Warming tips for cozy home heating
Guide

Diy space heater repair: step-by-step guide to fix common issues

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er,...

What To Know

  • Use a soft brush or vacuum cleaner to remove any accumulated dust from the exterior and interior of the heater, including the vents and coils.
  • If the thermostat is not working correctly, the heater may not heat to the desired temperature or may overheat.
  • To replace the heating element, disconnect the power cord, remove the back panel of the heater, and locate the heating element.

As winter’s icy grip tightens, space heaters become our loyal companions, providing warmth and comfort in our homes. However, even these reliable appliances can occasionally malfunction, leaving us shivering in the cold. Don’t fret! This comprehensive guide will empower you with the knowledge and steps to fix your space heater and restore its cozy warmth.

Safety First: Unplug and Cool Down

Before embarking on any repairs, the utmost priority is safety. Always unplug your space heater from the power source and allow it to cool down completely. This will prevent electrical shocks or burns and ensure your safety throughout the repair process.

Check the Power Source

The most basic troubleshooting step is to verify the power source. Ensure that the power outlet is functioning properly by plugging in another appliance. If the outlet is faulty, contact a qualified electrician for repairs.

Inspect the Cord and Plug

Thoroughly examine the power cord and plug for any damage or fraying. A damaged cord can pose a fire hazard. If you notice any issues, replace the cord immediately.

Clean the Heater

Dust and debris buildup can interfere with the heater’s performance. Use a soft brush or vacuum cleaner to remove any accumulated dust from the exterior and interior of the heater, including the vents and coils.

Reset the Thermal Overheat Protection

Most space heaters have a built-in thermal overheat protection mechanism that triggers when the heater becomes too hot. If this occurs, the heater will automatically shut off. To reset it, locate the reset button on the heater and press it. Once reset, the heater should resume normal operation.

Check the Thermostat

The thermostat is responsible for regulating the temperature of the heater. If the thermostat is not working correctly, the heater may not heat to the desired temperature or may overheat. To test the thermostat, use a multimeter to measure the resistance across the thermostat terminals. If the reading is not within the specified range, replace the thermostat.

Replace the Heating Element

If the heating element has burned out, the heater will not produce any heat. To replace the heating element, disconnect the power cord, remove the back panel of the heater, and locate the heating element. Carefully remove the old heating element and replace it with a new one.

Troubleshooting Specific Issues

Heater Turns On but Doesn’t Heat

  • Check the heating element (see above)
  • Inspect the thermostat (see above)
  • Ensure the heater is not overheating (see Thermal Overheat Protection)

Heater Blows Cold Air

  • Clean the vents and coils (see Clean the Heater)
  • Check the thermostat (see above)
  • Replace the heating element (see above)

Heater Makes Noise

  • Clean the fan and blades
  • Lubricate the motor
  • Replace the fan motor

Heater Smells like Burning

  • Clean the heater (see above)
  • Check the power cord and plug (see above)
  • Replace the heating element (see above)

Heater Sparks or Arcs

  • Unplug the heater and discontinue use immediately
  • Contact a qualified electrician for repairs

Final Note: Winter Warmth Restored

With these troubleshooting and repair steps, you can effectively fix your space heater and restore its comforting warmth. Remember to always prioritize safety and consult a professional if you encounter any complex issues. Keep your space heater in optimal condition to enjoy a cozy and warm winter season.

Answers to Your Questions

1. Why does my space heater keep turning off?

  • Thermal overheat protection may be triggered.
  • Faulty thermostat or heating element.
  • Power cord or outlet issues.

2. Can I use an extension cord with my space heater?

  • Not recommended. Extension cords can overload and pose a fire hazard.

3. How often should I clean my space heater?

  • Regularly, especially before and after each heating season.

4. Is it safe to leave a space heater unattended?

  • Never leave a space heater unattended, as it can overheat and cause a fire.

5. What should I do if my space heater is sparking or arcing?

  • Unplug the heater immediately and contact a qualified electrician.
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Rob Sanders

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er, Rob takes pride in testing out the latest tools and gadgets to see how they can make home projects easier. When it comes to heating systems, he's evaluated over 50 different furnace and boiler models over the years. Rob founded Nurturing Homeaid with his business partner Jim in 2020 to provide homeowners with genuine product recommendations they can trust. In his free time, Rob enjoys remodeling old homes with his family and traveling to visit architectural landmarks across the country. He holds a bachelor's degree in Journalism from Syracuse University.
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