If you suspect that your dryer’s heating element is faulty, it’s essential to diagnose the problem accurately to avoid unnecessary repairs or safety hazards. Checking the heating element involves a simple troubleshooting process that can be performed with basic tools and a multimeter. By following these steps, you can effectively determine if the heating element is the root cause of your dryer’s heating issues and make an informed decision on whether to replace or repair it.
Before embarking on this troubleshooting task, ensure that you have disconnected the dryer from the power source for safety reasons. You will need a multimeter, which is a versatile tool used to measure electrical properties such as voltage, resistance, and current. Once you have gathered the necessary tools, you can proceed with the following steps to check the dryer’s heating element:
1. Locate the heating element assembly. It is typically housed in a metal housing at the back of the dryer. Remove the screws securing the housing and carefully pull it out to expose the heating element. Inspect the element for any visible damage, such as breaks or burn marks. If you notice any signs of damage, it’s a strong indication that the heating element needs to be replaced.
Identifying Symptoms of a Faulty Heating Element
Clothes Not Drying Properly
One of the most common symptoms of a faulty heating element is that your clothes are not drying properly. If you notice that your clothes are still wet or damp after a full drying cycle, it’s a good indication that the heating element may not be working correctly.
Drying Time Taking Longer Than Usual
Another symptom of a faulty heating element is that your dryer is taking longer than usual to dry your clothes. If you find that your dryer is taking several hours to dry a load of clothes that normally dries in an hour or two, it could be a sign that the heating element is not generating enough heat to dry your clothes efficiently.
Excessive Heat or Burning Smell
In some cases, a faulty heating element can cause your dryer to overheat or produce a burning smell. If you notice that your dryer is excessively hot to the touch or that there is a burning smell coming from the appliance, turn it off immediately and unplug it. These symptoms could indicate a serious problem with the heating element and require professional attention.
| Symptom | Possible Cause |
|---|---|
| Clothes not drying properly | Faulty heating element |
| Drying time taking longer than usual | Faulty heating element |
| Excessive heat or burning smell | Faulty heating element |
Accessing the Heating Element
To access the heating element, you will need to remove the rear panel of the dryer. Unplug the dryer from the power outlet and move it away from the wall. Locate the screws that hold the rear panel in place, and remove them. Carefully lift the rear panel off the dryer and set it aside.
Once you have removed the rear panel, you will be able to see the heating element. It is typically located at the bottom of the dryer, behind the drum. The heating element is a metal coil that is surrounded by a metal housing. The housing protects the heating element from damage and helps to distribute heat evenly.
To remove the heating element, you will need to disconnect the wires that are connected to it. The wires are typically held in place by screws or terminals. Once you have disconnected the wires, you can remove the screws or terminals that hold the heating element in place. Carefully lift the heating element out of the dryer and set it aside.
When you are replacing the heating element, be sure to connect the wires to the correct terminals. The terminals are typically marked with a + or – sign. If you connect the wires to the wrong terminals, the heating element will not work properly.
| Tools Needed | Materials Needed |
|---|---|
| Phillips screwdriver | New heating element |
| Flathead screwdriver | Wire strippers |
| Multimeter | Electrical tape |
Using a Multimeter to Test Continuity
Using a multimeter to test the continuity of the dryer heating element is a simple and effective way to determine if the element is functioning properly. Here’s a step-by-step guide on how to do it:
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Unplug the dryer from the power outlet to ensure your safety.
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Locate the heating element inside the dryer cabinet. It is usually located at the back or bottom of the dryer.
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Disconnect the wires from the heating element by unscrewing the wire terminals. Note the position of each wire so you can reconnect them correctly later.
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Set the multimeter to the continuity setting. This is usually indicated by a symbol that looks like a horseshoe or a sound icon.
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Touch one probe of the multimeter to one terminal of the heating element and the other probe to the other terminal.
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If the multimeter beeps or displays a low resistance reading (close to 0 ohms), the heating element has continuity and is functioning properly.
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If the multimeter does not beep or displays a high resistance reading (over 10 ohms), the heating element is faulty and needs to be replaced.
Interpreting Multimeter Readings
Here’s a table to help you interpret the multimeter readings:
| Reading | Interpretation |
|---|---|
| 0 ohms | Good continuity. Heating element is functioning properly. |
| 10 ohms or more | Poor continuity. Heating element is faulty and needs to be replaced. |
Checking Wiring Connections
Inspect the power cord where it connects to the dryer. Ensure that the cord is securely plugged into both the dryer and the power outlet. Look for any visible damage or fraying of the cord.
