Parkside Speed Control Button / Logic Fault

Vacuum operates only in one speed mode regardless of button presses

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

Defective mode button on Parkside control panel, Stuck relay or MOSFET on PCB, Firmware glitch, Broken trace between button and microcontroller

Safety: Remove the battery before opening the control panel.

Reset unit: Remove the battery for 1–2 minutes, then reinstall and test.
Test buttons: Press the mode button repeatedly and observe if any LED indicators change. If not, the button or PCB is suspect.
Inspect control panel: Open the handle and check the mode button PCB for damage or loose connectors.
Replace panel/PCB: If the button does not function electrically, replace the control panel PCB or main PCB as required.

Medium 3/5

Control Panel PCB

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