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8-25
TROUBLESHOOTING
Convection fan not work, F7?
Check the resistance of
each fan motor. Normal?
(Measure the resistance
after cooling down.
The resistance is shown
below)
No
Replace the
Fan motor
1
Unplug the unit
CN61
Is the fan motor relay normal?
Measure the resistance of fan
motor relay and Live
Normal: infinite
Abnormal : shorted
(It is also sure to disconnect the connector.)
No
Replace the
Main PCB
2
Conv.
Fan High
Conv.
Fan Low
1st pin of CN62 and cathode of D503
: RY 61
3rd pin of CN62 and cathode of D503
: RY 62
yes
CN60
Fan motor
Resistance[
Ω
]
Approximately
Fan High
25 ± 10%
Fan Low
30 ± 10%
yes
Содержание LDG4313BD
Страница 50: ...6 1 Composition of control 1 Wiring Diagram Main system PCB ...
Страница 53: ...6 4 Composition of control NFC PCB P N EBR78789101 Buzzer PCB EBR76332902 ...
Страница 93: ......