Laresar Collision Detection Weak / Obstacle Sensing Reduced

Robot vacuum frequently bumps hard into furniture instead of slowing down.

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.

Possible Causes

Front IR sensors dirty, Bumper switches misaligned, Bumper foam worn, Sensor board failure

Safety: Turn off the robot.

Clean front sensors: Wipe the front sensor windows thoroughly.
Check bumper action: Press the bumper and ensure it moves freely and clicks the internal switches.
Inspect for gaps: Ensure the bumper sits evenly and is not stuck on one side.
If behavior does not improve: The bumper switch assembly or front sensor board may need replacement.

Hard 4/5

Laresar Front Bumper Sensor Assembly

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