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TM5-4120-376-14
Table 4-2. ORGANIZATIONAL MAINTENANCE TROUBLESHOOTING (Cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
5. INSUFFICIENT HEATING (HIGH HEAT).
Step
Step
Step
Step
1.
Check to see if mode selector switch (1) is in HIGH HEAT position.
Place control mode selector switch in HIGH HEAT position.
If the air conditioner will not operate, check for a defective switch in accordance
with paragraph 4-22, page 4-101.
Replace defective mode selector switch in accordance with paragraph 4-22, page
4-104.
2. Check to see if control circuit breaker (2) is in the ON position.
Place control circuit breaker in the ON position.
If the air conditioner will not operate in the HIGH HEAT position, check for a
defective control circuit breaker in accordance with paragraph 4-22, page 4-100.
Replace defective control circuit breaker in accordance with paragraph 4-22, page
4-105.
3. Check to see if temperature
selector (3) is in the WARMER
position.
Place temperature selector in the
WARMER position.
Replace defective temperature se-
lector in accordance with para-
graph 4-22, page 4-104.
4.
Check to see if compressor cir-
cuit breaker (4) is in the ON
position.
Place compressor circuit breaker
in the ON position.
If the air conditioner will not
operate in the COOL position,
check for defective compressor
circuit breaker in accordance
with paragraph 4-22, page
4-100.
Replace defective compressor circuit breaker.
4-24
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