Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Compressor (Sanden)

Clutch Inspection:




- Check the rotor pulley bearing play and drag by rotating the rotor pulley by hand. Replace the clutch set with a new one if it is noisy or has excessive play/drag.

Clutch Inspection:




- Turn the rotor pulley by hand and measure the clearance between the rotor pulley and armature plate all the way around. If the clearance is not within specified limits, the armature plate must be removed and shims added or removed as required.

CLEARANCE: 0.50 ± 0.15 mm (0.020 ± 0.006 in)

Clutch Inspection:





NOTE: The shims are available in four sizes: 0.1 mm, 0.2 mm, 0.4 mm and 0.5 mm of thickness.

Clutch Inspection:




- Release the compressor clutch connector from the connector holder.
Check the thermal protector for continuity.

If there is no continuity, replace the thermal protector.

Clutch Inspection:




Check the field coil for resistance.

Field Coil Resistance:
3.2 ± 0.15 ohm at 68° F (20° C)
If resistance is not within specifications, replace the field coil.