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
If it fails: lemon-manuals.org.ua

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Cycling Switch

MEDIUM PRESSURE SWITCH
Low and high switch operation is the same as the dual pressure switch. The medium pressure switch will close when system pressure exceeds 1471.5 ± 98.1 kPa (213.3 ± 14.2 psi), turning on the condenser fan.