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40RM007-034
40RMQ008-028
40RMS008-034
Packaged Air-Handling Units
50/60 Hz
Installation, Start-Up and
Service Instructions
CONTENTS Recognize safety information. This is the safety-alert sym-
bol ( ). When you see this symbol on the unit and in instruc-
Page
tions or manuals, be alert to the potential for personal injury.
SAFETY CONSIDERATIONS...................... 1
Understand the signal words — DANGER, WARNING,
PRE-INSTALLATION.............................1,2
and CAUTION. These words are used
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support unit weight (Tables 1A-1F). See Fig. 1A-1C for Moving and Storage — To transfer unit from truck to dimensions. storage site, use a fork truck. Do not stack units more than 2 high during storage. If unit is to be stored for more than Uncrating — Move unit as near as possible to final loca- 2 weeks before installation, choose a level, dry storage site free tion before removing shipping skid. from vibration. Do not remove plastic wrap or skid from unit Remove metal banding, top skid, and pl
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Table 1A — 40RM Physical Data, English — Cooling Units UNIT 40RM 007 008 012 014 016 024 028 034 1 1 NOMINAL CAPACITY (Tons) 67 / 10 12 / 15 20 25 30 2 2 OPERATING WEIGHT (lb) Base Unit with TXV 381 385 405 670 685 690 1020 1030 Plenum 175 175 175 225 225 225 325 325 FANS Qty...Diam. (in.) 1...15 1...15 1...15 2...15 2...15 2...15 2...18 2...18 Nominal Airflow (cfm) 2400 3000 4000 5000 6000 8,000 10,000 12,000 1800- 2250- 3000- 3750- 4500- 6,000- 7,500- 9,000- Airflow Range (cfm) 3000 3750 5000
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Table 1B — 40RMQ Physical Data, English — Heat Pump Units UNIT 40RMQ 008 012 016 024 028 1 NOMINAL CAPACITY (Tons) 7 / 10 15 20 25 2 OPERATING WEIGHT (lb) Base Unit with TXV 385 427 713 720 1050 Plenum 175 175 225 140 180 FANS Qty...Diam. (in.) 1...15 1...15 2...15 2...15 2...18 Nominal Airflow (cfm) 3000 4000 6000 8000 10,000 Airflow Range (cfm) 2250-3750 3000-5000 4500-7500 6000-10,000 7500-12,500 Nominal Motor Hp (Standard Motor) 208/230-1-60 2.4 ———— 208/230-3-60 and 460-3-60 2.4 2.4 3.7 5.0
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Table 1C — 40RMS Physical Data, English — Chilled Water Units UNIT 40RMS 008 010 012 014 016 024 028 034 1 1 1 NOMINAL CAPACITY (Tons) 7 / 8 / 10 12 / 15 20 25 30 2 2 2 OPERATING WEIGHT (lb) Base Unit 390 391 391 661 677 683 1035 1042 Plenum 175 175 175 225 225 225 325 325 FANS Qty...Diam. (in.) 1...15 1...15 1...15 2...15 2...15 2...15 2...18 2...18 Nominal Airflow (cfm) 3000 3400 4000 5000 6000 8000 10,000 12,000 Airflow Range (cfm) 2250-3750 2250-4250 3000-5000 3750-6250 4500-7500 6000-10,000
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Table 1D — 40RM Physical Data, SI — Cooling Units UNIT 40RM 007 008 012 014 016 024 028 034 NOMINAL CAPACITY (kW) 21 26 35 43 52 70 87 105 OPERATING WEIGHT (kg) Base Unit with TXV 173 175 184 304 311 313 463 467 Plenum 80 80 80 102 102 102 148 148 FANS Qty...Diam. (mm) 1...381 1...381 1...381 2...381 2...381 2...381 2...457 2...457 Nominal Airflow (L/s) 1133 1604 1888 2360 2831 3775 4719 5663 Airflow Range (L/s) 850-1416 1203-2006 1416-2360 1770-2949 2124-3539 2831-4719 3539-5899 4247-7079 Nomin
