TM 9-4120-402-14
Table 4-3. UNIT TROUBLESHOOTING - continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. FAN RUNS, BUT COMPRESSOR DOES NOT START. - continued
Step 4. Check operation of compressor motor relay.
Step 5. Check operation of coil frost switch.
Step 6. Check operation of compress r.
o
If compressor is not operating, notify supervisor.
Step 1. Check to be sure fabric cover is rolled up.
Roll up and secure fabric cover.
Step 2. Check to be sure there is no restriction to air flow through condenser section.
Clean all obstructions from condenser inlet, outlet, and condenser coil.
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