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HEAT CONTROLLER
INSTALLATION INSTRUCTIONS
PACKAGE AIR CONDITIONERS FEATURING EARTH-FRIENDLY
t i n d y
R410A REFRIGERANT e e a ar r r th t h h h fr f rie r i i en e n d dl dl l y y y r r e f r i g e r a n t
PCG SERIES 6, 7.5, 8.5, 10 & 12.5 TON [21.1, 26.4, 29.9, 35.2 & 44 kW]
60 HZ MODELS
Recognize this symbol as an indication of Important Safety Information!
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DO NOT DESTROY
PLEASE READ CAREFULLY AND KEEP IN A SAFE PLACE
FOR FUTURE REFERENCE.
! WARNING
THESE INSTRUCTIONS ARE INTENDED AS AN AID
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Read this booklet and any instructions packaged with separate I. TABLE OF CONTENTS equipment required to make up the system prior to installation. I. Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Give this booklet to the owner and explain its provisions. The II. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 owner should retain this booklet for future reference. III. Checking Product Received . . . . . . . . . . . . . . . . . .
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The units are weatherized for mounting outside of the building. • R-410A refrigerant cylinders are pink. The information on the rating plate is in compliance with the • R-410A, as with other HFC’s is only compatible with POE FTC and DOE rating for single phase units. The following infor- oils. mation is for three phase units which are not covered under • Vacuum pumps will not remove moisture from POE oil. the DOE certification program. • R-410A systems are to be charged with liquid refrigerants.
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RETURN* FIGURE 1 UNIT DIMENSIONS 3 40 ⁄16” [1020.7 mm] 5 6 ⁄8” [168.3 mm] 1 4 ⁄8” POWER [104.8 mm] ENTRY 3 1 ⁄4” [44.5 mm] 13 3 ⁄16” DIA. [96.8 mm] 11 11 ⁄16” [296.9 mm] 13 CONTROL 6 ⁄16” COMPRESSOR ENTRY [173 mm] 7 ACCESS ⁄8” [22.2 mm] DIA. 11 93 ⁄16” 5” [2379.6 mm] [127 mm] SUPPLY COVER 3 RETURN COVER 58 ⁄4” [1492.2 mm] ST-A1112-02-00 FIGURE 2 UNIT DIMENSIONS 23” [584.2 mm] 2” [50.8 mm] 14” [355.6 mm] 25” [635 mm] 2” [50.8 mm] 1 15 ⁄8” [384.2 mm] 34” [863.6 mm] 11 89 ⁄16” 7 4 ⁄16” 3 [2278 mm]
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FIGURE 3 UNIT DIMENSIONS 58.75” [1487.7 mm] 93.688” [2379.7 mm] 44” [1117.6 mm] GAUGE PORT CONNECTIONS COMPRESSOR ACCESS (BOTH SIDE SOME MODELS) BLOWER ACCESS ELECTRIC HEAT ACCESS CONTROL ENTRY POWER ENTRY CONDENSATE DRAIN 7.020” 1” [25.4 mm] FNPT [178.3 mm] 27.268” [692.6 mm] CONTROL/FILTER ACCESS 33.715” [805.5 mm] 5.625” [142.9 mm] A0737-03 FIGURE 4 BOTTOM VIEW SUPPLY RETURN DIMENSIONS FOR DOWNFLOW APPLICATIONS 11 16 93 / ” [2379.4 mm] 7 16 1 8 14" 25" 4 / ” 15 / ” [355.6 mm] [635 mm] [112.7
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FIGURE 5 REAR VIEW SUPPLY AND RETURN DIMENSIONS FOR HORIZONTAL APPLICATION SUPPLY DUCT MAY EXTEND UP TO THIS LEVEL 44" [1117.6 mm] *26" [660.4 mm] 34" [863.6 mm] 12" [304.8 mm] 7 32 7 / ” [183.3 mm] 5 8 7 16 28" 13 / ” 14" 4 / ” [711.2 mm] [355.6 mm] [346 mm] [112.7 mm] 11 16 93 / ” [2379.6 mm] A0714-03 *RECOMMENDED DUCT DIMENSIONS ARE 26” 6
