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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Low Pressure Sensor / Switch: Service and Repair

A/C LOW PRESSURE CUT-OFF SWITCH

REMOVAL
1. Disconnect the wire connector at the cut off switch.
2. Using a sender unit removal socket, remove the switch from the expansion valve.

INSTALLATION
1. Using a sender unit socket, install the low pressure cutout switch into the expansion valve.
2. Connect the wire harness connector to the switch.