Service Diagnosis - Haier 1U12DR4EAA Service Manual

8 Service Diagnosis

8 .1 Caution for Diagnosis
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.
8 .2 Parameter of primary electronic appliance
N O N a m e
1 Compressor
2 Fan motor
3 4-way valve
P a a r m t e r e
Rated voltage:220-240V
Rated current:5.2A
Rated frequency:50 Hz
Resistance:3.0
Rated voltage:220-230V
Rated current:0.35A
Rated frequency:50 Hz
Rated inductance
:3
Rated voltage:
220-240V
Rated current:0. 1A 0
Rated frequency: 50
/60
Rated Resistance
:
2.085
Hz
K
13
Service diagnosis
P c i u t e r
Domestic air conditioner