Compressor HVAC: Service and Repair

Compressor

Removal
1. Disconnect battery ground cable.
2. Recover refrigerant from air conditioning system, Service and Repair
3. Remove supercharger drive belt (where fitted).
4. Remove front end accessory drive belt.






5. NOTE: A commercially available brake pipe clamp is recommended. Do not over tighten.


Clamp power steering reservoir to pump feed hose.

6. Raise vehicle for access







7. NOTE: Position drain tin to collect the fluid when union nut is released.


Disconnect steering rack hose from pump.
1. Release union nut.
2. Discard O-ring.
3. Install suitable blanking plugs.







8. Disconnect clutch harness connector from compressor.
1. Disconnect connector.







9. Disconnect lines from compressor.
- Discard O-rings.
- Install suitable blanking plugs.







10. NOTE: Reposition compressor after releasing the fixings to allow removal.


Remove compressor.
- Remove bolts.


11. NOTE: This step is not necessary in the case of refrigerant loss.


Measure amount of oil held in compressor.
- Remove blanking plugs from the compressor.
- Pour oil from compressor into a suitable measuring container. Note amount and discard the oil.
- Install blanking plugs to compressor.

Installation
1. Fill new compressor with correct amount of oil.
- Remove blanking plugs from compressor.
- Pour oil from compressor into a suitable container.
- Fill compressor with the same amount of oil that was removed from original compressor plus amount recovered from recovery equipment.
- Install blanking plugs to compressor.







2. Install compressor.
- Tighten fixings.







3. Install lines to compressor.
- Install new O-ring seal and lubricate with clean compressor oil.







4. Connect clutch harness connector to compressor.
1. Connect clutch connector.







5. Connect power steering hose to pump.
1. Remove blanking plugs.
2. Install new O-ring seal and lubricate with clean compressor oil.
3. Tighten union nut.
6. Lower ramp.







7. Unclamp power steering reservoir to pump feed hose.
8. Install front end accessory drive belt.
9. Install supercharger drive belt (where fitted).
10. Reconnect battery ground cable.
11. Recharge air conditioning system, Service and Repair
12. Check/bleed/top up power steering fluid reservoir; refer to POWER STEERING.