Locate the terminal block where the power cord connects to the dryer’s internal wiring. Remove the screws holding the terminal block cover in place and carefully inspect the connections inside. Ensure that the wires are securely fastened and there are no signs of loose connections or corrosion.
Use a multimeter to check the voltage at the terminal block. Set the multimeter to the AC voltage setting and connect the probes to the appropriate terminals. The voltage should be within the range specified in your dryer’s manual.
If there is no voltage at the terminal block, check the circuit breaker or fuse that supplies power to the dryer. Reset the circuit breaker or replace the fuse if necessary.
If there is still no power at the terminal block, you may have a faulty power cord or a problem with the dryer’s internal wiring. It is recommended to contact a qualified appliance repair technician for further assistance.
| Voltage Range | Dryer Type |
|---|---|
| 115V | Electric |
| 220V | Gas |
| 240V | Gas and Electric |
Checking the Heating Element
1. Unplug the dryer and allow it to cool completely.
2. Remove the front access panel. It is typically secured by screws.
3. Locate the heating element. It is a metal coil encased in a metal housing, usually located behind the drum.
4. Disconnect the power wires from the heating element.
5. Use a multimeter to test for continuity across the heating element terminals. If there is no continuity, the heating element is faulty and needs to be replaced.
Replacing the Heating Element
1. Disconnect the power wires from the heating element.
2. Remove the mounting screws holding the heating element in place.
3. Carefully remove the heating element from the dryer cabinet.
4. Inspect the heating element housing for any dirt or debris. Clean it thoroughly.
5. Position the new heating element into the housing and secure it with the mounting screws.
6. Reconnect the power wires to the heating element.
7. Reattach the front access panel and plug the dryer back in.
Note: It is recommended to replace the thermal fuse at the same time as the heating element, as a faulty fuse can also cause the heating element to fail.
Troubleshooting Heating Element Issues
If your dryer is not heating, there could be several possible causes:
| Cause | Solution |
|---|---|
| Faulty heating element | Replace the heating element. |
| Faulty thermal fuse | Replace the thermal fuse. |
| Clogged lint filter | Clean the lint filter. |
| Faulty temperature switch | Replace the temperature switch. |
Reassembling the Dryer
Once you have replaced the heating element, it is time to reassemble the dryer. Follow these steps to do so:
1. Insert the Heating Element Wires into the Terminal Block
Locate the terminal block on the side of the heating element housing. Insert the wires of the new heating element into the corresponding terminals. Ensure that the wires are securely connected.
2. Install the Heating Element into the Housing
Place the heating element into the housing, aligning it with the screw holes. Secure it with the screws.
3. Insert the Lint Screen Holder
Place the lint screen holder into the dryer drum. Make sure it is securely attached.
4. Install the Drum Rollers
Install the drum rollers back onto the dryer drum, aligning them with the slots.
5. Slide the Drum into the Cabinet
Carefully slide the drum back into the dryer cabinet, guiding the belt over the motor pulley.
6. Connect the Belt
Connect the drive belt to the idler pulley and then to the motor pulley. Ensure that the belt is properly tensioned.
7. Install the Dryer Front
Place the dryer front onto the cabinet, aligning the holes. Secure it with the screws.
8. Replace the Control Panel and Other Parts
Replace the control panel and any other parts that you have removed during the disassembly process.
Reassemble the dryer in the reverse order of disassembly, paying attention to the following specific details:
| Step | Detail |
|---|---|
| 8.a | Check all electrical connections to ensure they are secure. |
| 8.b | Tighten all screws and bolts to manufacturer specifications. |
| 8.c | Inspect the dryer thoroughly to ensure that all parts are properly installed and no loose components remain. |
| 8.d | Clean up the work area and dispose of any old parts or debris. |
Running a Test Cycle
To check the heating element using a test cycle, follow these steps:
1. Clear the lint from the dryer’s lint trap and exhaust vent.
2. Open the dryer door and remove any clothes or wet items.
3. Locate the test cycle button on the dryer’s control panel. It may be labeled “Test Cycle,” “Diagnostic Cycle,” or “Service Cycle.” If you can’t find it, refer to your dryer’s user manual.
