Service diagnosis
Domestic air conditioner
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
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1
Compressor
Rated voltage:220-240V
Rated current:7.7A
Rated frequency:50 Hz
Resistance:2.06
2
Fan motor
Rated voltage:220-230V
Rated current:0.35 A
Rated frequency:50 Hz
:3
3
4-way valve
Rated voltage:
Rated current:0. 1A
Rated frequency:50
Hz
:
K
220-240V
/60
2.085
0
Rated inductance
Resistance
Rated
Summary of Contents for 1U18BR4EAA
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Page 11: ...Piping diagrams Domestic air conditioner 3 Piping diagrams 9 ...
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Page 21: ...Domestic air conditioner 9 2 heating capacity temp curves 19 Performance Curves Diagram ...
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Page 26: ...1 Removal of outdoor panel 1 ...
Page 27: ...1 Removal of Electrical Box 2 ...
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Page 30: ...2 Removal of Electrical Box 5 ...
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Page 32: ...9 12 Removal of fan motor bracket and partition 7 ...
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Page 34: ...9 13 Removal of compressor and heat exchanger 9 ...
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