Operation CHARM: Car repair manuals for everyone.

Heating Mode Defects



Heating Mode Defects, Function

The start of stationary heating can be aborted by a fault in the flame monitor glow pin unit (A6r4) or the lack of a flame.

Heating operation can be terminated prematurely by overheating, undervoltage or overvoltage, flame-out or a fault in the flame monitor glow pin unit (A6r4) or by the internal temperature monitor.