A dehumidifier controls humid conditions in your home. If you feel your dehumidifier is blowing out hot air, it might be something or nothing. Your dehumidifier may be blowing hot air if the air taken in has not chilled. As a result, the air returned to the room is warmer than it should be. Turn off the dehumidifier, clean it, and then turn it back on to address the problem.
Understanding How A Dehumidifier Works To Identify When It Is Not Working Properly
How Does A Dehumidifier Work?
How Does A Dehumidifier Help Indoors?
- Controls moisture levels: High humidity levels can lead to structural issues over time. Condensation can accumulate, resulting in mildew, mold, warping, and degradation. Long-term dampness and heavy wetness can even destroy furniture. Insulation is used to improve a home’s energy efficiency. Sealing homes reduces air circulation leading to some of the worst problems. Signs of high humidity include: peeling wallpaper, stains, and a musty or moldy stench. A dehumidifier may be necessary to avoid further damage.
- Helps with Allergies: Many allergens and allergy triggers like humid settings. Allergens like dust mites, mold, and mildew like moisture. Bathrooms, laundry rooms, and basements, are especially prone to moisture. These moist areas are allergy-causing locations. Allergens spread throughout a property due to poor air circulation. A dehumidifier can help reduce the moisture that encourages allergy formation. A dehumidifier improves air quality and prevents the growth of bacteria & viruses.
- Reduces risk of pest infestation: Pests, like spiders and roaches, like damp conditions. Allergens aren’t the only unpleasant guests who enjoy moist environments. If you see creepy crawly visitors in your home, a dehumidifier might be able to keep them away. Pay attention to the rooms with the most pest activity. If theses places high levels of humidity, you may have discovered the source of the problem.
- Improves the comfort level: Homes with correct humidity levels are more pleasant. Living in a relative humidity range of 30-50% feels good, especially in tropical areas. Use a dehumidifier to improve indoor air quality. Your air temperature will also be cooler.
- Reduces energy cost: Dehumidifiers save you money on electricity. Your air conditioner runs better with drier air. Your air conditioner won’t have to work as hard. Maintain a comfortable temperature and reduce wear and strain on your cooling system. Dehumidifiers that are Electricity STAR certified save even more money. These appliances consume 15% less energy to operate. Larger dehumidifiers are more expensive up front. But these appliances use less total energy, saving you money in the long run.
My Dehumidifier Is Blowing Hot Air. Is It Supposed To Do That?
What are the signs that my dehumidifier is malfunctioning?
If a dehumidifier is malfunctioning, there is no mistaking the symptoms. It will show you that all is not well. Here are some common signs. 
Abruptly shutting down
Coils don’t cool
Troubleshooting A Hot Dehumidifier
A dehumidifier running hot is not the ideal situation. So to try and figure it out, look out for the following: 
Is it the Refrigerant?
Could it be my Air Filter?
How do I check exhaust temperature?
Is the dehumidifier hot?
- A capacitor in the unit can fail leading to heat, fire, or an electrical short.
- Refrigerant may heat up as soon as you switch it on due to an electrical problem.
- The wiring or control board may short
- The motor housing may also heat up due to a mechanical issue.
- A faulty control board can give you an error code.
Is the setting right?
If you find that your dehumidifier is blowing hot air and you are unsure what to do, contact a service provider. Try the tips in the article. You should be able to figure it out. It may be time to replace your unit if all else fails.