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R-410A
MODELS: PC090 Thru 240
PD180 Thru 240
7.5 - 20 Ton
60 Hertz
TABLE OF CONTENTS
Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Electrical Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Refrigerant Mains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Renewal Parts . . . . . . . . . . . .
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430645-YIM-D-0610 Nomenclature Configured Split Condenser Model Number Nomenclature P C 240 C00 A 2 A AA 2 A Product Style A = Style A Product Category P = Split System, Condenser, HP, R-410A Product Generation 1 = First Generation Product Identifier 2 = Second Generation C = Standard Efficiency, 2-Pipe, R-410A D = Standard Efficiency, 4-Pipe, R-410A Product Options AA = None Installation Options Nominal Cooling Capacity - MBH AB = Phase Monitor A = None AC = Coil Guard 090 = 7.5 Ton B = Option
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430645-YIM-D-0610 Safety Considerations Reference Installer should pay particular attention to the words: NOTE, This instruction covers the installation and operation of the are intended to clarify or CAUTION, and WARNING. Notes basic condensing unit. For refrigerant piping installation make the installation easier. Cautions are given to prevent instructions refer to document 247077 “Application Data - equipment damage. Warnings are given to alert installer that General Piping Recommendatio
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430645-YIM-D-0610 Physical Data Table 1: PC090 - 240 and PD180 - 240 Physical Data Models Component PC090 PC120 PC180 PD180 PC240 PD240 Nominal Tonnage 7.5 10 15 15 20 20 REFRIGERANT Refrigerant type R-410A R-410A R-410A R-410A R-410A R-410A 1 Holding charge (lb) 1.0 1.0 1.0 1.0 1.0 1.0 System #1 23.9 27.5 54.0 27.0 60.0 34.0 2 Operating Charge (lb) System #2 --- --- --- 27.0 --- 34.0 DIMENSIONS (inches) Length 59.1 59.1 59.1 59.1 59.1 59.1 Width 31.9 31.9 64.1 64.1 64.1 64.1 Height 44.5 50.0 44
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430645-YIM-D-0610 3. The heat pump and the evaporator should be positioned to Table 2: Unit Application Data minimize the number of bends in the refrigerant piping. 208/230-3-60 187/252 4. The heat pump should be as close to the evaporator as 1 Voltage Variation 460-3-60 432/504 practical. Min. / Max. 575-3-60 540/630 5. The heat pump should not be installed where normal operating sounds may be objectionable. Ambient Air on Condenser Coil 40°F/125°F 2 6. The evaporator should be located withi
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430645-YIM-D-0610 Table 3: Corner Weights & Center of Gravity Weight (lbs.) Center of Gravity (in.) 4 Point Load Location (lbs.) Model Shipping Operating X Y A B C D PC090 421 430 17.3 33 110 130 103 87 PC120 543 574 16.4 32.3 153 161 134 127 PC180 947 968 32.5 33 266 274 217 211 PD180 921 942 34 32.5 243 275 225 199 PC240 1116 1152 32.1 30.8 300 301 276 275 PD240 1090 1126 31.2 31.8 311 295 253 267 LEFT A D LEFT DIM X A D CG DIM X CG FRONT REAR FRONT REAR WIDTH C B WIDTH DIM Y LENGTH RIGHT B C
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430645-YIM-D-0610 LENGTH OF FORKS MUST BE A MINIMUM OF 60 INCHES. Clearances The unit must be installed with sufficient clearance for air to enter the condenser coils, for air discharge and for servicing access. See Table Table 4 for clearances. Spreaders, longer than the largest dimension across the NOTE: Additional clearance is required to remove the unit must be used across the top of the unit. compressors out the back of the unit. Table 4: Minimum Clearances Clearance Description Distanc
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430645-YIM-D-0610 Power Wiring Check the available power and the unit nameplate for correct voltage. Run the necessary number of properly sized wires to the unit. Provide a disconnect switch (if not included with the Do not leave the system open to the atmosphere. Unit unit) and fusing as required (Factory disconnect is a fused damage could occur due to moisture being absorbed by disconnect /breaker). Route the conduit through the large the POE oil in the system. This type of oil is highly
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430645-YIM-D-0610 Electrical Data Table 5: Electrical Data - Outdoor Unit - HP Without Powered Convenience Outlet Compressors Outdoor Fan Motor Pwr Conv Outlet Minimum Maximum Model Circuit Fuse Size Power RLA MCC LRA Power FLA 1 2 Qty HP Qty FLA Ampacity (A) Supply (each) (each) (each) Supply (each) 208/230-3-60 1 25.0 39 164 208/230-1-60 1/3 2 2.1 - 35.5 45 PC090 460-3-60 1 12.2 19 100 460-1-60 1/3 2 1.2 - 17.6 25 575-3-60 1 9.0 14 78 575-1-60 1/3 2 0.9 - 13.1 20 208/230-3-60 2 18.1 28.3 137 2
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430645-YIM-D-0610 Take Adequate Precautions Refrigerant Mains Many service problems can be avoided by taking adequate precautions to provide an internally clean and dry system and by using procedures and materials that conform to established standards. This Split-System (Air Condensing / Heat Pump / Air Use hard drawn copper tubing where no appreciable amount of Handling) unit is one component of an entire system. As such it requires specific application considerations with bending around
