assembly shall mount
Cooling System — The total certified cooling capacity shall not be within the confines of the unit cabinet and provide for the intro-
less than Btuh with an evaporator air volume of cfm, duction of outside air for minimum ventilation and free cooling.
an entering wet bulb air temperature of F, an entering dry Outdoor air hood shall mount external to the unit cabinet.
bulb air temperature of F and a condenser entering Damper motor shall be 24 volt, modulating spring return. Controls
temperature of F The compressor power input shall shall include discharge sensor and adjustable enthalpy control.
not exceed kw at these conditions.
The coils shall be non- ferrous construction with aluminum fins Fresh Air Dampen — Optional equipment shall be available to
mechanically bonded to durable copper tubes. Coils shall be control outdoor air requirements. Outdoor air damper assembly
pressure leak tested. Coil face area shall be not less than sq ft. shall be available for manual or automatic operation. Dampers shall
(evaporator) and sq. ft (condenser). be adjustable for air quantities of 0 to 100%. Shall include externally
The compressor shall be resiliently mounted, have overload protec- mounted outdoor air hood.
tion, internal pressure relief and crankcase heater. The refrigeration
/ I.et system shall have suction and discharge line service gauge ports, Exhaust Air Dampers— Pressure operated dampers shall install
high pressure switch, low pressure switch, driers and full refrigerant within the unit Damper blades shall ride in nylon bearings and be
charge. Control option available shall consist of low ambient gasketed for tight seal and quiet operation.
control. Shall comply with ARl Standard 210 Test Conditions.
Heating System — The heating capacity output shall Btuh Remote Status Panel —Shall be available for installation within the
with a gas input of Stub. conditioned area to observe equipment operation. The panel shall
Automatic controls furnished as standard equipment shall give include signal lights for Cool Mode, Heat Mode, Compressor 1,
single stage or two stage operation. Cylindrical drum and tube heat Compressor 2, No Heat and Filter.
exchanger shall be constructed of aluminized steel. Combination
stainless and aluminized steel power burner shall have prepurge, Remote Switching Status Panel —Shall be available for installation
electric spark ignition, 100% safety shutoff controls, electronic flame within the conditioned area to control and observe equipment op-
sensing controls, series gas valves and limit controls. Staging eration. The panel shall include signal lights for Cool Mode, Heat
control shall be with separate gas valves. All controls shall be listed Mode, Compressor 1, Compressor 2, No Heat and Filter. System
�� for operation at low outdoor air temperatures. Burner shall be selector switch and fan switch shall provide operations! mode and
equipped with inspection • - ,hdow ^nd air shutter for combustion air blower operation. After hours timer switch shall override night
adjustment Visual inspection of burner flame shall be possible thru setback controls and provide normal operation for time period set.
observation port at rear of heat exchanger. Complete service access
shall be provided for controls and wiring. Shall be A.G.A. and Night Setback Controls — Complete controls shall be available to
C.G.A. design certified for outdoor installation. program the equipment for day -night operation.
EHB
— —