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Makes a growling noise during wash cycle

Whirlpool dishwasher. Five years old. Just started making a growling noise during the wash cycle. Seems to get less noisy as cycle progresses. Has a quiet pack insulation and was very quiet until last couple of days.

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This is likely due to scaling building up on the rotator thus making it out of balance, as it rotates around it "grabs" and this is what your hearing.

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Steve crwdns2934231:0crwdne2934231:0
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