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

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

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High Pressure Sensor / Switch: Service and Repair

WARNING: The refrigerant must be removed from the system before removing the high pressure cut out switch.

REMOVAL

High Pressure Relief Valve:




1. Disconnect wiring connector at the switch.
2. Remove internal snap ring.
3. Pull switch out of manifold.

INSTALLATION
For installation, reverse the above procedures.