Carrier 50GX User Manuals

Table of Contents

• METERING DEVICE — ACUTROL DEVICE

  25
• LIQUID LINE STRAINER

  25
• Troubleshooting

  25
• Start-Up Checklist

  25
• SAFETY CONSIDERATIONS

  1
• Introduction

  2
• RECEIVING AND INSTALLATION

  2
• Check Equipment

  2
• IDENTIFY UNIT

  2
• INSPECT SHIPMENT

  2
• Provide Unit Support

  2
• ROOF CURB

  2
• SLAB MOUNT

  2
• GROUND MOUNT

  2
• Provide Clearances

  2
• Field Fabricate Ductwork

  2
• Rig and Place Unit

  2
• INSPECTION

  3
• INSTALLATION

  3
• Connect Condensate Drain

  7
• Install Duct Connections

  7
• CAL) DISCHARGE

  8
• Install Electrical Connection

  9
• HIGH-VOLTAGE CONNECTIONS

  10
• CONTROL VOLTAGE CONNECTIONS

  10
• STANDARD CONNECTION

  10
• TRANSFORMER PROTECTION

  13
• PRE-START-UP

  13
• START-UP

  14
• CHECK FOR REFRIGERANT LEAKS

  14
• MENTS

  14
• CHECKING COOLING CONTROL OPERATION

  14
• CHARGE

  14
• MENTS

  18
• For 208/230V

  18
• FOR 460-V GE MOTORS

  18
• COOLING SEQUENCE OF OPERATION

  18
• MAINTENANCE

  18
• AIR FILTER

  22
• EVAPORATOR BLOWER AND MOTOR

  22
• DENSATE DRAIN PAN

  24
• CONDENSER FAN

  24
• ELECTRICAL CONTROLS AND WIRING

  24
• REFRIGERANT CIRCUIT

  24
• EVAPORATOR AIRFLOW

  25