Hecht Loose Chassis / Structural Fasteners

Robot mower body feels loose; excessive vibration and rattling during operation.

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

Missing or loose housing screws, Cracked chassis mounts, Loose blade motor mounting bolts, Damaged bumper brackets

Safety first: Turn OFF the mower and remove it from the lawn.

Check screws: Inspect the underside and top cover for missing or loose screws. Tighten with the correct screwdriver.
Inspect motor mount: Ensure the Blade Motor is firmly attached to the chassis and does not move when pushed.
Check bumper and handles: Tighten any loose brackets or replace cracked plastic parts.
If cracks are extensive: Replace the Main Chassis Housing to restore structural integrity.

Medium 3/5

Main Chassis Housing

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