Error Codes: Outdoor Units
ESIE13-02
Part 4 – Troubleshooting
118
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1
4
5
Troubleshooting
(*) See also "Check No.5 - Resistance Conversion Table (Discharge Pipe Sensor)" on page 155.
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
Is the
discharge pipe
thermistor characteristic
normal?
(*)
Is the
discharge pipe
thermistor correctly connected
to PCB (A1P)?
Is the
discharge pipe
temperature high?
(115°C)
Is the
discharge pipe
thermistor attached to the
discharge pipe?
Abnormality in refrigerant system such as
gas shortage, faulty compressor, etc.
Conduct inspection
Connect correctly, and operate the unit
again.
Attach the thermistor, and operate the unit
again.
Replace the discharge pipe thermistor.
* Replace the outdoor unit PC board (A1P) ERHQ***V3* / ERLQ***V3*
* Replace the control PC board (A1P) ERHQ***W1* / ERLQ***W1*
NO
YES
NO
YES
YES
NO
NO
YES