Payne PA3Z Installation Instructions Manual
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Payne PA3Z Installation Instructions Manual

13 seer single-packaged air conditioner system with r-22 refrigerant single and three phase 2 to 5 nominal tons (sizes 024 -060)
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See also: Owner's Manual , Installation Manual
PA3Z
NOTE:
Read the entire instruction manual before starting the
installation.

TABLE OF CONTENTS

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13 SEER SINGLE ---PACKAGED AIR CONDITIONER SYSTEM
Installation Instructions
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2 TO 5 NOMINAL TONS (SIZES 024---060)
PAGE
2
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2- -6
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1
WITH R ---22 REFRIGERANT
SINGLE AND THREE PHASE
Fig. 1 - - Unit PA3Z
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A05194
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Summary of Contents for Payne PA3Z

  • Page 1: Table Of Contents

    ......A05194 Fig. 1 - - Unit PA3Z Install Electrical Connections ......

  • Page 2: Safety Considerations

    INTRODUCTION ground- -level pad must be level before setting the unit in place. The PA3Z packaged air conditioner is fully self- -contained and When a field- -fabricated support is used, be sure that the support is designed for outdoor installation (See Fig. 1). Standard units are level and that it properly supports the unit.

  • Page 3: Configuring Units For Downflow (Vertical) Discharge

    1 in. (25.4 mm) for every 10 ft (3 Fig. 6 shows a typical duct system with PA3Z unit installed. m) of horizontal run. Be sure to check the drain tube for leaks.
  • Page 4 A07941 Fig. 5 - - Unit Base Dimensions, PA3Z024- -060...
  • Page 5 INDOOR THERMOSTAT RETURN FROM TOP COVER POWER SOURCE POWER AND LOW-VOLTAGE DISCONNECT ENTRY PER NEC (UNIT AND COMPOSITE ELECTRIC RUST-PROOF HEATER) BASEPAN Power Wiring CONDENSATE DRAIN Control Wiring CONNECTION Condenser Airflow Evaporator Airflow A08207 Fig. 6 - - Typical Installation Table 1 –...

  • Page 6: Install Electrical Connections

    Table 2 – Minimum Airflow for Safe Operation of unit on improper line voltage constitutes abuse and Electric Heater Operation may cause unit damage that could affect warranty. Minimum Airflow (CFM) ROUTING POWER LEADS INTO UNIT Unit Size 7.5kW 10kW 15kW 20kW Use only copper wire between disconnect and unit.

  • Page 7: Pre- -Start- -Up

    HEATER LOW VOLTAGE PLUG Thermostat and subbase A05388 Unit Control Fig. 8 - - Control Box Wiring Power A05214 Fig. 11 - - Control Connections (Sizes 048 and 060) UNIT GROUND PRE- - START- - UP GROUND LEAD WARNING SINGLE-PHASE CONNECTIONS 3-PHASE TO DISCONNECT...

  • Page 8: Check For Refrigerant Leaks

    START- - UP WARNING Step 1 — Check for Refrigerant Leaks Proceed as follows to locate and repair a refrigerant leak and to PERSONAL INJURY ENVIRONMENTAL charge the unit: HAZARD 1. Locate leak and make sure that refrigerant system pressure Failure to follow this warning could result in personal has been relieved and reclaimed from both high- - and injury or death.

  • Page 9: Refrigerant Charge

    Table 4 – Required Liquid Line Temperature REQUIRED LIQUID LINE TEMPERATURE FOR A SPECIFIC SUBCOOLING (R ---22) Required Subcooling (°F) Required Subcooling (°C) Pressure PSIG Pressure (kPa) 1075 1124 1172 1220 1268 1317 1365 1413 1468 1524 1579 1634 1689 1744 1806 1868...

  • Page 10: Indoor Airflow And Airflow Adjustments

    Step 5 — Unit Controls 9. Add charge using the service connection on the suction line of the compressor. All compressors have the following internal- -protection controls. Step 4 — Indoor Airflow and Airflow Adjust- HIGH- -PRESSURE RELIEF VALVE ments This valve opens when the pressure differential between the low NOTE: For cooling operation, the recommended airflow is 350 and high side becomes excessive.
  • Page 11 A07912 Fig. 13 - - Typical Single- -Phase Unit Electrical Diagram (Sizes 024- -042 and 049)
  • Page 12 A07896 Fig. 14 - - Typical Single- -Phase Unit Electrical Diagram (Sizes 048, 060)
  • Page 13 A07913 Fig. 15 - - Typical Three- -Phase Unit Electrical Diagram (Sizes 030- -042 and 049)
  • Page 14 A06337 Fig. 16 - - Typical Three- -Phase Unit Electrical Diagram (Sizes 048 and 060)
  • Page 15 A05209 Fig. 17 - - Single- -Phase Accessory Electric Heater Wiring A06327 Fig. 18 - - Three- -Phase Accessory Electric Heater Wiring...
  • Page 16 Table 5 – Dry Coil Air Delivery* Horizontal Discharge (Deduct 10 percent for 208 Volt Operation) 230 VOLT HORIZONTAL DISCHARGE EXTERNAL STATIC PRESSURE (IN. W.C.) UNIT SPEED SIZE DELIVERY Watts — — — — — — — — — — Watts —...

  • Page 17: Continuous Fan

    Table 6 – Cooling Charging Chart SUCTION LINE TEMPERATURE (°F) Suction Line Pressure (PSIG) OD Temp. (°F) — — — — — — — — — — — — — — — — — — — — — — — —...

  • Page 18: Air Filter

    Step 3 — Indoor Blower and Motor WARNING For longer life, operating economy, and continuing efficiency, clean accumulated dirt and grease from the blower wheel and ELECTRICAL SHOCK HAZARD motor annually. Failure to follow these warnings could result in personal WARNING injury or death: 1.

  • Page 19: Outdoor Coil, Indoor Coil, And Condensate Drain Pan

    Table 7 – Wet Coil Pressure Drop UNIT STANDARD CFM (S.C.F.M.) SIZE 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 .027 .034 .047 .053 .036 .042 .050 .055 .063 .072 .081 .050 .055 .063 .072 .081 .090 .097 .042 .049...

  • Page 20: Refrigerant Circuit

    Check to ensure no wires are touching refrigerant tubing or sharp supply- - and return- -air grilles are open and free from obstructions, sheet metal edges. Move and secure wires to isolate from tubing and that the air filter is clean. and sheet metal edges.
  • Page 21 Table 10 – Troubleshooting Chart SYMPTOM CAUSE REMEDY Power failure Call power company Fuse blown or circuit breaker tripped Replace fuse or reset circuit breaker Defective contactor, transformer, control relay, or Replace component high--pressure, or low--pressure switch Compressor and outdoor fan will not start Insufficient line voltage Determine cause and correct...
  • Page 22 ____ Verify Refrigerant charge using charging tables *Measured at suction inlet to compressor {Measured at liquid line leaving outdoor coil Catalog No: IM---PA3Z---04 E2008 Payne Heating & Cooling Systems D 7310 W. Morris St. D Indianapolis, IN 46231 Printed in U.S.A. Edition Date: 04/08 Replaces: IM--- PA3Z--- 03 Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

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