LG Worn Drum Support Rollers or Idler Pulley

The dryer makes a loud squealing or screeching noise during operation.

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Dry or worn drum rollers, Worn idler pulley bearing, Misaligned drum causing side rubbing, Worn drum glides (front support)

How to Fix / Troubleshooting

Safety first: Unplug the dryer and shut off the gas supply.

Steps:

  • Access drum supports: Remove the top and front panels to expose the drum, rollers, and idler.
  • Inspect rollers: Spin each roller; if they squeal, wobble, or feel rough, replace them as a set.
  • Check idler pulley: Spin the idler; replace it if noisy or seized.
  • Inspect drum glides: On models with front glides, replace worn or missing glides.
  • Do not lubricate: Replace worn parts rather than oiling them; oil attracts lint and causes further issues.
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Repair Difficulty

Hard 4/5

Required Part

Drum Roller Kit
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