Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

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LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Pressure Switch (Dual Switch)

Pressure Switch (Dual Switch)




INSPECTION

1. Connect the manifold gauge to the service valve on the high-pressure side.
2. Remove the pressure switch harness connector Using a circuit tester, inspect the ON-OFF operation of the pressure switch.