TABLE OF CONTENTS (cont)
SERVICE . . | . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . | ||
6.1 | SECTION LAYOUT | ||
6.2 | SERVICE VALVES | ||
6.3. | MANIFOLD GAUGE SET | ||
6.4 | PUMPING THE UNIT DOWN | ||
6.5 | REFRIGERANT LEAK CHECKING | ||
6.6 | EVACUATION AND DEHYDRATION | ||
6.6.1 | General | ||
6.6.2 | Preparation | ||
6.6.3 | Procedure - Complete system | ||
6.6.4 | Procedure - Partial System | ||
6.7 | REFRIGERANT CHARGE | ||
6.7.1 | Checking the Refrigerant Charge | ||
6.7.2 | Adding Refrigerant to System (Full Charge) | ||
6.7.3 | Adding Refrigerant to System (Partial Charge) | ||
6.8 | COMPRESSOR - Model RSH105 | ||
6.8.1 | Removal and Replacement of Compressor | ||
6.9 | COMPRESSOR OIL LEVEL | ||
6.10 | HIGH PRESSURE SWITCH | ||
6.10.1 Replacing High Pressure Switch | |||
6.10.2 Checking High Pressure Switch | |||
6.11 | CONDENSER COIL | ||
6.12 | CONDENSER FAN AND MOTOR ASSEMBLY | ||
6.13 | |||
6.14 | EXPANSION VALVES | ||
6.14.1 | Checking Superheat | ||
6.14.2 Valve Replacement | |||
6.15 | EVAPORATOR COIL AND HEATER |
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ASSEMBLY | |||
6.15.1 Evaporator Coil Replacement | |||
6.15.2 Evaporator Heater Replacement | |||
6.16 | ECONOMIZER, UNLOADER, LIQUID INJECTION AND OIL RETURN SOLENOID VALVE | ||
6.17 | EVAPORATOR FAN AND MOTOR ASSEMBLY | ||
6.17.1 Replacing The Evaporator Fan Assembly | |||
6.18 | EVAPORATOR FAN MOTOR CAPACITORS | ||
6.18.1 When To Check For A Defective Capacitor | |||
6.18.2 Removing The Capacitor | |||
6.18.3 Checking The Capacitor | |||
6.19 | VALVE OVERRIDE CONTROLS | ||
6.20 | SUCTION MODULATION VALVE | ||
6.20.1 Precheck Procedure | |||
6.20.2 Checking The Stepper valve | |||
6.21 | CONTROLLER AND EXPANSION MODULE |
T309 | iv |