Piper PA-28RT-201T - Page 125

21-00-02
Page 21-06
December 1, 1978
1F5
CHART 2102. TROUBLESHOOTING (AIR CONDITIONING SYSTEM) (cont)
System will not produce Refrigeration
sufficient cooling. (cont)
Insufficient refrigerant in Recharge system until bub-
system. bles disappear in receiver-
dehydrator and gauge
readings stabilize to specifi-
cations.
Mechanical
Clogged screen in ex- Purge system and replace
pansion valve. expansion valve.
Expansion valve thermal Purge system; replace
bulb has lost charge. expansion valve.
Clogged screen in receiver- Purge system; replace
dehydrator. receiver-dehydrator.
Excessive moisture in Purge system; replace
system. receiver-dehydrator.
Air in system. Purge, evacuate and charge
system. (Replace receiver
dehydrator.)
Excessively noisy system. Electrical
Defective winding or im- Replace or repair as
proper connection in com- necessary.
pressor clutch coil.
Mechanical
Loose or excessively worn Tighten or replace as
drive belts. required.
Noisy clutch. Remove clutch for service
or replacement as necessary
Trouble Cause Remedy
PIPER AIRCRAFT
PA-28RT-201 / 201T
MAINTENANCE MANUAL