OPERATOR'S TROUBLESHOOTING - A/C BLOWER OPERATES
BUT NO COLD AIR FROM A/C DUCTS
Table 1. Operator's Troubleshooting.
TEST OR INSPECTION
A/C BLOWER OPERATES BUT NO COLD AIR FROM A/C DUCTS.
Check A/C intake filter for dust and debris that may restrict air flow.
Clear dust and debris from A/C intake filter (WP 0007 00).
Check if A/C control switch is set to the correct operating position (WP 0008 00).
Place A/C control switch to correct operating position.
Ensure personnel heater is off and all cab windows and recirculating/fresh air vents are closed.
Turn personnel heater off and close all cab windows and recirculating/fresh air vents
Check if A/C engine fan control solenoid circuit breaker has been tripped.
Reset tripped A/C engine fan control solenoid circuit breaker.