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.
27
Содержание MPAF129R5IAA
Страница 9: ...2 DIMENSIONAL DATA MRAF99R5IAA MRAF129R5IAA 9...
Страница 10: ...2 DIMENSIONAL DATA MPAF99R5IAA MPAF129R5IAA 10...
Страница 13: ...4 ELECTRICAL DATA 4 1 Electric Wiring Diagrams MRAF99R5IAA MRAF129R5IAA MPAF99R5IAA MPAF129R5IAA 13...
Страница 28: ...6 3 SYSTEM DOES NOT RUN 28...
Страница 29: ...6 3 SYSTEM DOES NOT RUN 29...
Страница 30: ...6 4 OUTDOOR UNIT DOES NOT RUN AND NO FAULT IS DISPLAIED 6 5 ONLY OUTDOOR UNIT IS OFF 30...
Страница 31: ...6 6 OUTDOOR UNIT FAULT SIGNALING 31...
Страница 33: ...3 CHECK MODE BUTTON OPERATION ON THE UNIT Push the mode button The unit does not run PCB assy is defective 33...
Страница 34: ...6 8 NOISY PROBLEM 34...
Страница 35: ...7 CHECKING ELETRICAL COMPONENTS 7 1 35...
Страница 36: ...7 2 36...
