Homedics dehumidifier displays F5 and may shut down unexpectedly.

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

Corrupted memory on control PCB, Power surge damage, Loose display-to-main-board harness, Faulty main PCB

Safety: Unplug the unit before inspection.

Steps to attempt fix:

Hard reset: Unplug for 15–20 minutes, then plug back in.
Check harnesses: Remove the control panel and verify that all ribbon cables and harnesses between the display board and main PCB are fully seated.
Inspect for moisture: Ensure no condensation or water has reached the control area. Dry gently if needed.
Board replacement: If F5 persists, replace the Homedics main control PCB. Transfer all connectors carefully.

Professional Required 5/5

Main Control PCB

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