Can Dehumidifiers Be Repaired?

by | Last updated on January 24, 2024

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If your dehumidifier is no longer collecting water,

repairing it is easy

. Learn how to inspect the capacitor, overload, fan motor, and control board.

Why is my LG dehumidifier not getting water?

If your dehumidifier is not collecting water even though the room temperature is over 65 degrees Fahrenheit,

there may be an issue with the capacitor in the circuit

. The compressor circulates refrigerant through the unit to remove moisture from the air, which collects in the bucket.

Is it worth repairing a dehumidifier?


If it registers 0 through the entire range, it's broken and must be replaced

. 4 If it still operates poorly, call an appliance repair person for advice or take the unit into an appliance repair shop, or buy a new dehumidifier.

How do you fix a dehumidifier that won't turn on?

  1. Replace the dehumidifier electronic control board. …
  2. Replace the dehumidifier user interface control board. …
  3. Replace the dehumidifier evaporator thermistor. …
  4. Replace the dehumidifier humidistat. …
  5. Replace the dehumidifier compressor.

Why is my dehumidifier not starting?

If your dehumidifier won't work it may be because

the compressor won't start, because it is not being signaled by the float assembly and switch

. This dehumidifier part contacts the float switch when the bucket is full of water to prevent the unit from overflowing.

How do you fix a broken dehumidifier?

How many years should a dehumidifier last?

Maintain Your Appliance

The lifetime of dehumidifiers usually ranges from

five to 10 years

. To maximize the lifetime, it's important to care for your dehumidifier. Be sure to regularly change the air filters, clean the condensing coils and exhaust grilles, and empty and clean the water bucket.

Why do dehumidifiers fail?


If the compressor is struggling to operate or if heavy frost develops on the coils, the compressor can become overheated

. Most dehumidifiers have an overload switch that will shut an overheated compressor down to keep from damaging it.

How do I know if my dehumidifier compressor is bad?


If the blower in the dehumidifier is running

it is possible that the compressor is not operating. Check to see that the indicator light, on the dehumidifier, is confirming that the compressor is operating. If the compressor is not running call a competent HVAC company for service.

How much does it cost to fix a dehumidifier?

Typical dehumidifier repairs cost

$50 to $200

. There are many issues that homeowners can troubleshoot on their own, but more complex problems should be handled by an HVAC technician. Common problems with dehumidifiers include freeze-up, clogs in the drain lines, dirty coils and component failure.

How do you service a dehumidifier?

  1. Ensure Proper Placement. …
  2. Adjust the Humidistat. …
  3. Use a Hygrometer. …
  4. Keep It Clean. …
  5. Replace the Filter. …
  6. Inspect the Coils. …
  7. Avoid Short-Cycling. …
  8. Check Water Levels.

Why is my dehumidifier not reducing the humidity?


Check to make sure that all windows and doors are closed

. Make sure the unit has proper air flow and that no curtains, blinds, or furniture is blocking the front or back of the dehumidifier. If used in a laundry area, install the dehumidifier away from the moisture laden air generated by the dryer.

Why won't my dehumidifier stay on?

If your dehumidifier keeps shutting off,

the sensor may not be reading the humidity level correctly

, resulting in the unit shutting off before reaching the desired level. Some dehumidifiers also have a thermistor that works with the sensor which can also be faulty.

How do I know my dehumidifier is working?

Hygrometers are inexpensive and readily available. Set the humidistat at the appropriate level; usually, we recommend around 35% relative humidity.

After the dehumidifier has run for around an hour, check the reading on the hygrometer

. If the unit is functioning the display should tally with the setting.

How do you reset a dehumidifier?

Try resetting the dehumidifier by

disconnecting power to the unit for 30 seconds and re-connecting the power

. Then, set the control settings and see if the unit operates properly.

Does a dehumidifier have a reset button?

Dehumidifier Reset Buttons

Broadly speaking,

dehumidifiers from major manufacturers do not have reset buttons

, though your particular brand may have one. A lack of a designated “reset” button does not mean the appliance cannot be rebooted; the procedure often involves simply disconnecting the power.

How do you recharge a dehumidifier?

What dehumidifiers are recalled?


Ivation, perfect aire, SuperClima, Whirlpool, and Whynter

. The brand name, model number, and pint capacity are printed on the nameplate sticker on the back of the dehumidifier. Click here for images of the recalled products.

Are there any dehumidifiers that last?


Keystone stands out as one of the most reliable of the 15 brands in our survey

, snagging an Excellent rating for predicted reliability. It earns a midrange Good rating for owner satisfaction. Emerson Quiet Kool and Perfect Aire are also among the most reliable brands.

Should a dehumidifier run constantly?


There's no need in running a dehumidifier 24/7 if the humidity level in a certain room is below 50%

. A comfortable level for most homes is in the 30-50% range, so if you're in that sweet spot…you're good to go! And it's important to note: the more you run your dehumidifier, the more electricity you're paying for.

David Martineau
Author
David Martineau
David is an interior designer and home improvement expert. With a degree in architecture, David has worked on various renovation projects and has written for several home and garden publications. David's expertise in decorating, renovation, and repair will help you create your dream home.