Compressor HVAC: Service and Repair

REMOVAL AND INSTALLATION

Pre-removal and Post-installation Operation
^ Battery and Battery Tray
^ Radiator Shroud Cover

Compressor removal steps

^ Refrigerant Discharging and Charging
^ Compressor Drive Belt Adjustment

1. Compressor drive belt
2. High-pressure hose connection
3. 0-ring
4. Compressor
5. Compressor bracket

Tension pulley removal steps
Compressor Drive Belt Adjustment

1. Compressor drive belt
6. Tension pulley mounting nut
7. Tension pulley

INSTALLATION SERVICE POINT





COMPRESSOR INSTALLATION
If a new compressor is installed, first adjust the amount of oil according to the procedures described below, and then install the compressor.

(1) Measure the amount (X cm3) of oil inside the removed compressor.

(2) Drain the amount of oil calculated according to the following formula from the new compressor, and then install the new compressor.

New compressor oil amount: 80 cm3 - X cm3 - Y cm3

NOTE:

(1) Y cm3 indicates the amount of oil in the refrigerant line, the condenser, the cooling unit, etc.

(2) When replacing the following parts at the same time as the compressor, subtract the rated oil amount of each part from Y cm3 and discharge this amount from the new compressor.

Compressor oil: ND-OIL 8

Quantity:
Evaporator: 40 cm3 (1.4 fl.oz.)
Condenser: 40 cm3 (1.4 fl.oz.)
Suction hose: 10 cm3 (0.3 fl.oz.)
Receiver: 10 cm3 (0.3 fl.oz.)