23
DIAGOSTIC TEST
11
Test 3 Motor check
Trouble Symptom : Motor malfunction, ventilation error
Measurement condition : •
Power cord is unplugged.
• Door is closed.
• Pre-Check door switch
(If door switch has contact problem, pump motor is not working.)
• When power is on, motor is
rotating.
• Check or replace
Controller
- TR1, TR2 broken
• Check Capacitor volume.
- See component test page.
- See the left picture.
• Check belt is burst.
• Check structural
restriction.
• Check or replace Motor
- Check Motor TP
• Check Harness
connection
• During operation, motor noise
is generated. And drum and
blower are not working.
With WH2,BL2 being unplugged
from Controller,
WH2 - BL2 resistance
WH2 - BL 2 resistance
measurement ranges 18Ω~26Ω ?
• Check controller
-See page 15
(PCB Assembly Lay-out)
YES
NO
NO
YES
NO
YES
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