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40QAC / 38HDR
40QAQ/ 38QRR
Ceiling---Suspended DuctFree SplitSystem
Sizes018to060
Installation Instructions
SAFETY CONSIDERATIONS
Improper installation, adjustment, alteration, service, maintenance,
or use can cause explosion, fire, electrical shock, or other
conditions which may cause death, personal injury, or property
damage. Consult a qualified installer, service agency, or your
distributor or branch for information or assistance. The qualified
installer or agency must use factory--authorize
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DIMENSIONS -- INDOOR NOTES: 1. Dimensions in [ ] are in millimeters. 2. Direction of airflow. 3. Standard unit clearances are as follows: • 0 in. on top and rear � 3 in.onleftside � 12 in. on right side � 36 in.on bottom (When facing unit discharge.) A08580 WEIGHT(lb) A B E F G UNIT Cooling Heat SIZE ft---in. mm ft---in. mm ft---in. mm ft---in. mm ft---in. mm Only Pump 024 108 110 4---215/16 1294 3---10 1169 4---15/8 1260 — — 1---95/8 549 036 117 119 4---1013/16 1493 4---57/8 1368 4---91/2 1459
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3 ELECTRICAL OPERATING SHIPPING SHIPPING UNIT SERIES AB C D E F G H J K L M N P CHARACTERISTICS WEIGHT(lbs) WEIGHT(lbs) DIMENSIONS (L x W x H) 38HDR018 1 X O O O 25 1/8" 36 15/16" 14 9/16" 16" 23 7/16" 17 3/16" 17 1/8" 22" 13" 6 5/8" 11 1/4" 5/8" 2 15/16" 6" 155 171 42 9/10" X 18" X 28 1/10" 38HDR024 1,2 X O O O 31 1/8" 36 15/16" 14 9/16" 16" 23 7/16" 17 3/16" 23 1/8" 28" 14" 6 3/4" 11 5/8" 5/8" 2 15/16" 6" 180 198 42 9/10" X 18" X 34 1/10" 38HDR030 1 X O O O 37 3/16" 44 9/16" 17 1/16" 18 7/16"
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4 40QAC/38HDR -- 40QAQ/38QRR ELECTRICAL OPERATING SHIPPING SHIPPING UNIT SERIES AB C D E F G H J K L M N P CHARACTERISTICS WEIGHT(KG) WEIGHT(KG) DIMENSIONS (L x W x H) 38HDR018 1 X O O O 638.2 938.2 369.9 406.4 595.3 436.6 435.0 558.8 330.2 168.3 285.8 15.9 74.6 152.4 70.4 77.7 1090.2 X 457.7 X 714.3 38HDR024 1,2 X O O O 790.6 938.2 369.9 406.4 595.3 436.6 587.4 711.2 355.6 171.5 295.3 15.9 74.6 152.4 81.8 90.0 1090.2 X 457.7 X 866.7 38HDR030 1 X O O O 944.6 1131.9 433.4 468.3 774.7 498.5 741.4
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5 ELECTRICAL OPERATING SHIPPING SHIPPING UNIT SERIES AB C D E F G H J K L M N P CHARACTERISTICS WEIGHT(lbs) WEIGHT(lbs) DIMENSIONS (L x W x H) 38QRR018 0 X O O O 25 1/8" 36 15/16" 14 9/16" 16" 23 7/16" 17 3/16" 17 1/8" 22" 13" 6 5/8" 11 1/4" 5/8" 2 15/16" 6" 167 183 42 9/10" X 18" X 28 1/10" 38QRR024 0 X O O O 31 1/8" 36 15/16" 14 9/16" 16" 23 7/16" 17 3/16" 23 1/8" 28" 14" 6 3/4" 11 5/8" 5/8" 2 15/16" 6" 176 194 42 9/10" X 18" X 34 1/10" 38QRR030 0 X O O O 37 3/16" 44 9/16" 17 1/16" 18 7/16" 30
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6 40QAC/38HDR -- 40QAQ/38QRR ELECTRICAL OPERATING SHIPPING SHIPPING UNIT SERIES AB C D E F G H J K L M N P CHARACTERISTICS WEIGHT(KG) WEIGHT(KG) DIMENSIONS (L x W x H) 38QRR018 0 X O O O 638.2 938.2 369.9 406.4 595.3 436.6 435.0 330.2 168.3 285.8 15.9 74.6 152.4 75.9 83.2 1090.2 X 457.7 X 714.3 558.8 38QRR024 0 X O O O 790.6 938.2 369.9 406.4 595.3 436.6 587.4 711.2 355.6 171.5 295.3 15.9 74.6 152.4 80.0 88.2 1090.2 X 457.7 X 866.7 38QRR030 0 X O O O 944.6 1131.9 433.4 468.3 774.7 498.5 741.4 86
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These installation instructions cover the installation of the matched Table 2 – Matched Systems systems listed in table 2. System Nominal OutdoorUnit IndoorUnit Type Capacity Parts List 40QAC024---------3 018 38HDR018---------3 Indoor Unit * 024 38HDR024---------3 40QAC024---------3 The following items are included with the indoor unit: 030 38HDR030---------3 40QAC036---------3 Table 1 – Installation Materials 036 38HDR036---------3/5/6 40QAC036---------3 048 38HDR048---------3/5/6 40QAC048-----
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Refrigerant Charge Power and Connecting Cables -- Field Supplied The 38HDR and 38QRR units can be matched with multiple Power: outdoor units and thus additional charge might be required when S The main power is supplied to both the indoor and outdoor matched with the 40QAC or 40QAQ units. units. Table 5 – Additional Charge S Consult local building codes, NEC (National Electric Code) or AdditionalCharge lb.(kg.) CEC (Canadian Electric Code) for any special requirements. UnitSize 38HDR 38QRR 018 0
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Operating Range INSTALL INDOOR UNIT Ensure that the system operates within the application guidelines Plan the installation carefully before you begin. shown in the following tables. 1. Select indoor unit location. If possible, place the unit adja- cent to an outside wall if fresh air is required, and ensure Cooling operating range: that the location allows for complete air distribution. Maximum Minimum NOTE: If unit is not installed adjacent to an outside DB WB DB WB wall and fresh air is requi
