63
"
Noise Defect
Noise
Hammering sound
from drum during
initial operation
• Bolt for transportation not removed
• Defect in leveling adjustment
• Ground surface not flat
• Weak ground
(wooden board, frame made with angle and Styrofoam, etc.)
• Loosening of spring
• Spin-drying small quantity of laundry (bath towel, jeans, etc.)
Vibration and
noise when
spin-drying
reaches normal
r.p.m
• Bolts for transportation not removed
• Defect in leveling adjustment
• Defect in damper
• Laundry pushed to one side
• Defect in grease application of spring hook
Others • Foreign substance in between drum and tub (wire, memory wire, etc.)
• Mechanical friction noise
• Noise in pump during
spin-drying (drainage)
• Decrease in damper capacity
(water infiltration, grease loss)
• Bearing damaged (water infiltration
due to abnormal abrasion of seal)
• Bolt loosened in bearing housing
connection part, welded part fallen
• Noise generated by air inflow as pump is
operated during spin-drying even
without water in order to reduce residual
water
