Plans (4) MEC2
014 - 00577
2014 �,
GAS PACK SCHEDULE ��yt ^^ , �'
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FFFICIENCIES AIR FLOW ELECTRICAL o N
COOLING GAS OPER
SYMBOL QTY MFR MODEL AREA SERVED CONFIGURATION CAP. INPUT THERMAL SUPPLY RETURN MIN OSA WEIGHT NOTES � a_ o o N
[TONS] [MBH] SEER / EER [%] [CFM] [CFM] [CFM] VOLTS / PH MCA MOCP [LBS] °'•C,�'0)r-to
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GP-1 1 CARRIER 48HCEA ZONE 1 VERTICAL DISCHARGE 3 115 15 / - 81% 1200 900 300 460 / 3 9.9 15 527 1, 2, 3 r--+ VC)01
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GP-2 1 CARRIER 48HCEA ZONE 2 VERTICAL DISCHARGE 3 115 15 / - 81 / Q+ a o N-
1200 900 300 460 3 9.9 15 527 1, 2, 3 L n
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GP-3 1 CARRIER 48HCEA ZONES 3 & 5 VERTICAL DISCHARGE 5 115 15.2 / - 81% 2000 1500 500 460 / 3 12.3 15 619 1, 2, 3 Q V)z o�
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GP-4 1 CARRIER 48HCEA ZONE 4 VERTICAL DISCHARGE 4 115 15.6 / - 81% 1600 1200 400 460 / 3 10.8 15 609 1, 2, 3 �' v C oo X
GP-5 1 CARRIER 48HCEA ZONES 6 & 8 VERTICAL DISCHARGE 5 115 15.2 / - 81% 2000 1500 500 460 / 3 12.3 15 619 1, 2, 3 W a
E--i Q
GP-6 1 CARRIER 48HCEA ZONE 7 VERTICAL DISCHARGE 3 115 15 / - 81% 1200 900 300 460 / 3 9.9 15 527 1 , 2, 3
GP-7 1 CARRIER 48HCEA ZONE 9 VERTICAL DISCHARGE 3 1 15 15 / - 81% 1200 900 300 460 / 3 9.9 15 527 1 , 2, 3 a
NOTES: 1 . PROVIDE ROOF CURB AND HOLD-DOWN CLIPS =
2. DISCONNECT BY E.C.
3. PROVIDE JADE ECONOMIZER AND CO2 SENSOR
GENERAL NOTES
1. NEW / REMODEL CONSTRUCTION CUTTING & PATCHING BY GENERAL CONTRACTOR. 12. SHEET METAL DUCT JOINTS SHALL BE SEALED WITH MASTIC. WHERE MASTIC IS USED TO
SEAL OPENINGS GREATER THAN 1/4", A COMBINATION OF MASTIC AND MESH SHALL BE
2. INSTALLATION WILL COMPLY WITH 2010 OREGON MECHANICAL SPECIALTY CODE (GMSC), 2010 USED.
OREGON STRUCTURAL SPECIALTY CODE (OSSC), 2010 OREGON ENERGY EFFICIENCY SPECIALTY
CODE (OEESC) AND ASHRAE STANDARDS. 13. REPLACE EXISTING DUCTWORK IF THE TERMINAL CONNECTION USES MORE THAN 20' OF
FLEXIBLE DUCTWORK.
3. LOAD CALCULATIONS WERE PERFORMED WITH AN APPROVED EQUIVALENT COMPUTATION
PROCEDURE AND EQUIPMENT SIZING AND CAPACITY DOES NOT EXCEED THE LOADS 14. ALL MATERIALS & PRODUCTS USED WILL BE NEW UNLESS OTHERWISE DIRECTED BY THE
CALCULATED AS PER SECTION 503.2 OF THE OEESC. OWNER. ALL EXISTING DUCTWORK, GRILLES & DIFFUSERS TO REMAIN, UNLESS OTHERWISE
DIRECTED BY THE OWNER.
4. SUPPLY & RETURN AIR DUCTWORK TO BE LINED WITH 1" - 1-1/2# SA INSULATION FOR AT 15. COORDINATE DEMOLITION OF EXISTING HVAC SYSTEMS WITH GENERAL CONTRACTOR.
LEAST 10' FROM AIR HANDLING EQUIPMENT, UNLESS NOTED OTHERWISE (INDOOR VS. DEMOLITION TO BE COMPLETED BY THE GENERAL CONTRACTOR.
OUTDOOR).
