Hecht Power Supply Instability

Robot mower occasionally reboots by itself; display flickers and restarts.

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

Loose battery terminals, Failing battery cells, Intermittent short in wiring, Faulty voltage regulator on main board

Safety first: Turn OFF the mower before inspection.

Check battery terminals: Ensure the Battery Pack is firmly seated and connectors are tight.
Inspect wiring: Look for damaged or pinched wires, especially near moving parts.
Test with known good battery: If available, try another compatible battery pack.
If reboots continue: The Main Control Board voltage regulator may be defective and should be replaced by a technician.

Hard 4/5

Main Control Board

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