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R-Vent malfunction

R-Vent ventilation unit no longer spinning

Is your R-Vent ventilation unit or fan motor no longer spinning at all? The cause could be the motor, bearings, capacitor, circuit board or power supply. In many cases, repair or overhaul is still possible.

Problem Motor no longer spinning
  • No air displacement
  • Motor does not start
  • Motor overhaul often possible
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What do you notice?

  • The ventilation unit no longer responds.
  • There is no or hardly any air displacement.
  • The motor tries to start but doesn't get going.
  • The ventilation unit remains completely silent or only hums.

Possible causes

  • Defective or seized motor.
  • Worn bearings or stiff moving parts.
  • Problems with capacitor, circuit board, or power supply.
  • Wear or contamination of the fan motor.

What can you check yourself?

First, check if the ventilation unit is receiving power and if the controls are working correctly. Listen if the motor remains completely silent or tries to start up. Always disconnect power to the ventilation unit before opening or inspecting it.

Not sure where the fault lies?

Use our troubleshooting tool to determine step-by-step which cause best fits your R-Vent ventilation system.

Start the troubleshooting tool

Can the motor still be repaired?

In many cases, yes. If the motor, bearings, or rotating parts are defective, an overhaul can often be a cost-effective and sustainable solution. Only in cases of severe damage or irreparable parts is full replacement necessary.

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 overhauls.

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

Is your problem or model not listed?

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

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