5. NEW DUCTWORK TO BE INSTALLED USING SHEET METAL RUN OUTS IN ACCORDANCE WITH 16. ROOF CURBS TO BE FURNISHED AND SPOTTED BY HUNTER-DAVISSON. LEVELING AND
SMACNA STANDARDS. ROOFING BY THE GENERAL CONTRACTOR.
6. INSULATE & SEAL DUCTS AND PLENUMS PER OEESC 503.2.7 & OSMC 603.9. TERMINAL 17. STRUCTURAL C;-,LCULATIONS FOR NEW ROOFTOP EQUIPMENT BY LICENSED STRUCTURAL
CONNECTIONS WILL USE NOT MORE THAN 8' OF FLEXIBLE DUCTWORK. INSTALLATION OF FLEX ENGINEER. Co
DUCT WILL BE HUNG PROPERLY TO PROVIDE PROPER AIRFLOW WITHOUT RESTRICTIONS. ALLC\2CURVED BLADEE COR
SUPPLY AND RETURN AIR DUCTS AND PLENUMS SHALL BE INSULATED WITH A MINIMUM OF 18. NEW LAY-IN CE:UNG SUPPLY DIFFUSERS TO BE TITUS PCS (PERFORATED, ADJUSTABLE C\2R-5 INSULATION WHEN LOCATED IN UNCONDITIONED SPACES (CEILINGS AND ATTICS) ANDA E) OR EQUAL.
MINIMUM OF R-8 INSULATION WHEN LOCATED OUTSIDE THE BUILDING. EXCEPTION: WHEN THE 19. PROGRAMMABLE ROOM THERMOSTATS TO BE MOUNTED 48" ABOVE FINISHED FLOOR. PER
DESIGN TEMPERATURE DIFFERENCE BETWEEN THE INTERIOR AND EXTERIOR OF THE DUCT OR SECTION 503.2.4 OF THE OEESC THERMOSTATS SHALL BE CAPABLE OF CONTROLLING THE
PLENUM DOES NOT EXCEED 15 DEG. F. (RETURN DUCTS ABOVE CEILINGS). DUCT RUN OUTS TEMPERATURE BETWEEN 55'F AND 85'F WITH A DEADBAND OF 57. OFF-HOUR CONTROLS
IN A CONDITIONED SPACE & EXHAUST DUCTS SHOULD BE UNINSULATED. SHALL BE ACCOMPLISHED USING A PROGRAMMABLE THERMOSTAT OR TIMECLOCK. OPTIMUM O
7. VOLUME DAMPERS OR OTHER MEANS OF SUPPLY AIR ADJUSTMENT SHALL BE PROVIDED IN START CONTROLS SHALL BE ABLE TO VARY THE START-UP TIME OF THE SYSTEM TO JUST
THE BRANCH DUCTS OR AT EACH INDIVIDUAL DUCT REGISTER, GRILLE OR DIFFUSER. IN MEET THE TEMPERATURE SET POINT AT THE TIME OF OCCUPANCY. PROVIDE A VANDAL
ADDITION EACH VOLUME DAMPER OR OTHER MEANS OF SUPPLY AIR ADJUSTMENT USED IN PROOF GUARD FOR THERMOSTATS LOCATED IN PUBLIC AREAS AS REQUIRED. Q
BALANCING SHALL BE PROVIDED WITH ACCESS IN ACCORDANCE WITH SECTION 603.17 OF THE 20. PROVIDE MOTORIZED DAMPERS FOR OUTDOOR AIR SUPPLY AND EXHAUST SYSTEMS IN EXCESS
OMSC. OF 300 CFM PER OEESC 503.2.4.5. EXCEPTIONS INCLUDE COMBUSTION AIR INTAKES, TYPE 1
8. SUPPLY AIR ECONOMIZERS SHALL BE PROVIDED ON EACH COOLING SYSTEM AND SHALL BE KITCHEN HOODS, COOLING EQUIPMENT RATED LESS THAN 54,000 BTU/HR AND HOOD VENTS H
CAPABLE OF OPERATING AT 100 PERCENT OUTSIDE AIR, EVEN IF ADDITIONAL MECHANICAL WITH GRAVITY DAMPERS IN BUILDINGS LESS THAN 3 STORIES IN HEIGHT.
