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When problems occur
1. Errors display
Failure description
Drainage system abnormal
Room temp. sensor abnormal
Indoor coil temp. sensor abnormal
Outdoor temp. sensor abnormal
Outdoor coil temp. sensor or
discharge temp. sensor abnormal
The phase sequence of power abnormal
or over current malfunction
Outdoor high pressure or low pressure
abnormal
The communication between indoor
PCB and control board abnormal
The communication between indoor
PCB and outdoor PCB abnormal
2. Power supply
Use copper wire only, the parameter of connecting cable is H05RN-F 4G 0.75mm
The power cable should be over H07RN-F 5G 2.5mm
The power cable should be over H07RN-F 5G 4.0mm
Air conditioner must use an exclusive line (over 30A)
When installation air conditioner in a wet place, try to use a circuit breaker
against current leakage.
For installation in other places, use circuit breaker as far as possible.
The breaker of the air conditioner should be all-pole switch ; and the distance
between its two contacts should be no less than 3 mm.
Such means for disconnection must be incorporation in the fixed wiring
3.Charge-over switch.
For AP482AKEAA, the charge-over switch is set:
BM1: 1 OFF 2 ON
BM2: 1 OFF 2 OFF 3 OFF 4 OFF
BM3: 1 OFF 2 OFF 3 OFF 4 OFF
BM4: 1 OFF 2 ON
For AP602AKEAA, the charge-over switch is set:
BM1: 1 OFF 2 ON
BM2: 1 OFF 2 OFF
BM3: 1 OFF 2 OFF
BM4: 1 OFF 2 ON
3 OFF 4 OFF
3 OFF 4 OFF
Code on LCD display
E0
E1
E2
E3
E4
E5
E6
E8
E9
(AP482AKEAA)
2
(AP602AKEAA)
2
19
.
2
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