Amana 10c5ez Service page 16

International compact room air conditioners
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Troubleshooting Information
To avoid risk of electrical shock, personal injury, or death, disconnect electrical power source to unit and
discharge capacitor through a 10,000 ohm resistor before attempting to service, unless test procedures require
power to be connected. Ensure all earth wires are connected before certifying unit as repaired and/or
operational.
Symptom
Compressor cycles on and off.
Insufficient cooling.
RS5100002 Rev. 0
!
WARNING
Possible Causes
Supply voltage out of specification.
Overload protector open .
Fan motor faulty.
Restricted air flow.
Compressor motor capacitor faulty.
Wire(s) disconnected or loose.
Sealed refrigerant system fault.
Low refrigerant charge.
Restricted air flow.
16
Corrective Action
Check input voltage for proper
levels. Take appropriate
action if voltage levels out of
specification.
Check protector for continuity.
If open, replace.
NOTE: Ensure compressor/
overload are below trip
temperature before testing.
Check fan motor for proper
operation. Replace if faulty.
Inspect air filter, indoor coil for
dirt. Clean as required.
Check condenser fins for
damage. Straighten fins if
bent, attempt other repairs as
necessary. Replace
condenser if repairs cannot be
made.
Check capacitor for open/
short. Replace if faulty.
NOTE: Discharge capacitor
before testing.
Ensure all connections are
tight and secure. Correct as
required.
Test sealed system for proper
charge, leaks, and restrictions.
Repair as required.
Test sealed system for proper
charge. Ensure system is free
of leaks. Repair as required.
Inspect air filter, indoor coil for
dirt. Clean as required.
Check condenser fins for
damage. Straighten fins if
bent, attempt other repairs as
necessary. Replace
condenser if repairs cannot be
made.

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