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REVIEWED FOR CODE COMPLIANCE MAR 17 2015
Approved: [ CITY OF TIGARD
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Permit#: 4 c
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Address: (2 J ��TSc f
Suite#: _
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,
AIR CONDITIONERS
13ACX
t MERIT® Series
R-410A
PRODUCT SPECIFICATIONS Bulletin No.210739
January 2015
Supersedes Bulletin No.210563
•
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'° -#
a. SEER up to 16.00
1.5 to 5 Tons
Cooling Capacity - 18,000 to 59,000 Btuh
MODEL NUMBER IDENTIFICATION
13ACXN - 024 - 23.0 - 17
Nominal SEER T
Minor Revision Number
Unit Type ;
AC=Air Conditioner ,! , Voltage
': 230=208/230V-1 phase-60hz
Refrigerant
X=R-410A *'Nominal Cooling Capacity
. _ ,a., , 018= 1.5 tons
g 024=2 tons
Regional Standards 030=2.5 tons
—(dash)= All Regions or Southwest Region(dependent on size) -F' l 036=3 tons
N=North Region ,: 042=3.5 tons
048=4 tons
060=5tons
Lsiprimanglimaggiggyffloe
FEATURES r
CONTENTS
AHRI System Matches -All Regions (7a
(Limited Availability) 10
AHRI System Matches - North Region 51
Dimensions 7 ;.
Electrical Data 6
Features 2 ! _>
Field Wiring 8 j`a Z _.
Installation Clearances 8 \ n}® r
Model Number Identification 1
Optional Accessories 6
Sound Data 8
Specifications 6
WARRANTY
Compressor-limited warranty for five years in ,\
residential installations and five years in non-residential
installations. \;\\\
\
All other covered components -five years in
residential installations and one year in non-residential
installations. +.,...,+
Refer to Lennox Equipment Limited Warranty certificate
included with unit for specific details.
APPROVALS APPLICATIONS
AHRI Certified to AHRI Standard 210/240-2008. SEER up to 16.00.
Sound rated in Lennox reverberant sound test room 1.5 through 5 ton.
in Accordance with test conditions included in AHRI Single-phase power supply.
Standard 270-2008. Sound levels as low as 76 dB.
Tested in the Lennox Research Laboratory Vertical air discharge allows concealment behind shrubs
environmental test room. at grade level or out of sight on a roof.
Rated according to U.S. Department of Energy(DOE) Matching add-on furnace indoor coils or air handlers
test procedures. provide a wide range of cooling capacities and
Region specific models meet the minimum efficiency applications. See AHRI System Matches.
requirements for U.S DOE Federal Regional Standards See Indoor Coils and Air Handlers sections for data.
in that area. Units shipped completely factory assembled, piped and
Units and components within bonded for grounding to wired. Each unit test operated at the factory ensuring
meet safety standards for servicing required by UL, proper operation.
NEC and CEC. Installer must set air conditioner, connect refrigerant
Units are ETL certified for the U.S. and Canada. lines and make electrical connections to complete job.
ISO 9001 Registered Manufacturing Quality System. APPROVALS
For expanded ratings, see www.lennoxdavenet.com. AHRI Certified to AHRI Standard 210/240-2008.
Sound rated in Lennox reverberant sound test room
in Accordance with test conditions included in AHRI
Standard 270-2008.
Tested in the Lennox Research Laboratory
environmental test room.
Rated According to U.S. Department of Energy (DOE)
test procedures.
Units and components within bonded for grounding to
meet safety standards for servicing required by UL,
NEC and CEC.
Units are ETL certified for the U.S. and Canada.
ISO 9001 Registered Manufacturing Quality System.
For expanded ratings, see www.lennoxdavenet.com.
13ACX-1.5 to 5 Ton Air Conditioner l Page 2
FEATURES
REFRIGERATION SYSTEM The principle involves matching indoor coil with proper
R-41 OA Refrigerant bore size of orifice in metering device.
Non-chlorine, ozone friendly, R-410A. Equalizes pressure shortly after compressor stops, unit
trl-j starts unloaded, eliminating need for additional controls.
Unit pre-charged with refrigerant. R410A
See Specification table. `° Furnished with air conditioner.
0 Condenser Fan High Capacity Liquid Line Drier
Direct drive fan moves large air volumes uniformly Furnished with unit for field installation.
through entire condenser coil for high refrigerant cooling Approved for use with R-410A systems.
capacity. Traps any moisture or dirt that could contaminate the
Vertical air discharge minimizes operating sounds and refrigerant system.
eliminates damage to lawn and shrubs. High Pressure Switch
Fan motor has sleeve bearings and is inherently Shuts off unit if abnormal operating conditions cause the
protected. discharge pressure to rise above setting.
