TM 5-3610-293-13&P
3-5.
GENERAL. - Continued
Table 3-1. Operator Troubleshooting
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. AIR CONDITIONER DUCTING ASSEMBLY DOES NOT CONTROL AIR FLOW.
Step 1. Ensure that duct vents are adjusted for desired air flow.
Adjust duct vents, as necessary.
Step 2. Check for damaged or broken vent doors.
Notify unit maintenance of trouble.
2. AIR CONDITIONER HOUSING ASSEMBLY DOES NOT OPERATE PROPERLY.
Step 1. Check vent doors for ease of operation.
Lubricate vent doors.
Step 2. Check housing for general condition (dents, gouges, or broken hinges.)
Notify unit maintenance of trouble.
3. AIR CONDITIONER ASSEMBLY (24,000 AND 36,000 BTUH) DOES NOT OPERATE.
Step 1. Verify that AC circuit breaker is on at the power distribution panel.
Step 2. Check temperature set point lever for proper temperature setting and heat/cool switch setting for COOL
or HEAT.
Set heat/cool switch on thermostat to desired setting (HEAT or COOL) and adjust temperature set
point lever.
Step 3. Check air conditioner vents on cargo door vent assemblies.
Open air conditioner vents.
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