Multi F Four-Way Ceiling Cassette Service Manual
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Ceiling Cassette 5-Zone LGRED° Heat System - 42,000 BTU Outdoor - 7k + 7k + 7k + 12k + 18k Indoor - 20.5 SEER
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Part 5. T
rouble Shooting
- 106 -
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Only for training and service purposes
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<Inv
er
ter PCB>
<Main PCB>
54k
36k
Tester
Fan motor
connector
Check voltage betwen
1pin and 4pin of fan motor
1
...
...
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