Cleaning coils when pickup slows
If a dehumidifier is collecting less water, a dirty filter or coil can restrict airflow and reduce moisture removal. Follow these safe…
Troubleshooting
Help sizing and troubleshooting dehumidifiers for basements, rooms and damp spaces.
Maintenance
Troubleshooting
Dehumidifier bucket full light stuck on
If your dehumidifier says the bucket is full when it is empty, check the bucket position, float mechanism, drain setup, filter, and…
Dehumidifier frosting in a 55 degree basement
A dehumidifier that frosts in a 55°F basement is often operating below the temperature range where a standard compressor unit can work…
Dehumidifier Icing on the Coils: Causes and Fixes
If your dehumidifier has ice on the coils, turn it off and let it thaw completely before troubleshooting. Dirty filters, blocked airflow,…
Dehumidifier icing then thawing in a loop
A dehumidifier that repeatedly freezes and then thaws usually has restricted airflow, cold operating conditions, or a refrigeration-system…
Dehumidifier keeps shutting off
A dehumidifier may shut off normally after reaching its humidity setting, but repeated or immediate shutdowns can point to a full bucket,…
Dehumidifier leaking on the floor
A leaking dehumidifier is usually caused by a blocked filter, kinked drain hose, poor positioning, a full or misaligned bucket, or a…
Dehumidifier not collecting water
If your dehumidifier runs but the bucket stays empty, check the humidity setting, room temperature, filter, hose, seals, and bucket setup…
Dehumidifier Running but Humidity Not Dropping: Causes and Fixes
If your dehumidifier is running but the humidity reading is not falling, the cause is usually a bad measurement, restricted airflow, excess…
Dehumidifier smelling musty
If your dehumidifier smells musty, stagnant water, a dirty filter, clogged drain path, or moisture trapped inside the cabinet is usually…
Dehumidifier making a rattling noise
A rattling dehumidifier is often caused by a loose panel, dirty filter, blocked airflow, ice, or something touching the fan. Follow these…
Humidistat not matching a separate hygrometer
A dehumidifier humidistat and a separate hygrometer can show different humidity readings without either device being broken. Placement,…
Why a dehumidifier freezes up
A dehumidifier usually freezes because air cannot move properly across its cold evaporator coils or the room is too cold for the unit's…
Setup
Dehumidifier not draining through the hose
If your dehumidifier is not draining through the hose, the usual causes are a clogged filter or hose, an incorrect gravity-drain setup, a…
Drain Hose Kinking Under a Door: Causes and Fixes
A dehumidifier drain hose that kinks under a door can stop continuous draining and cause water to back up. Here’s how to reroute it safely…