Blower Motor Relay: Testing and Inspection

Testing Main Heater Relay:

INSPECT RELAY OPERATION


With No Power Applied

Continuity should exist between terminals 1 and 3 and also 2 and 4. If not as specified, replace the relay.

With Power Applied

Apply power to terminals 1 and 3. Continuity should exist between terminals 4 and 5. If not as specified, replace the relay.