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Home >> GMC >> 1986 >> Safari Van M V6-262 4.3L >> Repair and Diagnosis >> Heating and Air Conditioning >> Compressor HVAC >> Service and Repair >> Delco Air R-4 Radial Compressor >> Front Head & Main Bearing >> Removal

Removal

Fig. 18 Removing front head mounting screws:




Fig. 19 Removing front head:





1. Remove clutch rotor and bearing assembly as outlined previously. However, do not remove pulley ring retaining screws until entire assembly has been removed from compressor front head.
2. Remove crankshaft seal parts as outlined previously.
3. Remove front head mounting bolts, Fig. 18, and front head assembly, Fig. 19.



Fig. 20 Removing main bearing:





4. Remove front head seal ring and Belleville and thrust washers. Note position of washers before removing.
5. With tool J-24896, drive main bearing from front head, Fig. 20.