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 logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Control Module HVAC: Testing and Inspection

AIR CONDITIONER AMPLIFIER ASSEMBLY
a. Inspect hazard warning signal switch.
1. Connect the positive (+) lead from the battery to terminal A10-2 and A10-12 of A/C amplifier connector and negative (-) lead to terminal A10-11.
2. Push the hazard warning switch and check that the voltage is battery positive voltage.