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3. Mount Unit -- the installation location should have already been identified taking into account the piping length, wiring and piping,connections, and clearances. a. Use mounting template, included inside box, to locate mounting bolt holes, piping holes, electrical connec- tions, and accessory outdoor intake, if used. See Fig. 11 and Fig. 12. DIMENSIONSin.(cm) UnitSize B C 46 49---5/8 024 (116.8) (126.0) 53---7/8 57---1/2 036 (136.8) (146.1) DIMENSIONSin.(cm) 66---5/8 70---1/4 048 UnitSize (16
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When mounting brackets, select the proper type of hardware from Mounting on Ground the guidelines below. See Fig. 14 1. Mount unit on a solid level concrete pad. 2. If a heat pump is being installed, use a field-- provided snow ! CAUTION stand or ice rack where prolonged subfreezing temperatures or heavy snow occurs. PERSONAL INJURY AND/OR EQUIPMENT 3. Position unit so water or ice from roof does not fall directly DAMAGE HAZARD onto unit. Failure to follow this caution may result in personal inj
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Complete Outdoor Refrigerant Piping Connec- tions Follow the following general guidelines: 1. Use refrigerant grade field – supplied tubing. Refer to Table 4 for the correct line sizes. 2. Do not use less than 10 ft (93.05 m) of interconnecting tubing. ! CAUTION UNIT DAMAGE HAZARD Failure to follow this caution may result in equipment NOTE: Teflon Seal must face toward the outdoor heat pump unit. damage or improper operation. A09538 If any section of pipe is buried, there must be a 6 in. (152.4
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GROUND LEAD GROUNDING LUG ! WARNING SINGLE-PHASE CONN TO BLK DISCONNECT ELECTRICAL SHOCK HAZARD PER NEC BLK Failure to follow this warning could result in personal injury or death. SINGLE-PHASE UNIT Before performing service or maintenance, be sure indoor unit main power switch is turned OFF and indoor blower has stopped. BLK Lock out and tag switch with suitable warning label. BLU THREE-PHASE CONN TO Power Wiring DISCONNECT YEL PER NEC 1. Mount outdoor power disconnect. The unit is fa
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ELECTRICAL DATA Table 10 – 38HDR Electrical Data VOLTAGERANGE* COMPRESSOR OUTDOORFANMOTOR 38HDR MINCKT FUSE/HACR V---PH---Hz UNITSIZE AMPS BKR AMPS Min Max RLA LRA FLA NEC Hp kWOut 018 208/230---1---60 187 253 9.0 48.0 0.8 0.125 0.09 12.1 20 024 208/230---1---60 187 253 13.5 58.3 0.8 0.125 0.09 17.7 25 030 208/230---1---60 187 253 14.1 73.0 1.5 0.25 0.19 19.1 30 208/230---1---60 187 253 14.1 77.0 1.5 0.25 0.19 19.1 30 036 208/230---3---60 187 253 9.2 71.0 1.5 0.25 0.19 13.0 20 460---3---60 414 5
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A09597 Fig. 20 -- 38HDR and 40QAC Cooling System Wiring Diagram 15 40QAC/38HDR -- 40QAQ/38QRR
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A09598 Fig. 21 -- 38QRR and 40QAQ Heat Pump System Wiring Diagram 16 40QAC/38HDR -- 40QAQ/38QRR
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Complete Indoor Piping Connect Condensate Drain Line The piping to the indoor unit can be routed from the back, side and Observe all local sanitary codes when installing condensate drains. top. If the unit is being piped from the top or the side see note Refer to Fig. 23 for drain pipe connection from indoor unit. below. 1. Use hard polyvinyl chloride (PVC) pipe material with nom- 1. On heat 40QAQ024 – 048, the cooling piston (indoor) is inal ID of 3/4 in. to connect at drain line. Use pipe insu
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2. Route line power leads from inside disconnect to the fan Complete Control Wiring coil. Place wire through the whole on the control box. 1. Run the control wiring close to the terminal block on the 3. Connect wire to high voltage terminal board (TB1) and indoor unit. ground screw. 2. Connect the wires as shown in Fig 18 and Fig. 20 for NOTE: When routing the wire in the unit, use care to keep the 38HDR units, and Fig. 19 and Fig. 21 for 38QRR units. wire away from refrigerant and condensate pi
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HP ONLY COOLING ONLY Heating Only A09545 Fig. 25 -- Thermostat Wire Connection for 40QAC Fig. 26 -- Thermostat Wire Connection for 40QAQ Reassemble Indoor Unit Evacuate and Dehydrate the System 1. Reinstall filters and inlet grilles ! 2. Reinstall the side panels CAUTION UNIT DAMAGE HAZARD START--UP Failure to follow this caution may result in equipment damage Preliminary Checks or improper operation. 1. Check condensate drainage system; on the opposite side of Never use the system compressor as
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Triple Evacuation Method Manifold Gage The triple evacuation method should only be used when vacuum pump is only capable of pumping down to 28 in. of mercury vacuum and system does not contain any liquid water. 500 microns Refer to Fig. 31 and proceed as follows: 1. Pump system down to 28 in. of mercury and allow pump to Low side valve High side valve continue operating for an additional 15 minutes. Charge hose 2. Close service valves and shut off vacuum pump. Charge hose 3. Connect a nitrogen c
