Component Tests and General Diagnostics

Compressor




Compressor is a 5-vane rotary type. When trouble occurs, replace compressor as a single unit.

1. COMPRESSOR CLUTCH
Compressor clutch trouble is often caused by clutch slippage and noise. Check and take corrective measures, as required.




1. Check that clearance between drive plate and pulley over the entire perimeter is within specifications.

Clearance: 0.3 - 0.6 mm (0.012 - 0.024 in)




2. Check that voltage applied to magnetic coil is at least 10.5 volts.
3. When noise is noted, check that it originates in either compressor or pulley bearing.