Noise; Abnormal Noise - Samsung DMT SERIES Service Manual

#4. Noise

4-1. Abnormal Noise

Symptom
ㆍAbnormal noise occurs during operation.
Causes
ㆍPoor installation
ㆍForeign material inside
ㆍNormal sound (no defect)
Check Point
Step 1 : Installation
Check if the product is level with the floor.
Check if there are any deformations in the sink drain pipe.
Check if the dishwasher drain hose is firmly installed to the sink.
Step 2 Step 2 : During Wash Cycle : During Wash Cycle
If the grinding noise occurs during wash cycle,
hard material may be inside Assembly sump.
Remove the abnormal item in assembly sump and check the disposer blade.
Step 3 : During Drain Cycle
If grinding noise occurs during drain cycle,
hard material may be inside drain chamber.
Remove the abnormal item in drain chamber and check the drain pump impeller.
Step 4 : Normal Sound
These sounds are not defective, please advise customers that they are normal.
- Sound is generated when the dispenser cover is open and the drain pump is operating
in an early stage.
- There may be a 'chopping' sound because a nozzle is bumping against the dishes.
Rearrange the dishes.
Installation, sump, drain chamber
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