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
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Intake Check

Intake Check:




Troubleshooting:




INTAKE CHECK
In turning on IG and selecting indoor mode with indoor switch, 0 V is outputted from connector B12, 12 V is supplied for C1 and motor works in direction of indoor. In selecting outdoor mode with indoor switch, 0 V is outputted from connector C1, 12 V is supplied for B12 and motor works in direction of outdoor.