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[ IX Troubleshooting ]
- 244 -
HWE09120 GB
YES
YES
YES
YES
YES
NO
NO
NO
NO
Replace the control board.
Replace 52F.
Is the wiring between the
FAN board, 52F, and fan
motor connected correctly?
Does 52F operate on the
coil voltage (206-252V)?
Check the wiring between
52F and the control board.
Check that the secondary voltage on the
transformer is between 206V and 252V.
Fuse is normal
Is a voltage of
between 188V and 253V (TJMU) or
between 414V and 506V (YJMU)
applied to the power supply input?
Correct the wiring according to the wiring
diagram.
Correct the wiring according to the
wiring diagram.
NO
Replace the transformer and fuse.