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OCH791 _55
5300 (UH): Current sensor trouble
Abnormal points and detection methods
The detected current sensor input value (primary current)
during compressor operation is outside the specified
range.
Causes and checkpoints
• Decrease/Trouble of power supply voltage
• Disconnection of compressor wiring
• Input sensor trouble on outdoor power circuit board
Diagnosis of failure
Condition 1:
Model
Error detecting condition
1-phase
model
34 A or more for 10 consecutive
seconds, or 38 A or more
The power supply voltage is decreased or
abnormal.
Check the power supply facility.
Connect the compressor wiring properly.
Replace the outdoor power circuit board
(Malfunction of current sensor circuit).
Check the input current at the time of abnormal
stop.
Check the compressor wiring for disconnection
or looseness.
Does it satisfy the condition 1 in the
lower right? *
Is there any abnormality such as
disconnection or looseness?
Yes
No
No
Yes
* Applicable only for single phase model
Содержание CITY MULTI PUMY-P200YKM3
Страница 20: ...OCH791 _20 6 OUTLINES AND DIMENSIONS Unit mm ...
Страница 21: ...OCH791 _21 7 WIRING DIAGRAM ...
Страница 103: ...OCH791 _103 Photo 16 Accumulator Inlet Outlet Photo 17 Accumulator Accumulator leg Accumulator leg fixing screws ...
Страница 106: ...OCH791 _106 11 ELECTRICAL WIRING Refer to installation manual 6 Electrical work for details ...