Robomow Loss of Traction / Drive Coupling Failure

Robomow wheels spin but the mower does not move or moves very slowly.

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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

Stripped wheel hub, Broken drive pin or key, Internal gearbox failure, Wheel not fully seated on axle

How to Fix / Troubleshooting

Safety first: Turn OFF the mower before lifting or removing wheels.

  • Inspect wheel hubs: Remove the wheel caps and check that the wheels are firmly attached to the axles.
  • Check for stripped splines: Remove the wheel and inspect the hub splines or keyway. Replace the wheel if worn.
  • Inspect gearbox output shaft: Ensure the shaft is not broken or spinning freely inside the gearbox.
  • Reinstall wheels securely: Refit wheels and tighten any retaining bolts or clips.
  • Test movement: Run the mower on level ground and observe traction.
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Repair Difficulty

Medium 3/5

Required Part

Drive Wheel
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