Motor totally enclosed for maximum protection from • Protects compressor from excessive condensing
weather, dust and corrosion. pressure.
Rain shield on motor provides additional protection from Automatic reset. •
moisture.
Louvered steel top fan guard furnished as standard. Optional Accessories
Fan service access accomplished by removal of top Expansion Valve Kits
panel. Must be ordered extra and field installed on certain
indoor units. See TXV/Orifice Usage table.
0 Copper Tube/Enhanced Fin Coil
Chatleff-style fittings.
Lennox designed and fabricated coil.
Ripple-edged aluminum fins. Freezestat
Copper tube construction. Installs on or near the vapor line of the indoor coil or on
Lanced fins provide maximum exposure of fin surface to the suction line.
air stream resulting in excellent heat transfer. Senses suction line temperature and cycles the
compressor off when suction line temperature falls
Fin collars grip tubing for maximum contact area. below it's setpoint.
Flared shoulder tubing connections/silver soldering Opens at 29°F and closes at 58°F.
construction.
Coil is factory tested under high pressure to ensure Loss of Charge Switch Kit
leakproof construction. Helps protect the compressor from damage due low
Steel louvered panels provide complete coil protection. refrigerant charge conditions.
Panels can be completely removed for servicing. SPST, normally-closed switch, automatic reset switch
mounted on suction line.
Refrigerant Flow Control
RFCIV METERING SYSTEM Refrigerant Line Kits
ORIFICE BODY RFCIV Refrigerant lines (suction &liquid) are shipped
(On Coil) "BULLET" refrigeration clean. Lines are cleaned, dried,
/ ORIFICE pressurized and sealed at factory.
�"' Suction line fully insulated.
0-RING ( LIQUID
.;a. LINE Lines are stubbed at both ends.
f i LIQUID
N. .f LINE SCREEN .? ,
.ra SEAL
NUT SWEAT
®I CONNECTION
Units applicable to expansion valve systems or RFC .
systems when matched with specific indoor coils.
RFCIV:
Accurately meters refrigerant in system.
Refrigerant control is accomplished by exact sizing of
refrigerant metering orifice.
13ACX-1.5 to 5 Ton Air Conditioner !Page 3
•
FEATU'RE5 >
COMPRESSOR CONTROLS
0 Scroll Compressor Optional Accessories
Compressor features high
efficiency with uniform suction Compressor Hard Start Kit
flow, constant discharge flow, high Single-phase units are equipped with a PSC
volumetric efficiency and quiet " compressor motor.This type of motor normally doesn't
operation. need a potential relay and start capacitor.
Compressor consists of two In conditions such as low voltage, this kit may be
involute spiral scrolls matched required to increase the compressor starting torque.
together to generate a series of Compressor Low Ambient Cut-Off
crescent shaped gas pockets Non-adjustable switch (low ambient cut-out) prevents
between them. compressor operation when outdoor temperature is
During compression, one scroll •'.. below 35°F.
remains stationary while the other
scroll orbits around it. Compressor Time-Off Control
Gas is drawn into the outer pocket, the pocket is sealed Kit prevents compressor short cycling and allows time
as the scroll rotates. for suction and discharge pressure to equalize.
As the spiral movement continues, gas pockets are Permits compressor start-up in an unloaded condition.
pushed to the center of the scrolls.Volume between the Automatic reset with 5 minute delay between
pockets is simultaneously reduced. compressor shut-off and start-up.
When the pocket reaches the center, gas is now at high Indoor Blower Off Delay Relay
pressure and is forced out of a port located in the center Delays the indoor blower-off time during the cooling
of the fixed scrolls. cycle.
During compression, several pockets are compressed See AHRI System Matches for usage.
simultaneously resulting in a smcoth continuous
compression cycle. Low Ambient Kit
Continuous flank contact, maintained by centrifugal Air conditioners operate satisfactorily in the cooling
force, minimizes gas leakage and maximizes efficiency. mode down to 45°F outdoor air temperature without any
Scroll compressor is tolerant to the effects of slugging
additional controls.
and contaminants. If this occurs, scrolls separate, Kit can be added in the field enabling unit to operate
allowing liquid or contaminants to to be worked toward properly down to 30°F in the cooling mode.
the center and discharged. Crankcase heater and freezestat should be installed on
Low gas pulses during compression reduces compressors equipped with a low ambient kit.
operational sound levels. A compressor lock-out thermostat should be added to
Compressor motor is internally protected from terminate compressor operation below recommended
excessive current and temperature. operation conditions.
