Operation CHARM: Car repair manuals for everyone.

Compressor and Tension Pulley

REPLACEMENT INSPECTION
- Check the tension pulley for heat damage.
- Check the tension pulley for excessive play or deflection.
- Check the tension pulley for unusual wear.
- Check the compressor drive belt for hardening.
- Check the compressor drive belt for unusual wear or abrasion.

DISASSEMBLY AND REASSEMBLY INSPECTION
- Check the surface of the armature for scoring or bluing.
- Check the surface of the rotor for scoring or bluing.
- Check the sealing surfaces for cracks, scratches and deformation.
- Check the front housing for cracks or scoring on the sealing surfaces.
- Check the compressor shaft for scoring.