4. Press the test cycle button.
5. The dryer will run a short test cycle, typically lasting around 10-15 minutes.
6. During the test cycle, the heating element should heat up and the drum should rotate.
7. If the heating element is working properly, you should feel warm air coming from the exhaust vent.
8. If the heating element is not working, you will need to replace it.
9. If you’re comfortable working on the dryer yourself, you can follow the steps in the next section to replace the heating element. However, if you’re not sure how to do this, it’s best to call a qualified appliance repair technician.
| Step | Action |
|---|---|
| 1 | Unplug the dryer from the electrical outlet. |
| 2 | Remove the back panel of the dryer. |
| 3 | Locate the heating element. It will be a metal coil located at the back of the dryer drum. |
| 4 | Disconnect the wires from the heating element. |
| 5 | Remove the old heating element and install the new one. |
| 6 | Reattach the wires to the heating element. |
| 7 | Replace the back panel of the dryer. |
| 8 | Plug in the dryer and run a test cycle to ensure the new heating element is working properly. |
Safety First
Before beginning any work on your dryer, unplug it from the power outlet and allow it to cool down completely. Failure to do so could result in electrical shock or burns.
Locate the Heating Element
The heating element is typically located at the back of the dryer, behind the drum. To access it, you’ll need to remove the back panel of the dryer.
Check for Continuity
Use a multimeter to check for continuity between the two terminals of the heating element. If there is continuity, the element is likely good. If there is no continuity, the element is blown and will need to be replaced.
Inspect the Element
Visually inspect the heating element for any damage, such as cracks, burns, or broken wires. If there is any damage, the element will need to be replaced.
Clean the Element
Lint and debris can accumulate on the heating element over time, reducing its efficiency. Use a vacuum cleaner or a soft brush to clean the element.
Check the Wiring
Inspect the wiring around the heating element for any damage or loose connections. Tighten any loose connections and replace any damaged wiring.
Replace the Element
If the heating element is blown or damaged, it will need to be replaced. To do this, you’ll need to disconnect the wires from the element and remove the mounting screws. Install the new element and reconnect the wires.
Reassemble the Dryer
Once the heating element is replaced, reassemble the dryer by putting the back panel back on and plugging it back into the power outlet.
Test the Dryer
Run a test cycle to ensure that the new heating element is working properly.
Maintenance Tips for Preventing Heating Element Failure
Keep the dryer lint screen clean
Lint buildup can restrict airflow to the heating element and cause it to overheat.
Don’t overload the dryer
Overloading the dryer can put excessive strain on the heating element and cause it to burn out.
Use the correct dryer settings
Using the wrong settings for the type of clothes you’re drying can lead to the heating element working harder than necessary.
Clean the dryer vent regularly
A clogged dryer vent can restrict airflow and cause the heating element to overheat.
Don’t use the dryer to dry items that are not meant to be tumble dried
Drying items that are not meant to be tumble dried can damage the heating element.
Call for professional repairs if necessary
If you’re not comfortable working on your dryer yourself, call a qualified appliance repair technician.
How to Check a Dryer Heating Element
If your dryer is not heating properly, the heating element may be the culprit. Here are the steps on how to check the heating element:
- Unplug the dryer and disconnect it from the power source.
- Remove the back panel of the dryer.
- Locate the heating element. It is typically located at the back of the dryer, behind the drum.
- Disconnect the wires from the heating element.
- Use a multimeter to check the continuity of the heating element. If the multimeter reads “OL” (open line), the heating element is blown and needs to be replaced.
- If the multimeter reads “CL” (closed line), the heating element is good.
- Reassemble the dryer in the reverse order of disassembly.
People Also Ask About How to Check Dryer Heating Element
What are the symptoms of a bad dryer heating element?
The symptoms of a bad dryer heating element include:
- The dryer does not heat up.
- The dryer takes longer than usual to dry clothes.
- The clothes are not completely dry after a full cycle.
- The dryer is overheating.
What causes a dryer heating element to go bad?
The most common causes of a bad dryer heating element include:
- Old age: Heating elements can wear out over time.
- Overuse: Using the dryer too frequently can put stress on the heating element.
- Lint buildup: Lint can accumulate on the heating element, causing it to overheat and fail.
- Electrical problems: A power surge or other electrical problem can damage the heating element.