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GENERAL DATA - PCG 1 NOM. SIZES 6-12 ⁄2 TONS [21.1-43.9 kW] Model PCG- Series 072A-3L 072A-4L 085A-3L 085A-4L 1 CONTINUED Cooling Performance Gross Cooling Capacity Btu [kW] 76,000 [22.27] 76,000 [22.27] 88,000 [25.78] 88,000 [25.78] 2 EER/SEER 11.5/NA 11.5/NA 11.2/NA 11.2/NA Nominal CFM/ARI Rated CFM [L/s] 2400/2375 [1133/1121] 2400/2375 [1133/1121] 2800/3000 [1321/1416] 2800/3000 [1321/1416] ARI Net Cooling Capacity Btu [kW] 73,000 [21.39] 73,000 [21.39] 85,000 [24.9] 85,000 [24.9] Net Sensibl
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GENERAL DATA - PCG 1 NOM. SIZES 6-12 ⁄2 TONS [21.1-43.9 kW] Model PCG- Series 090A-3L 090A-4L 102A-3L 102A-4L 1 CONTINUED Cooling Performance Gross Cooling Capacity Btu [kW] 93,000 [27.25] 93,000 [27.25] 101,000 [29.59] 101,000 [29.59] 2 EER/SEER 11.2/NA 11.2/NA 11.2/NA 11.2/NA Nominal CFM/ARI Rated CFM [L/s] 3000/2775 [1416/1310] 3000/2775 [1416/1310] 3200/3200 [1510/1510] 3200/3200 [1510/1510] ARI Net Cooling Capacity Btu [kW] 90,000 [26.37] 90,000 [26.37] 97,000 [28.42] 97,000 [28.42] Net Sen
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GENERAL DATA - PCG 1 NOM. SIZES 6-12 ⁄2 TONS [21.1-43.9 kW] Model PCG- Series 120A-4L 150A-3L 150A-4L 1 Cooling Performance Gross Cooling Capacity Btu [kW] 123,000 [36.04] 156,000 [45.71] 156,000 [45.71] 2 EER/SEER 11.2/NA 11/NA 11/NA Nominal CFM/ARI Rated CFM [L/s] 4000/3750 [1888/1770] 5000/4400 [2360/2076] 5000/4400 [2360/2076] ARI Net Cooling Capacity Btu [kW] 118,000 [34.57] 148,000 [43.36] 148,000 [43.36] Net Sensible Capacity Btu [kW] 88,800 [26.02] 107,600 [31.53] 107,600 [31.53] Net Lat
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ELECTRICAL DATA - PCG ELECTRICAL DATA - PCG SERIES 072A-3L 072A-4L 085A-3L 085A-4L 090A-3L 090A-4L 102A-3L 102A-4L 120A-3L Unit Operating Voltage 187-253 414-506 187-253 414-506 187-253 414-506 187-253 414-506 187-253 Range 208/230 460 208/230 460 208/230 460 208/230 460 208/230 Volts Minimum Circuit 37/37 18 42/42 21 43/43 21 54/54 26 54/54 Ampacity Minimum Overcurrent 40/40 20 45/45 25 45/45 25 55/55 30 55/55 Protection Device Size Maximum Overcurrent 50/50 25 60/60 30 50/50 25 60/60 30 60/60
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ELECTRICAL DATA - PCG ELECTRICAL DATA - PCG SERIES 120A-4L 150A-3L 150A-4L Unit Operating Voltage 414-506 187-253 414-506 Range 460 208/230 460 Volts Minimum Circuit 28 71/71 36 Ampacity Minimum Overcurrent 30 75/75 40 Protection Device Size Maximum Overcurrent 35 90/90 45 Protection Device Size 2 22 No. 480 208/230 460 Volts 3 33 Phase 3450 3450 3450 RPM 4 1/4 5 3/4 5 3/4 HP, Compressor 1 9.8 22.4/22.4 10.6 Amps (RLA), Comp. 1 52 149/149 75 Amps (LRA), Comp. 1 4 1/4 5 1/4 5 1/4 HP, Compressor 2
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VI. INSTALLATION FIGURE 6 OUTSIDE SLAB INSTALLATION, BASEMENT OR A. GENERAL CRAWL SPACE DISTRIBUTION SYSTEM 1. PRE-INSTALLATION CHECK-POINTS Before attempting any installation, the following points Recommended should be carefully considered: Location Clearance a. Structural strength of supporting members. 48” [1219.2 mm] A - Front (rooftop installation) 18” [457.2 mm] B - Condenser Coil b. Clearances and provision for servicing. 18” [457.2 mm] C - Duct Side c. Power supply and wiring. 18”* [457.
