Piper Cherokee LANCE, Service Manual

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PIPER CHEROKEE SIX / LANCE SERVICE MANUAL
07/15/06 XIII - ACCESSORIES AND UTILITIES
3I5
TABLE XIII-IV. TROUBLESHOOTING - AIR CONDITIONER (cont.)
Trouble Cause Remedy
Excessively noisy svstem. Electrical
Defective winding or Replace or repair as
improper connection necessary, 13-24.
in compressor clutch coil.
Mechanical
Loose or excessively Tighten or replace as
worn drive belts required, 13-22 and 13-23.
Noisy clutch. Remove clutch for service
or replacement as
necessary, 13-24.
Compressor noisy. Check mountings and
repair; remove compressor
for service or replacement,
13-18.
Compressor oil level low. Fill with correct amount of
specified oil, 13-21.
Refrigeration
Excessive charge in Discharge excess freon
system. until high pressure gauge
drops within specifications.
Low charge in system. Check system for leaks;
charge system, 13-9 and
13-14.
Excessive moisture in Replace dehydrator;
system. purge, evacuate, and
charge system, 13-28,
13-13 and 13-14.