Compressor is installed in the unit on resilient rubber Thermostat
mounts for vibration free operation. Thermostat not furnished with unit. See Thermostat
Optional Accessories bulletins in Controls Section and Lennox Price Book.
Compressor Crankcase Heater Timed-Off Control
Protects against refrigerant migration that can occur Kit prevents compressor short-cycling and allows time
during low ambient operation. for suction and discharge pressure to equalize.
Permits compressor start-up in an unloaded condition.
Compressor Sound Cover Automatic reset with 5 minute delay between
A reinforced vinyl compressor cover containing a 1-1/2 compressor shut-off and start-up.
inch thick batt of fiberglass insulation.
All open edges are sealed with a one-inch wide hook
and loop fastening tape.
13ACX-1.5 to 5 Ton Air Conditioner /Page 4
•
CABINET Optional Accessories
0 Heavy gauge steel cabinet with five station metal wash Mounting Base
process. Provides permanent foundation for outdoor units.
Louvered heavy gauge steel panels surround unit on all High density polyethylene structural material is
four sides to prevent damage to the coil. lightweight, sturdy, sound absorbing and will withstand
Powder paint finish provides superior rust and corrosion the rigors of the sun, heat, cold, moisture, oil and
protection. refrigerant. Will not mildew or rot.
Control box is conveniently located with all controls Can be shipped singly or in packages of 6 to a carton.
factory wired.
Corner patch plate allows access to compressor Unit Stand-Off Kit
components. Black high density polyethylene feet are available to
raise unit off of mounting surface away from damaging
Drainage holes are provided in base section for moisture.
moisture removal. Four feet are furnished per order number.
PermaGuardTM Unit Base
Durable zinc-coated base section resists rust and
corrosion.
0 Refrigerant Line Connections, Electrical Inlets,
Service Valves
Sweat connection suction and liquid lines are located on
corner of unit cabinet.
Fully serviceable brass service valves prevent corrosion
and provide access to refrigerant system. Suction valve
can be fully shut off, while liquid valve may be front
seated to manage refrigerant charge while servicing
system.
Refrigerant line connections and field wiring inlets are
located in one central area of cabinet for easy access.
See dimension drawing.
13ACX-1.5 to 5 Ton Air Conditioner /Page 5
SPECIFICATIONS
General Model No. All Regions 13ACX-018 13ACX-024 13ACX-030 13ACX-036 13ACX-042 13ACX-048 13ACX-060
Data Northern Region 13ACXN018 13ACXN024 13ACXN030 13ACXN036 13ACXN042 13ACXN048 13ACXN060
Nominal Tonnage,' 1.5 2 2.5 3 3.5 4 5
Connections Liquid line o.d.-in. 318 3/8 3/8 3/8 3/8 3/8 3/8
(sweat) Suction line o.d.-in. 5/8 5/8 3/4 3/4 3/4 7/8 7/8
'Refrigerant(R-410A)furnished 3 lbs. 15 oz.3 lbs. 15 oz. 5 lbs.2 oz. 5 lbs.4 oz. 6 lbs.8 oz. 7 lbs. 12 oz. 9 lbs.0 oz.
