LG TCD1870CGS - Page 41

41
NO
YES
NO
YES

WARNING
•Beforedoingmaintenance.Besuretoturnpowerandgasoff,anddovoltagedischarge.
•Failuretofollowtheseinstructionscanresultindeathorelectricshock.
Trouble Symptom
Measurement Condition
Abnormalvibrationandnoiseareoccurredinthebacksideofthemachine.
Afterturningpoweroff,measuretheresistance.
Isthereabnormalvibrationandnoise
atthedrummotoroperationsteponTest
mode?
Isthereabnormalvibrationandnoiseatthe
fanandthedrummotoroperationstep,
afterpushingstartbuttonadditionally?
Checklegswhichiswellinstalledornot.
• Checksupply
Voltage,thedrum
motorandthe
roller.
• Checkblowerfan
Inthebackside
andcleanit.
Drum motor
Roller
Blower fan
Test 6 Blower fan abnormal vibration & noise solution