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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Compressor Clutch Relay: Description and Operation

Air Conditioning Compressor Cluth Relay ON Conditions:

If any one of the switches, sensors or the control unit is OFF, the air conditioning compressor clutch relay will turn OFF.