RFCIV Metering Orifice Size 0.051 0.057 0.065 0.072 0.076 0.082 0.090
Outdoor Net face area Outer coil 11.33 11.33 13.22 13.22 16.33 18.67 16.33
Coil sq.ft. Ir.nercoil --- --- --- --- --- --- 15.71
Tube diameter-in. 5/16 5/16 5/16 5/16 5/16 5/16 5/16
Number of rows 1 1 1 1 1 1 2
Fins per inch 26 26 26 26 26 26 22
Outdoor Diameter-in. 18 18 18 18 22 22 22
Fan Number of blades 3 3 4 4 4 4 4
Motor hp 1/10 1/10' 1/5 1/5 1/4 1/4 1/4
Cfm 2350 2350 2400 2400 3500 3670 3600
Rpm 1010 1010 1090 1090 825 835 830
Watts 165 165 185 185 300 295 285
Shipping Data-lbs. 1 package 138 138 144 151 188 195 218
ELECTRICAL DATA
Line voltage data-60 hz-1 ph 208/230V 208/230V 208/230V 208/230V 208/230V 208/230V 208/230V
2 Maximum overcurrent protection(amps) 20 30 30 35 45 50 60
3 Minimum circuit arnpacity 12.0 17.6 18.7 22.0 28.1 31.9 34.6
Compressor Rated load amps 9.0 13.5 14.1 16.7 21.2 24.2 26.3
Locked rotor amps 48 58.3 73 70 90 100 125
Power factor 0.98 0.98 0.98 0.99 0.99 0.99 0.99
Condenser Full load amps 0.7 0.7 1.1 1.1 1.7 1.7 1.7
Fan Motor Locked rotor amps 1.3 1.3 2.0 2.0 3.2 3.2 3.2
OPTIONAL ACCESSORIES - ORDER SEPARATELY
Compressor Crankcase Heater 93M04 •
93M05 •
Compressor Hard Start Kit 10J42 •
88M91 •
Compressor Low Ambient Cut-Off 45F08 • •
Compressor Sound Cover 69J03 • • •
Compressor Time-Off Control 47J27 • •
Freezestat 3/8 in.tubing 93G35 • •
5/8 in.tubing 50A93 • •
Indoor Blower Off Delay Relay 58M81 • •
Loss of Charge Switch Kit 84M23 • •
Low Ambient Kit 34M72 • • •
Mounting Base 69J06 •
69J07 •
Refrigerant L15-26-20, L15-26-25, • •
Line Sets L15-26-35, L15-26-50
L15-41-20, L15-41-30,
L15-41-40, L15-41-50
L15-65-30, L15-65-40. • •
L15-65-50
Unit Stand-Off Kit 94J45 • •
NOTE-Extremes of operating range are plus 10%and minus 5%of line voltage.
'Refrigerant charge sufficient for 15 ft.length of refrigerant lines.For longer line set requirements see the Installation Instructions for information about line set length and
additional refrigerant charge required.
HACR type circuit breaker or fuse.
'Refer to National or Canadian Electrical Code manual to determine wire,fuse and disconnect size requirements.
'Crankcase Heater and Freezestat are recommended with Low Ambient Kit.
13ACX-1.5 to 5 Ton Air Conditioner /Page 6
. .
` 4-3/8 4-3/8
INLET ,& AIR (111) (111)
111)
I' 4-3/8
(13/8 /� (111)
j� INLET T 4 �-- /::- ;: '
INLET S AND OFF KIT(
AIR AIR COIL DRAIN OUTLETS
(Around perimeter of base) /. I
�/l�'III'1 � r r 6-3/8 i��, ® ��CONNEN LINE (162) 4-318
_� CONNECTION \\: ■ I 12111)jj
INLET 4 AIR LIQUID LINE t T
CONNECTION • ,_� 6-3/8 4-3/8
(162) (111)
TOP VIEW TOP VIEW BASE SECTION.
A A
I OUTDOOR r t DISCHARGE AIR
COIL FAN ( f I
___..................._ 1 i
COMPRESSOR •• I /•
}
' 1 i
C B j
I =
SUCTION AND •
/NM IMIS LIQUID LINE
CONNECTION\1.4
- !.ELECTRICAL - -
INLETS + -■
isW i Iv
.. C �.
2-3/4(70)
■ I t 2(51) —4—,W
SIDE VIEW 3/4(19) I STAN�N UNIT SIDE VIEW
(FIEL) I:ILIC
——
'---■,i I
A B I C
Model
inches mm inches him inches mm
018 24-1/4 616 25-1/4 6;41 24-1/4 616
024 24-1/4 616 25-1/4 641 24-1/4 616
030 24-1/4 616 29-1/4 743 28-1/2 724
036 24-1/4 616 29-1/4 743 28-1/2 724
042 28-1/4 718 29-1/4 743 28-1/2 724
048 28-1/4 718 33-1/4 845 32-1/2 826
060 28-1/4 718 29-1/4 743 28-1/2 724
13ACX-1.5 to 5 Ton Air Conditioner /Page 7
SOUND DATA .
Octave Band Linear Sound Power Levels dB, re 1012 Watts
' Unit Center Frequency-HZ 'Sound Rating
Model Number(dB)
125 258 500 1000 2000 4000 8000
018 53 60 64.5 68.5 67 61.5 54.5 76
024 51.5 62 64.5 68.5 67 60.5 53.5 76
030 52.5 62 67.5 69 67 61.5 54.5 76
036 52.5 61 67 69 67 61.5 52.5 76
042 58 68 73.5 75.5 74 69.5 62.5 79
048 57.5 67 73 74.5 71 64 58.5 79
060 57 63 69.5 71.5 71 65.5 60.5 79
NOTE-the octave sound power data does not include tonal correction.
'Tested according IoAHRI Standard 270-2008 test conditions.
