This DIY repair guide explains how to replace the user interface control board on a dehumidifier. The user interface control board lets you program the dehumidifier. If the user interface won't respond when you push the buttons, replace it with the manufacturer-approved replacement part.
This basic procedure works for Kenmore, LG and DeLonghi dehumidifiers.
Unplug the power cord from the wall outlet.
Remove the collection bucket
Pull the water collection bucket out of the front of the dehumidifier case.
Remove the collection bucket.
Remove the air filter
Pull the air filter out of the bottom of the front grille.
Remove the air filter.
Remove the front grille
Remove the 2 screws at the bottom of the front grille that secure it to the frame.
Lift the front grille off of the front of the grille. The user interface control board wires are still attached.
Remove the screws.
Pull the front grille up and off.
Remove the user interface control board
Remove the mounting screws that attach the user interface control board to the control panel.
Lift the user interface control board out of the front grille.
Unplug the user interface wire harness connection and discard the user interface control board.
Remove the mounting screws.
Lift the user interface control board out of the grille.
Unplug the wire harness.
Install the new user interface control board
Plug the wire harness into the new user interface control board.
Position the user interface control board in the control panel and secure it with the mounting screws.
Reinstall the front grille
Position the front grille on the dehumidifier and secure it with the mounting screws.
Replace the filter and collection bucket
Push the filter back into the front grille.
Reinstall the collection bucket in the front of the dehumidifier.
Plug the dehumidifier back into the wall outlet.
If the dehumidifier won’t power up because the control board has failed, use the steps in this repair guide to replace the electronic control board and fix your dehumidifier.
If the humidifier sensor doesn’t properly detect humidity or evaporator temperature, install a new sensor assembly, following these steps.
If the dehumidifier doesn’t respond when you try to set it, follow these steps to replace it.
Why your dehumidifier doesn't collect water and how to resolve the problem.
Discover how a dehumidifier works.