10. TROUBLESHOOTING
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.
A 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.
B CIRCUIT BREAKER TRIPS IN SEVERAL MINUTES AFTER TURNING AIR CONDITIONER ON.
1 • There is the possibility of short circuit.
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Страница 7: ...2 DIMENSIONAL DATA 2 1 Unit Dimensions A E C B D F A B C D E F SCDF131C5TAA 790 580 245 525 490 250 7...
Страница 20: ...E SOME PARTS OF THE AIR CONDITIONER DO NOT OPERATE 20...
Страница 21: ...F AIR CONDITIONER OPERATES BUT ABNORMALITIES ARE OBSERVED 21...
Страница 22: ...22...
Страница 23: ...G POOR COOLING OR HEATING 23...
Страница 24: ...H EXCESSIVE COOLING I A SENSOR IS DEFECTIVE 24...