COOLING IS REQUIRED TO MEET THE COOLING LOAD OF THE BUILDING. 21. OUTSIDE AIR Dl.�"PERS SHALL HAVE A MAXIMUM LEAKAGE RATE OF 20 CFM SQ.FT. @ 1.0" W
EXCEPTIONS: / �i
8.1. COOLING EQUIPMENT LESS THAN 54 MBH TOTAL COOLING CAPACITY. THE TOTAL W.G. Q
CAPACITY OF ALL SUCH UNITS WITH ECONOMIZERS SHALL NOT EXCEED 240 MBH PER
BUILDING AREA SERVED BY ONE UTILITY METER OR SERVICE, OR 10 PERCENT OF ITS 22. DEMAND CONTROL VENTILATION (DCV) IS REQUIRED FOR SPACES LARGER THAN 500 SQ.FT.
TOTAL INSTALLED COOLING CAPACITY, WHICHEVER IS GREATER. FOR SIMPLE S'i'-STEMS AND SPACES LARGER THAN 150 SQ.FT. FOR MULTIPLE ZONE SYSTEMS
8.2. SYSTEMS WHERE INTERNAL / EXTERNAL ZONE HEAT RECOVERY IS USED. WITH AN AVERAGE OCCUPANT LOAD OF 25 PEOPLE OR MORE PER 1000 SQ.FT. OF FLOOR
8.3. SYSTEMS USED TO COOL DEDICATED COMPUTER SERVER ROOMS, ELECTRONIC EQUIPMENT AREA AND SERVED BY SYSTEMS WITH ONE OR MORE OF THE FOLLOWING:
ROOM OR TELECOM ROOM HAVING A WATER ECONOMIZER SYSTEM CAPABLE OF COOLING 22.1. AN AIR-SIDE ECONOMIZER; w W
AUTOMATIC ..MODULATING CONTROL OF THE OUTDOOR AIR DAMPER; OR
AIR BY DIRECT AND/OR INDIRECT EVAPORATION AND PROVIDING 100 PERCENT OF THE 22.
EXPECTED SYSTEMS COOLING LOAD AT OUTSIDE AIR TEMPERATURES OF 45'F DRY BULB 22.3. A DESIGN OUTDOOR AIRFLOW GREATER THAN 3,000 CFM. O
AND 407 WET BULB AND BELOW. 22.4. EXCEPTIONS: SYSTEMS WITH ENERGY RECOVERY COMPLYING WITH SECTION 503.2.6 OR
8.4. ECONOMIZER COOLING IS NOT REQUIRED FOR NEW COOLING SYSTEMS SERVING AN SPACES LESS THAN 750 SQ.FT. WHERE AN OCCUPANCY SENSOR TURNS THE FAN OFF, V 1
EXISTING DEDICATED COMPUTER SERVING ROOM, ELECTRONIC EQUIPMENT ROOM OR CLOSES THE VENTILATION DAMPER, OR CLOSES THE ZONE DAMPER WHEN THE SPACE IS
TELECOM ROOM IN EXISTING BUILDINGS UP TO A TOTAL OF 600 MBH OF COOLING. UNOCCUPIED.
8.5. ECONOMIZER COOLING IS NOT REQUIRED FOR NEW COOLING SYSTEMS SERVING A NEW 23. COMPLEX MECHANICAL SUPPLY AIR SYSTEMS SERVING MULTIPLE ZONES SHALL BE VAV
DEDICATED COMPUTER SERVING ROOM, ELECTRONIC EQUIPMENT ROOM OR TELECOM ROOM
IN EXISTING BUILDINGS UP TO A TOTAL OF 240 MBH OF COOLING. SYSTEMS AND SHALL REDUCE PRIMARY AIR SUPPLY TO EACH ZONE TO ONE OF THE
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8.6. SYSTEMS USING CONDENSER HEAT RECOVERY, UP TO THE COOLING CAPACITY USED TO FOLLOWING WHEN THE ZONE TEMPERATURE IS INA 5 DEG. F. ZONE TEMPERATURE DEAD QBAND AFTER COOLING IS NO LONGER REQUIRED AND BEFORE REHEATING, RE-COOLING OR [�
PROVIDE CONDENSER HEAT RECOVERY. MIXING TAKES PLACE:
9. FORCED AIR UNIT AND PACKAGED ELECTRIC EQUIPMENT WITH A TOTAL HEATING CAPACITY 23.1. TWENTY PEN.CENT OF THE MAXIMUM SUPPLY AIR TO EACH ZONE.
23.2. THREE HUNDRED CFM OR LESS WHERE THE MAXIMUM FLOW RATE IS LESS THAN 10
GREATER THAN 20 MBH SHALL HAVE A HEAT PUMP AS THE PRIMARY HEATING SOURCE. H
PERCENT OF THE TOTAL FAN SYSTEM SUPPLY AIRFLOW RATE.
