Amana 10c5ez Service page 14

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
Fan motor will not operate.
Fan blade will not rotate.
Fan motor operates intermittently. Cycles on motor protector.
RS5100002 Rev. 0
!
WARNING
Possible Causes
No power supplied to unit.
Power supply cord faulty.
Fan control faulty.
Temperature control faulty.
Wire(s) disconnected or loose.
Fan motor capacitor faulty.
Faulty fan motor faulty.
Fan hitting shroud or blower wheel hitting scroll. Check fan blade/blower wheel
Fan control faulty.
Wire(s) disconnected or loose.
14
Corrective Action
Check fuse box/circuit breaker
for blown fuse or tripped
breaker. Replace/reset.
Check power cord for opens.
Replace cord if faulty.
Ensure all control connections
are tight and secure.
Check control for proper
operation. Replace if faulty.
Ensure all control connections
are tight and secure.
Check control for proper
operation. Replace if faulty.
Ensure all connections are
tight and secure.
Check capacitor for open/
short. Replace if faulty.
NOTE: Discharge capacitor
before testing.
Check fan motor windings for
shorts/opens. Replace if
faulty.
for proper alignment on motor
shaft. Reposition if necessary.
Check fan motor for proper
position, ensure mounting
nuts/bracket tight and secure.
Replace motor.
Ensure all control connections
are tight and secure.
Check control for proper
operation. Replace if faulty.
Ensure all connections are
tight and secure. Correct as
required.

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