L50 HEATER NOT WORKING / UNDER NO CIRCUMSTANCES - Alfa - 156 - eLearn

The fan which sends air to the passenger compartment is not operating

1	CLIMATE CONTROL FAN ELECTRICAL CIRCUIT CHECK	All OK	Problems met	Operation
		Results of the tests
	Check, in order: climate control fan fuse climate control fan climate control fan controls connection between climate control fan and its controls, via the adjustment resistor ( See E6010 HEATER ).	Continue to Step 2	Connections not correct	Restore the connections
			Component defective	Replace the component involved (if a fuse is involved, search for the cause of the problem)
			Electric fan defective	Replace the electric fan Op. 5020A30
2	CHECK CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present	End of diagnosis	Fault persists	Search for the fault starting from another symptom'