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A074403 D. ROOFTOP INSTALLATION FIGURE 8 1. Before locating the unit on the roof, make sure that the RIGGING FOR LIFTING strength of the roof and beams is adequate at that point to support the weight involved. This is very important CORNER WEIGHTS BY PERCENTAGE and user’s responsibility. AB CD 2. For rigging and roofcurb details, see Figures 8 and 9. Use field-furnished spreaders. 33% 27% 17% 23% 3. For roofcurb assembly, see Roofcurb Installation Instruc- tions. 4. If the roofcurb is not used,
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Balancing dampers should be provided for each branch duct in FIGURE 10 the supply system. Ductwork should be properly supported FLAT ROOFTOP INSTALLATION, ATTIC OR DROP CEILING from the structure. DISTRIBUTION SYSTEM. MOUNTED ON ROOFCURB. CURB MUST BE LEVEL When installing ductwork, consider the following items: 1. Noncombustible flexible connectors should be used between ductwork and unit to reduce noise and vibration transmission into the ductwork. 2. When auxiliary heaters are installed, use
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X. CONDENSATE DRAIN FIGURE 13 BRANCH CIRCUIT DISCONNECT LOCATION The condensate drain connection of the evaporator is 1" [25.4 mm] nominal female pipe thread. IMPORTANT: Install a condensate trap to ensure proper condensate drainage. See Figure 12. FIGURE 12 CONDENSATE DRAIN 3” [76 mm] 3” [76 mm] e. Re-install the power entry panel & run conduit and the proper size field wiring through the opening in the panel. XI. ELECTRICAL WIRING f. Connect field wiring to the power terminal block located Fie
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FIGURE 14 GROUNDING MAY ALSO BE ACCOMPLISHED BY XIII. CRANKCASE HEAT (OPTIONAL) GROUNDING THE POWER LINE CONDUIT TO THE 1 Crankcase heaters are standard on 6 ton and single stage 7 ⁄2. UNIT. MAKE SURE THE CONDUIT NUT LOCKING TEETH HAVE PIERCED THE INSULATING PAINT FILM OF THE Crankcase heat is not required on other models, but may be SIDE PANEL. desirable under certain conditions. E. THERMOSTAT The thermostat should be mounted on an inside wall about five feet above the floor in a location where
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FIGURE 15 THERMOSTAT CONNECTIONS DIAGRAM A0823-01 8. Turn thermostat system switch to “HEAT.” Unit compres- XV. STARTUP sors should stop. Raise temperature setting to above room 1. Turn thermostat to “OFF,” turn “on” power supply at discon- temperature. Unit should run in heating mode and auxiliary nect switch. heaters, if installed, should come on. 2. Turn temperature setting as high as it will go. 9. Check the refrigerant charge using the instructions located 3. Turn fan switch to “ON.” on uni
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XVI. OPERATION XVII. MISCELLANEOUS REPLACEMENT PARTS COOLING MODE Contact your local distributor for a complete parts list. With thermostat in the cool mode, fan auto and the room tem- perature higher than the thermostat setting: . A. Indoor blower contactor is energized through thermostat contact (G). B. Compressor contactors are energized through thermostat contacts (Y1) & (Y2) and high pressure controls. C. Economizer enthalpy control (if installed) controls operation of first-stage cooling a
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19 XVIII. AIRFLOW DATA TABLES AIR-FLOW PERFORMANCE – 6 TON MODELS Model 6 Ton Voltage 208/230, 460, 575 — 3 phase Air Flow External Static Pressure — Inches of Water [kPa] CFM [L/s] 0.1 [.02] 0.2 [.05] 0.3 [.07] 0.4 [.10] 0.5 [.12] 0.6 [.15] 0.7 [.17] 0.8 [.20] 0.9 [.22] 1.0 [.25] 1.1 [.27] 1.2 [.30] 1.3 [.32] 1.4 [.35] 1.5 [.37] RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W 1800 [849] — — — — — — — — 835 631 880 686 924 740 965 794 1005 847 1043 898 1
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AIRFLOW PERFORMANCE—RKNB- SERIES 55 20 AIR-FLOW PERFORMANCE – 7.5 TON MODELS AIRFLOW PERFORMANCE—7.5 TON [26.4 kW] Capacity 7.5 Ton [26.4 kW] Air External Static Pressure—Inches of Water [kPa] Flow 0.1 [.02] 0.2 [.05] 0.3 [.07] 0.4 [.10] 0.5 [.12] 0.6 [.15] 0.7 [.17] 0.8 [.20] 0.9 [.22] 1.0 [.25] 1.1 [.27] 1.2 [.30] 1.3 [.32] 1.4 [.35] 1.5 [.37] 1.6 [.40] 1.7 [.42] 1.8 [.45] 1.9 [.47] 2.0 [.50] CFM [L/s] RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RPM W RP