10. HEAT PUMPS HAVING SUPPLEMENTAL ELECTRIC RESISTANCE HEAT SHALL HAVE CONTROLS 23.3. THE MINIMUM VENTILATION REQUIREMENTS OF CHAPTER 4 OF THE OMSC UNLESS
ON
THAT, EXCEPT DURING DEFROST, PREVENT SUPPLEMENTARY HEAT OPERATION WHEN THE HEAT REQUIREINCREASIMEtITSNG ERE�UL SEINOACDECREAS RITICAL ZONES
OVER�LLDOUTSIDETHE NAIR REQUIRIMUM EDBYTHE
p PUMP CAN MEET THE HEATING LOAD. HVAC SYSTEM. AN INCREASE BEYOND MINIMUM VENTILATION RATES SHALL NOT BE
v
11. SMOKE DETECTORS SHALL BE INSTALLED IN RETURN AIR SYSTEMS WITH A DESIGN CAPACITY APPLIED TO MORE THAN 20 PERCENT OF THE ZONES WITH REHEAT.
GREATER THAN 2,000 CFM, IN THE RETURN DUCT OR PLENUM UPSTREAM OF ANY FILTERS,
EXHAUST AIR CONNECTIONS, OUTDOOR AIR CONNECTIONS, OR DECONTAMINATION EQUIPMENT 24. OPERATION AND MAINTENANCE MANUAL(S) SHALL BE PROVIDED TO THE BUILDING -OWNER BY
Ln AND APPLIANCES. SMOKE DETECTORS ARE ALSO REQUIRED AT EACH STORY OF RETURN AIR THE MECHANICAL CONTRACTOR IN ACCORDANCE WITH SECTION 503.2.9.3 OF THE OEESC.
RISERS SERVING TWO OR MORE STORIES AND A DESIGN CAPACITY GREATER THAN 15,000
0 CFM. O
c' EXCEPTIONS:
11.1. SMOKE DETECTORS ARE NOT REQUIRED WHERE AIR DISTRIBUTION SYSTEMS ARE OF 77GAM
INCAPABLE OF SPREADING SMOKE BEYOND THE ENCLOSING WALLS, FLOORS AND CEILINGS REVIEWED FOR CODE COMP . ANC.
OF THE ROOM OR SPACE IN WHICH THE SMOKE IS GENERATED.
0
11.2. SMOKE DETECTORS ARE NOT REQUIRED IN THE RETURN AIR SYSTEM WHERE ALL Approved:
rn PORTIONS OF THE BUILDING SERVED BY THE AIR DISTRIBUTION SYSTEM ARE PROTECTED OTC:
ro BY AREA SMOKE DETECTORS CONNECTED TO A FIRE ALARM SYSTEM.
Pcrmit#• REVISIONS
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documents and shall retain all common law, statutory and Q
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> permitted to retain copies of the Hunter-Davisson, Inc. Drawings,
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Q connection with the Owner's use and occupancy of the Project. NOW
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o USE OF HUNTER-DAVISSON, INC. DRAPINGS, SERVED THE MULTI—ZONE UNIT; CAP WHERE NECESSARY
Cn SPECIFICATIONS AND OTHER DOCUMENTS
NOW TO MATCH THE ZONE OF THE CORRESPONDING NEW GAS z DATE 10/15/2014
U) PACKThese Drawings, Specifications and other documents are prepared CONNECT NEW UNITS TO EXISTING DUCTWORK AS FILE —
by Hunter-Davisson, Inc. for this Project and unless otherwise SHOWN Q JOB 14154
provided, Hunter-Davisson, Inc. shall be deemed the author of 4. EXISTING RETURN AIR RISER FROM 1ST FLOOR; CONNECT
o these documents and shall retain all common law, statutory and NEW DUCTWORK TO RISER AND CAP UNUSED PORTION 0 DWN GL CHK JD2
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0) SPECIFICATIONS AND OTHER DOCUMENTS —� DATE 10/15/2014
1 . FIELD—VERIFY EXACT ROOF OPENING DIMENSIONS BENEATH FILE -
Ln These Drawings, Specifications and other documents are
ru p prepared MULTI—ZONE UNI' TO BE REMOVED Q ,JOB 14154
by Hunter–Davisson, Inc. for this Project and unless otherwise
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these documents and shall retain all common law, statutory anQ
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> permitted to retain copies of the Hunter–Davisson, Inc. Drawings,
Specifications or other documents for information and reference in L
Q connection with the Owner's use and occupancy of the Project. 1-
0� The Hunter Davisson, Inc. Drawings, Specifications or other
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