FIELD WIRING INSTALLATION CLEARANCES - IN (MM)
A
DISCONNECT THERMOSTAT DISCONNECT
SWITCH (Optional) SWITCH See NOTES
(By Others) (By Others)
0 0 /r 4" >\
f See 1 • • See
NOTES ` NOTES
LENNOX LENNOX `� •j(*
AIR HEATING UNIT
CONDITIONER ' OR
AIR HANDLER CONTROL
UNIT See NOTES BOX
t
A -Two Wire Power NOTES:
B -Two Wire Power(See Electrical Data) Service clearance of 30 in. (762 mm) must be maintained on
C -Two Wire Low Voltage(18 ga. minimum) one of the sides adjacent to the control box.
D -Four Wire Low Voltage(Electro-Mechanical) 18 ga. mini- Clearance to one of the other three sides must be 36 in. (914
mum. mm)
Five Wire Low Voltage(Electronic) 18 ga. minimum Clearance to one of the remaining two sides may be 12 in. (305
mm)and the final side may be 6 in. (152 mm).
NOTE-Field Wiring Not Furnished A clearance of 24 in. must be maintained between two units.
All wiring must conform to NEC or CEC and local electrical codes. 48 in. (1219 mm)clearance required on top of unit.
•
13ACX-1.5 to 5 Ton Air Conditioner /Page 8
1
TXV/ORIFICE USAGE *TXV SUBSTITUTIONS
Use this table for C33, CH23, CH33, CH35 and CR33 Field Use this table to determine if the factory installed TXV in
Installed TXV/Orifice Match-Ups. the indoor unit needs to be replaced.
Model Refrigerant Metering Thermal Indoor Coil or Air Factory Replacement
Model
Orifice (RFC) Expansion Handler TXV TXV
Order No. Orifice Size Valve(TXV) 030 CX34-42 49L25 37L51
018 10W93 0.051 37L51 030 CX34-43 49L25 37L51
024 97M75 0.057 137L51 030 CX34-44/48 49L25 37L51
030 10W99 0.065 37L51 036 CX34-43 49L25 37L51
036 I98M13 0.070 137L51 — — -_— —
___--...—__ _00_—...._.__._.- 036 CX34-44/48 49L25 37L51
042 97M78 0.076 139L72 ----__ 036 CX34-50/60 91M02 37L51
048 197M79 0.082 191M02 - ---.. - ----- --
036 CBX25UH-042 91M02 37L51
060 110W89 0.090 I91M02
CX34 upflow coils and all Lennox air handlers are shipped 036 CBX25UHV-042 91 M02 37L51
P PPed with a factory _._
installed TXV.In most cases,no change out of the valve is needed. 036 CBX27UH-042 91 M02 37L51
If a change out is required it will be listed in the L'TXV SUBSTITUTIONS'table.
The correct TXV must be ordered separately and field installed. 036 CBX32M-042 91M02 37L51
C33 and CH33 coils-Use the orifice sh pped with the outdoor unit or replace 036 CBX32M 048 91 M02 37L51 •
the factory installed orifice with the expansion valve listed.
CR33 and CH23 coils-Use the orifice shipped with the outdoor unit or use the 036 CBX32MV-048 91M02 37L51
expansion valve listed.
CH35 coils-Factory installed orifice must be replaced with the expansion valve 036 CBX4OUHV-042 91 M02 37L51
listed
036 CBX4OUHV-048 91M02 37L51
042 CBX32M-036 49L24 39L72
'CX34 coils and all air handlers-The factory installed expansion valve must
MOST POPULAR MATCHES be replaced with the expansion valve listed(ordered separately).
If the combination is not listed above,the factory installed TXV is used.
Outdoor Unit Indoor Unit
Model Model No
018 CX34-30
024 CX34-30
030 CX 34-30
036 CX34-38
042 CX 34-43
048 I CX34-49
060 I CX 34-49
AHRI STANDARD 210/240
Cooling or heating capacities are net values, including Units which do not have an indoor air-circulating blower
the effects of blower motor heat, and do not include furnished as part of the model, i.e., split system with
supplementary heat. Power input is the total power input indoor coil only, is established by subtracting from the
to the compressor(s) and fan(s), plus any controls and total cooling capacity 1250 Btu/h per 1,000 cfm, and by
other items required as part of the system for normal adding the same amount to the heating capacity. Total
operation. power input for both heating and cooling is increased
by 365 W per 1,000 cfm of indoor air circulated.
13ACX-1.5 to 5 Ton Air Conditioner /Page 9