50
9-3-3. Only compressor does not run
9-3-4. Only flap motor does not run
9-3-5. Function of outdoor fan speed control does not work properly.
(CLxx5x models only)
Measure resistance of
compressor motor winding.
•
Measure power supply
voltage.
The voltage is too low.
•
NO
Check compressor motor
capacitor.
•
Either internal protector or
overload relay is working.
•
Temperature of compressor
is abnormally high.
•
YES
YES
YES
NO
Refrigerant gas shortage. Charge refrigerant gas (R22).
Rotor may be locked up.
Measure resistance of flap
motor winding. (FLP)
•
• Check controller in outdoor unit.
(POW-CL125)
• Check outdoor air thermister in
outdoor unit.
(TH)
Refer to 8-4 "Outdoor Fan Speed Control."
000-215 SM (1-56) 7/5/00 2:49 PM Page 50
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