21-00-02
Page 21-07
December 1, 1978
1F6
CHART 2102. TROUBLESHOOTING (AIR CONDITIONING SYSTEM) (cont)
Excessively noisy system. Electrical
(cont)
Compressor noisy. Check mountings and re-
pair; remove compressor for
service or replacement.
Compressor oil level low. Fill with correct amount
of specified oil.
Refrigeration
Excessive charge in system. Discharge excess freon until
high pressure gauge drops
within specifications.
Low charge in system. Check system for leaks;
charge system.
Excessive moisture in Replace dehydrator; purge,
system. evacuate, and charge system.
Trouble Cause Remedy
PIPER AIRCRAFT
PA-28RT-201 / 201T
MAINTENANCE MANUAL
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