Component Inspection

1. INSPECT EVAPORATOR
a. Check the fins for blockage.
If the fins are clogged, clean them with compressed air.

NOTE: Never use water to clean the evaporator.

b. Check fitting for cracks for scratches.
If necessary, repair or replace.

2. INSPECT HEATER RADIATOR
Check the fins for blockage.
If the fins are clogged, clean them with compressed air.

3. INSPECT AIR MIX SERVOMOTOR OPERATION
4. INSPECT AIR MIX DAMPER POSITION SENSOR