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Table 1E — 40RMQ Physical Data, SI — Heat Pump Units UNIT 40RMQ 008 012 016 024 028 NOMINAL CAPACITY (kW) 26 35 52 70 87 OPERATING WEIGHT (kg) Base Unit with TXV 175 194 323 326 477 Plenum 80 80 102 44 44 FANS Qty...Diam. (mm) 1...381 1...381 2...381 2...381 2...457 Nominal Airflow (L/s) 1604 1888 2831 3775 4719 Airflow Range (L/s) 1203-2006 1416-2360 2124-3539 2831-4719 3539-5899 Nominal Motor kW (Standard Motor) 208/230-1-60 1.79 — — — — 208/230-3-60 and 460-3-60 1.79 1.79 2.76 3.73 5.60 575-3
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Table 1F — 40RMS Physical Data, SI — Chilled Water Units UNIT 40RMS 008 010 012 014 016 024 028 034 NOMINAL CAPACITY (kW) 26 29 35 43 52 70 87 105 OPERATING WEIGHT (kg) Base Unit 177 177 177 300 307 310 469 473 Plenum 80 80 80 102 102 102 148 148 FANS Qty...Diam. (mm) 1...381 1...381 1...381 2...381 2...381 2...381 2...457 2...457 Nominal Airflow (L/s) 1416 1605 1888 2360 2831 3775 4719 5663 Airflow Range (L/s) 1062-1770 1204-2006 1416-2360 1770-2949 2124-3539 2831-4719 3539-5899 4247-7079 Nomin
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LEGEND TXV — Thermostatic Expansion Valve NOTES: 1. Dimensions in [ ] are in millimeters. 2. Direction of airflow. 3. Recommended clearance: Rear: 3 in. (76 mm) Front: 2 ft, 6 in. (762 mm) Right Side: 2 ft, 6 in. (762 mm) Left Side: 2 ft, 6 in. (762 mm) Local codes or jurisdiction may prevail. 4. Liquid piping not supplied by Carrier. 5. Duct flange is factory supplied and field installed. 6. 40RMS units may require alternate or addi- tional field-fabricated
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LEGEND TXV — Thermostatic Expansion Valve NOTES: 1. Dimensions in [ ] are in millimeters. 2. Direction of airflow. 3. Recommended clearance: Rear: 3 in. (76 mm) Front: 2 ft, 6 in. (762 mm) Right Side: 2 ft, 6 in. (762 mm) Left Side: 2 ft, 6 in. (762 mm) Local codes or jurisdiction may prevail. 4. Liquid piping not supplied by Carrier. 5. Duct flange is factory-supplied and field-installed. 6. 40RMQ016,024 and 40RMS units may require alternate or additional fi
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LEGEND TXV — Thermostatic Expansion Valve NOTES: 1. Dimensions in [ ] are in millimeters. 2. Direction of airflow. 3. Recommended clearance: Rear: 3 in. (76 mm) Front: 2 ft, 6 in. (762 mm) Right Side: 2 ft, 6 in. (762 mm) Left Side: 2 ft, 6 in. (762 mm) Local codes or jurisdiction may prevail. 4. Liquid piping not supplied by Carrier. 5.Duct flange is factory-supplied and field-installed. 6. 40RMQ028 and 40RMS may require alternate or additional field fabrica
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40RM–016 ––B501GC Factory-Installed Options 40RM – Commercial Packaged GC – Unpainted, Standard Motor, Air Handler and Standard Drive HC – Unpainted, Standard Motor, Cooling Coil and Medium-Static Drive –– Direct Expansion (Not available for 60 Hz 028 size Q– Direct Expansion for Heat Pump Duty or 50 Hz 016-028 sizes) S– Chilled Water TC – Unpainted, Alternate Motor, and Medium-Static Drive (60 Hz 028 size and Nominal Capacity – Tons (kW) 50 Hz 016-028 sizes) 007 – 6 (21) 016 – 15 (52) YC – Unpa
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Unit Positioning — The unit can be mounted on the floor for vertical application with return air entering the face of the unit and supply air discharging vertically through the top of the unit. The unit can also be applied in a horizontal arrange- ment with return air entering horizontally and the supply air discharging horizontally. When applying the unit in a horizon- tal arrangement, ensure the condensate drain pan is located at the bottom center of the unit for adequate condensate disposal.
