Compressor HVAC: Service and Repair
Removal
1. NOTE: Vehicles that have an inoperative A/C compressor due to internal causes, must have the A/C system filtered to prevent damage to the replacement A/C compressor.
NOTE: Replacement of the suction accumulator/drier is necessary when the A/C compressor is replaced.
NOTE: The A/C evaporator core orifice should be replaced whenever the A/C compressor is replaced for lack of performance or when there is debris in the system.
Discharge the A/C system.
2. Remove A/C manifold and tube.
3. Remove the three power steering reservoir bolts.
4. Remove drive belt.
5. Disconnect electrical connector from A/C compressor clutch.
6. Remove the power steering hose bracket nut from the A/C compressor stud and remove power steering hose bracket.
7. Remove the A/C compressor bolts and stud from the power steering pump and A/C compressor bracket.
8. Remove the A/C compressor from the power steering pump and A/C compressor bracket.
9. Remove the two A/C compressor heat shield bolts from the rear of the A/C compressor.
Installation
1. Install the two A/C compressor heat shield bolts to rear of A/C compressor. Tighten A/C compressor heat shield bolts to 5.5-8.0 N.m (4-6 lb-ft).
2. Position A/C compressor in the power steering pump and A/9 compressor bracket.
3. Install the A/C compressor bolts and stud. Tighten the A/C compressor bolts and stud to 21.2-28.8 N.m (15.6-21 lb-ft).
4. Install power steering hose bracket on A/C compressor stud. Tighten power steering hose bracket nut to 7.6-10.4 N.m (67-92 lb-in).
5. Install electrical connector to A/C clutch.
6. Install drive belt.
7. Install the power steering oil reservoir bolts. Tighten the power steering oil reservoir bolts to 7.6-10.4 N.m (67-92 lb-in).
8. Install A/C manifold and tube.
9. Charge the A/C system.
10. Operate A/C system to determine if A/C system is operating properly.