Clean the front and back surfaces of the evaporator coil with a soft bristle brush.
Clean the front surface of the condenser coil with a soft bristle brush.
Compressed air should never be used to clean clothing or parts of
the body. Never point the air hose at yourself or anyone else.
Serious injury or death could result from the misuse of compressed
Use compressed air at 30 psi (2.11 kg/cm) or less. Hold compressed
air nozzle at least 6 to 8 inches away from coil to keep the
compressed air from damaging the coil or fins.
Use a vacuum cleaner and compressed air, if necessary. Clean the area between
the evaporator coil and condenser coil fins.
Clean the evaporator and condenser impellers with a vacuum cleaner.
Remove covers used to prevent dirt from entering the louvers and motor.
This task covers:
a . Inspection
b . Testing
24 Vdc power source