Operation CHARM: Car repair manuals for everyone.

General Information

CAUTION: Do not operate the detector in a combustible atmosphere since its sensor operates at high temperatures or personal injury and/or damage to the equipment may result.

Perform a refrigerant leak test on the system whenever you suspect a leak. Also perform a refrigerant leak test after a service operation which disturbs any of the following items:
^ The components
^ The lines
^ The connections

Ensure that the vehicle has at least 0.4536 kg (1 lb) of refrigerant in the refrigeration system in order to perform a leak test.