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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Refrigerant Pressure Sensor / Switch: Service and Repair

REMOVAL
1. Discharge the air conditioning system.
2. Disconnect connector from the triple (dual) press switch.
3. Remove the triple (dual) pressure switch using wrench.

NOTE:
- Cap the open fitting immediately to keep moisture out of the system.
- Be careful not to twist tubes.

INSTALLATION
1. Installation is the reverse of removal.
2. Evacuate, charge and test refrigeration system.