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OVERHEAD SUSPENSION ACCESSORY UNIT SIZES 007-012 UNIT SIZES 014-024 UNIT SIZES 028,034 NOTE: Dimensions in [ ] are millimeters. Fig. 5 — Preferred Suspension Technique 14
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FIELD-FABRICATED HOLE DIAMETERS, FIELD-FABRICATED HOLE POSITION USE HOLE in. (mm) DIMENSIONS, in. (mm) UNIT NUMBERS No.5No.6No.7No.8 ABCD 40RM007,008 1, 3 — — — — — — — — 40RMQ008 40RM012-034 1, 2, 3, 4 — — — — — — — — 40RMQ012 3 40RMS008-012 4, 5 1 / (44.5) — — — 6.25 (158.8) — — — 4 3 3 3 40RMS014-024 4, 5, 6, 7 1 / (44.5) 1 / (44.5) 1 / (44.5) — 3.0 (76.2) 6.0 (152.4) 10.5 (266.7) — 4 4 4 1 1 3 40RMQ016,024,028 3*, 5, 6, 7 1 / (28.6) 1 / (28.6) 1 / (44.5) — 3.25 (82.6) 6.125 (155.6) 10.38 (26
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UNIT QUANTITY REQUIRED FIGURE REFERENCE 38ARQ008,012 1B LEGEND 38AQS016 2A TXV — Thermostatic Expansion Valve 38ARQ012 (2) 2A NOTE: The 8 o’clock position is shown above. 38ARQ012, 2A AQS016 Fig. 9 — TXV Sensing Bulb Location LEGEND TXV — Thermostatic Expansion Valve Fig. 11 — Filter Drier Quantity and Location DISCONNECT PER NEC ELECTRIC HEATER ACCESSORY 24 V CONTROL WIRE FUSED DISCONNECT SWITCH* CONDENSING BULB CAPILLARY UNIT B 40RMQ024 TUBES UNIT RETURN 8 DIAMS AIR MIN SIGHT GLASS* FILTER SUB
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Table 2 — Factory-Installed Nozzle and Distributor Data FEEDER TUBES COIL TXV DISTRIBUTOR NOZZLE UNIT PER DISTRIBUTOR* TYPE Qty...Part No. Qty...Part No. Qty...Part No. Qty...Size (in.) 1 40RM007 3, 4 Row 1...TDEBX8 1...1116 12... / 1...E5 4 1 / 1...C6 40RM008 3, 4 Row 1...TDEBX8 1...1126 15... 4 1 40RMQ008 — 1...TDEBX8 1...1657 15... / 1...C6 4 1 40RM012 3, 4 Row 2...TDEX6 2...1115 9... / 2...E4 4 1 40RMQ012 — 2...TDEX4 2...1655 9... / 2...E4 4 1 3 Row 2...TDEBX8 9... / 4 40RM014 2...1115 2...E
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Table 3 — Fitting Requirements (cont) ACCESS CONNECTION FITTINGS REQUIRED† UNIT CIRCUIT HOLE NO.* TYPE (in.) 1 1 / Street Elbow 8 1 5 1 Suction Lower 1 / Nipple, 7 / L 8 8 1 1 / Long Radius Elbow 8 5 / Street Elbow 8 5 7 / Nipple, 1 / L 2 Liquid Lower 8 16 5 / Long Radius Elbow 8 40RM 5 / Street Elbow 8 014 5 1 3 Liquid Upper / Nipple, 11 / L 8 2 5 / Long Radius Elbow 8 1 5 1 / Nipple, 5 / L 8 8 1 1 / Long Radius Elbow 8 4 Suction Upper 1 1 / Nipple, 13 L 8 1 1 / Long Radius Elbow 8 3 1 / Long R
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Table 3 — Fitting Requirements (cont) ACCESS CONNECTION FITTINGS REQUIRED† UNIT CIRCUIT HOLE NO.* TYPE (in.) 1 2 / Long Radius Elbow 8 1 1 5 Supply Lower 2 / Nipple, 3 / L 8 2 1 2 / Long Radius Elbow 8 1 2 / Long Radius Elbow 8 1 2 / Nipple, 3 L 6 Return Lower 8 1 2 / Long Radius Elbow 40RMS 8 028, 034 1 2 / Long Radius Elbow 8 1 7 7 Return Upper 2 / Nipple, 6 / L 8 8 1 2 / Long Radius Elbow 8 1 2 / Long Radius Elbow 8 1 7 2 / Nipple, 11 / L 8 Supply Upper 8 8 1 2 / Long Radius Elbow 8 3 1 / Str
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See Fig. 14. Loosen the 2 screws next to the drain outlet at both Condensate Drain — Install a trapped condensate drain ends of the unit, push drain pan down in the slots near the drain line to unit connection as shown in Fig. 13. The unit drain con- connection, and up in the slots on the opposite end. Retighten nection is a PVC stub. See Fig. 14. Some areas may require an 1 screws. The pan should have a pitch of at least / -in. over its adapter to connect to either galvanized steel or copper pi
