Service diagnosis
30
Domestic air conditioner
10.Service Diagnosis
10.1 Caution for Diagnosi
s
The operation lamp flashes when any of the following errors is detected.
1. When a protection device of the indoor or outdoor unit is activated or when the thermistor malfunctions,
disabling equipment operation.
2. When a signal transmission error occurs between the indoor and outdoor units. In either case, conduct the
diagnostic procedure described in the following pages.
10.2 Parameter of primary electronic appliance
Outdoor unit
2.compressor
Rated voltage:230V
Rated current:2.7A
Resistance:1.354¡
3.fan motor
Rated voltage:
310VV
Rated current:0.25A
4.reactor
Rated voltage:
2 4.5V ±
10%
Rated current:
AC 15A
Rated frequency:
5 0Hz
Resistance:
5.2mH±10%
5.4-way valve
Rated
voltage:AC220-240V
Rated frequency:50/60Hz
Resistance:100M¡
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