6) TROUBLESHOOTING
6-1 CHECK BEFORE AND AFTER «TROUBLESHOOTING»
(A)
Check power supply wiring.
• Check the power supply wires are correctly connected.
(B)
Check power supply.
• Check that voltage is in specified range (±10% of the rating).
• Check that power is being supplied.
• WARNING: If the following troubleshooting must be done with power supplied,
be careful not to touch any uninsulated live part that can cause
electric shock
6-2 CIRCUIT BREAKER TRIPS OR FUSE BLOWS.
• When circuit breaker is set to ON, it trips in a few moments. Resetting is not possible.
• Measure insulation resistance. There is a possibility of ground fault.
If resistance value is 1 Mohm or less, insulation is defective.
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Содержание 38.7104.063
Страница 7: ...2 DIMENSIONAL DATA 7...
Страница 9: ...4 ELECTRICAL DATA 4 1 Electric Wiring Diagrams 9...
Страница 24: ...6 3 SYSTEM DOES NOT RUN 24...
Страница 25: ...6 3 SYSTEM DOES NOT RUN 25...
Страница 26: ...6 4 OUTDOOR UNIT DOES NOT RUN AND NO FAULT IS DISPLAYED 6 5 ONLY OUTDOOR UNIT IS OFF 26...
Страница 28: ...6 7 AIR CONDITIONER OPERATES BUT ABNORMALITIES ARE OBSERVED 28...
Страница 29: ...3 CHECK MODE BUTTON OPERATION ON THE UNIT Push the mode button The unit does not run PCB assy is defective 29...
Страница 30: ...6 8 NOISY PROBLEM Pagina 30...
Страница 31: ...7 CHECKING ELETRICAL COMPONENTS 7 1 31...
Страница 32: ...7 2 32...
