3B16
TABLE XIV-IV. TROUBLESHOOTING CHART (AIR CONDITIONER)
Gauge Indication
Probable Causes
Remedy
High discharge pressure.
Overcharge of refrigerant.
Purge excess refrigerant.
Air in system.
Check for leaks. Bleed
charge from system.
Evacuate and recharge
system 14-13 and 14-14.
Overheated condenser
Clean bugs and dirt from
due to blocking air
condenser fins. Straighten
passage.
fins if bent.
Flooded evaporator
Check that capillary bulb
indicated by heavy
is securely clamped to
frosting on suction
suction line. If capillary
line and compressor
bulb OK, replace expansion
suction service valve.
valve.
Restriction in liquid
Check for kinked hoses
line from condenser.
and stopped up filter.
Low discharge pressure.
Undercharge of refrigerant.
Add refrigerant until bubbles
Sight glass shows bubbles
disappear. Check system leaks
or foam.
Damaged compressor
Replace compressor,
valves or dirt under
valves.
Damaged compressor.
Replace compressor,
Worn or broken piston
or piston rings.
CHEROKEE ARROW III SERVICE MANUAL
ACCESSORIES AND UTILITIES
Summary of Contents for ARROW III
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