Operation CHARM: Car repair manuals for everyone.

Test Step 11








Testing monovalve, function selection "C" and connecting lines 1 and 8






Adapter switch






Control panel






Wiring diagram for test step 11 with adaptor
3 Temperature dial
4 Pushbutton switch unit
a Defrosting
b Overall ventilation
c Normal setting (air conditioning on)
d EC (air conditioning off)
e Off
5 Blower switch
9 Electronic switchgear for temperature control
10 Fusebox