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Blower Motor Circuit

Blower Motor Circuit

DESCRIPTION




The blower motor is operated by signals from the A/C amplifier assembly. Blower motor speed signals are transmitted by changes in the duty ratio.

Duty Ratio:
The duty ratio is the ratio of the period of continuity in one cycle. For example, A is the period of continuity in one cycle, and B is the period of non-continuity.

Wiring Diagram:






Step 1:




Step 2-3:




Step 4-5:




Step 5 (Continued)-6:




Step 7-9:




Step 9 (Continued):




INSPECTION PROCEDURE