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430645-YIM-D-0610 Always punch a small hole in sealing disks before unbrazing to suction sealing disks and prepare the joints for connections of prevent the pressure in the line from blowing them off. Do not the main lines. use a drill as copper shavings can enter system. Connect the main liquid line to the liquid line connection on the NOTE: Solenoid and hot gas bypass valves (if used) should be evaporator section, while maintaining a flow of nitrogen. opened manually or electrically during
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430645-YIM-D-0610 NOTE: Do not use a heat pump thermostat. Y1 R C G W1 W2 THERMOSTAT SINGLE STAGE COOLING TWO STAGE HEATING NOTE: Liquid line solenoid is not included or required on 7.5 Ton Single Stage Units. Figure 3: Typical Field Wiring Diagram - NC090 Air Handling Unit With PC090 Heat Pump 12 Johnson Controls Unitary Products
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C O I L 430645-YIM-D-0610 NOTE: Do not use a heat pump thermostat. R C Y1 G Y2 W1 W2 THERMOSTAT TWO STAGE COOLING TWO STAGE HEATING NOTE: Liquid line solenoid is only activated during second stage cooling operation. Figure 4: Typical Field Wiring Diagram - NC120 thru 240 Evaporator Unit with PC120 thru 240 Heat Pump VALVE SYS 2 218 / BR BLK 1LLS BLK 219 / Y Figure 5: NC120 - 240 Liquid Line Solenoid Wiring Johnson Controls Unitary Pro
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430645-YIM-D-0610 NOTE: Do not use a heat pump thermostat. Y1 Y2 R C G W1 W2 THERMOSTAT TWO STAGE COOLING TWO STAGE HEATING NOTE: Liquid line solenoid is not included or required on any 4 pipe units. Figure 6: Typical Field Wiring Diagram - ND180 thru 240 Evaporator Unit with PD180 thru 240 Heat Pump 14 Johnson Controls Unitary Products
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430645-YIM-D-0610 RIGHT REAR FRONT LEFT CONVENIENCE OUTLET A 2X (Ø 1.375) KNOCKOUT 30.994 2X (Ø 0.875) KNOCKOUT 12.126 9.876 4.751 3.883 23.000 7.000 7.000 10.000 7.000 7.000 3.664 37.000 24.000 2.933 31.758 1.664 58.500 FRONT RIGHT SYSTEM 2 2X (Ø 0.875) KNOCKOUT 2X (Ø 1.375) KNOCKOUT 15.53 12.70 12.000 10.000 SYSTEM 1 4.875 6.26 4.132 7.52 2.382 8.98 REAR LEFT 1.882 10.60 Figure 7: PC090, PC120 Unit Dimensions NOTE: Use System 1 piping dimensions when applying a PC090/120 model system. Table 7
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430645-YIM-D-0610 REAR LEFT RIGHT FRONT A SYSTEM 2 SYSTEM 1 2X (Ø 1.375) 30.994 KNOCKOUT 2X (Ø 0.875) KNOCKOUT 11.375 9.125 4.750 4.132 7.000 23.000 7.000 7.000 23.000 7.000 3.913 37.000 37.000 3.181 64.000 1.913 59.000 FRONT RIGHT SYSTEM 2 SYSTEM 1 16.133 13.133 17.367 18.867 20.617 22.617 FRONT (PIPING DETAIL) Figure 8: PC/PD180 & PC/PD240 Unit Dimensions and Piping & Electrical Dimensions NOTE: Use System 1 piping dimensions when applying a PC180/240 model system. Table 8: PC/PD180 & PC/PD24
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430645-YIM-D-0610 Table 9: Piping and Electrical Connection Sizes MODEL PC090 PC120 PC180 PD180 PC240 PD240 No. Refrigeration Circuits 1 1 121 2 Suction Line OD (in.) 1 1/8 1 3/8 1 5/8 1 3/8 1 5/8 1 3/8 Liquid Line OD (in.) 5/8 7/8 7/8 5/8 7/8 7/8 Power Wiring Knockout 1 3/8 1 3/8 1 3/8 1 3/8 1 3/8 1 3/8 Control Wiring Knockout 7/8 7/8 7/8 7/8 7/8 7/8 Piping And Electrical Connections 5. Does the available power supply agree with the nameplate data on the unit? Piping connections are made from
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430645-YIM-D-0610 Compressor Protection Operation In addition to the external pressure switches, the compressors Unit Control Overview also have inherent (internal) protection. If there is an abnormal temperature rise in a compressor, the protector will open to shut This series of heat pumps come factory equipped with down the compressor. The UCB incorporates features to Simplicity™ controls to monitor all unit functionality and safety minimize compressor wear and damage. An Anti-Short Cyc
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430645-YIM-D-0610 M1 while sending a signal to one of the "CFAN" terminals on • Relay RY2 has two functions. 1) control the crankcase DC. heater CCH2, 2) control the 24V output signal to S2 on terminal block TB2. • Relay RY1 controls the crankcase heater (CCH1). The • Contactor M2 controls compressor COMPR2. normally closed contacts allow CCH1 to operate during unit shutdown. If the initial call for cooling requires both stages (Y1 and Y2), the • Contactor M1 controls compressor COMPR1. U
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430645-YIM-D-0610 • Contactor M4 controls outdoor fans ODFAN3 & 4. • Relay RY1 has two functions: 1) control the operation of crankcase heater CCH1, and 2) control the 24V output If the initial call for cooling requires both stages (Y1 and Y2), the signal to S1 on terminal block TB2. UCB will delay the second stage by 30 seconds to avoid an • Contactor M1 controls compressor COMPR1. excessive power inrush. • Relay RY3 (RY2 for PC090 model) toggles the 24V signal When the call for cooling (Y
