Chevrolet Sonic Repair Manual: Air Conditioning Compressor Oil Balancing

Chevrolet Sonic Repair Manual / HVAC / Cooling / Air Conditioning Compressor Oil Balancing

Draining Procedure

Note:

Drain and measure as much of the refrigerant oil as possible from the removed compressor.

Drain the oil from both the suction and discharge ports of the removed compressor into a clean, graduated container. Rotate the compressor shaft to assist in draining the compressor.
Measure and record the amount of oil drained from the removed compressor. This measurement will be used during installation of the replacement compressor.
Inspect the oil drained from removed compressor. Refer to Air Conditioning Compressor Oil Diagnosis.
Properly discard the used refrigerant oil.

Balancing Procedure

Note:

The refrigerant oil in the A/C system must be balanced during compressor replacement.

Before installing the compressor, the refrigerant oil will have to be fully drained:
Add back the same quantity of polyalkylene glycol (PAG) oil as drained from the removed compressor.
Refer to the amount of refrigerant oil recorded during the compressor removal.

Air Conditioning Compressor Bracket Removal

Remove the 3 air conditioning compressor bracket bolts (1). Remove the air conditioning compressor bracket (2). ...

Air Conditioning Compressor Replacement (LDE, LUW, LWE)

Air Conditioning Compressor Replacement Callout Component Name Preliminary Procedure Recover the refrigerant. Refer to Refrigerant ...

Other materials:

Tire Rotation
In order to equalize wear, rotate the tires at the specified intervals. Also, rotate the tire and wheel assembly whenever you notice uneven tire wear. Radial tires tend to wear faster in the shoulder area, particularly in front positions, due to design. Radial tires in non-drive locations may ...

Air Conditioning Compressor Bracket Installation
Install the air conditioning compressor bracket (2). Caution: Refer to Fastener Caution. Install the 3 air conditioning compressor bracket bolts (1) and tighten to 22 Y (16 lb ft). ...

Engine Oil Cooler Pipe Replacement (LUW)
Engine Oil Cooler Pipe Replacement Callout Component Name Preliminary Procedures Drain the cooling system. Refer to Cooling System Draining and Filling. Remove the exhaust manifold with catalytic converter. Refer to Exhaus ...

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