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R-Vent malfunction

R-Vent ventilation unit making noise

Is your R-Vent ventilation unit making more noise than usual? A humming, grinding, rattling or screeching sound often indicates wear of the motor, bearings or other rotating parts. In many cases, overhaul is a sustainable solution.

Problem Making noise
  • Humming or grinding noise
  • Vibrations or resonance
  • Motor overhaul often possible
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What do you notice?

  • The ventilation unit makes more noise than before.
  • A humming, grinding or screeching sound.
  • The noise increases at a higher ventilation setting.
  • Vibrations through walls, ceiling or ventilation ducts.

Possible causes

  • Worn bearings.
  • Contamination of motor or fan.
  • Imbalance of the fan wheel.
  • Wear of motor or mounting rubbers.

What can you check yourself?

Listen carefully to the type of sound and check if the sound changes when you change the ventilation setting. Always switch off the power to the ventilation unit before opening it.

Are you unsure about the cause?

Use our troubleshooter. It will help you determine step by step why your R-Vent ventilation unit is making noise.

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When is overhaul possible?

When the noise is caused by wear to the motor or bearings, overhaul is often an excellent solution. This usually means that the complete ventilation unit does not need to be replaced.

Choose the right solution

R-Vent motor overhaul View repairs → More about R-Vent overhaul View overhaul page →

Read more about R-Vent

Also check out our other information pages about R-Vent ventilation units, parts, malfunctions and overhaul.

R-Vent ventilation units Main page of the R-Vent knowledge center Mechanical ventilation units Mechanical ventilation and motor overhaul R-Vent overhaul All about motor overhaul and repair R-Vent parts Motors, circuit boards, capacitors and other parts R-Vent making noise Noise, vibrations and wear R-Vent humming Constant hum or resonance R-Vent no longer rotating Motor does not start or does not respond R-Vent not extracting properly Low extraction or moisture problems R-Vent bearings worn Grinding or screeching motor due to wear

Is your problem or model not listed?

Use our troubleshooter or parts finder. We are happy to help you find the right solution for your R-Vent ventilation system.

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