Kenmore Dryer Not Heating: Electric and Gas Causes

It sounds fine. The drum turns, the timer counts down, and the dryer sounds like it is working. But the clothes come out cool and damp, or only slightly warm after a full cycle. A Kenmore dryer that runs without heat is common in rentals and family homes alike, and the answer depends heavily on the fuel. An electric dryer makes heat with an element on a high-power circuit. A gas dryer makes heat with a burner lit by an igniter. They share a fan, a vent and a set of safety cutouts, but their failures are separate.

Which kind of dryer is it?

Look at the plug and the back. An electric model such as the 26-69162 or the compact 26-81202 has a heavy cord and plug, and no gas line. A gas model such as the 796.90512900, which is a Kenmore Elite and no longer sold new, has a standard plug plus a flexible gas connector with a shutoff valve. If you cannot tell, the label inside the door opening usually gives the full model number.

First suspect: the vent

Dryers have temperature-limiting parts that switch the heat off when the machine gets too hot. A restricted vent is the most common reason for those parts to act. Lint builds up in the duct, the flapper at the outside wall sticks closed, or a long, crushed vent behind the dryer traps airflow. In San Francisco, where dryers often sit in closets with long ducts running through walls to an outside wall, vents are a frequent culprit. The dryer may heat at first and then lose heat as the limits trip, and clothes take longer and longer.

Clean the lint screen, check the outside hood to see the flap lifting freely when the dryer runs, and look at the transition duct behind the dryer for kinks or a flattened section. The ideas on our dryer takes too long page overlap with this one.

If it is an electric dryer

Many electric dryers use a two-pole breaker. If one side trips or one leg fails, the drum, lights and controls may still run while the heating element gets too little power. A dryer that tumbles with no heat after a power flicker is worth a look at the breaker panel: make sure both halves of the dryer breaker are on and fully seated, not just one. Beyond that, the usual technician checks are the heating element, the thermal fuse and cycling thermostats, the high-limit parts, the timer or control, and the power cord and terminal block.

Those checks are done with tools on a live circuit, so they are not owner work. What you can offer is the story: when it stopped heating, whether it heated weakly or not at all, whether the breaker tripped, and whether other large appliances were affected.

If it is a gas dryer

A gas dryer needs gas, an igniter that glows, and valve coils that open the flow. If the gas shutoff behind the dryer was closed during a move or a cleaning, there will be no heat. Check that its handle is in line with the pipe; do not touch the connections. Beyond the valve, the typical failure is the igniter, a part that weakens with use and no longer gets hot enough to open the valve, so the burner never lights. Valve coils, flame sensors and limits are also part of the picture, and the vent matters just as much as on an electric dryer.

If you smell gas at any time, leave the home, avoid using switches or flames, and call the gas utility or 911 from outside.

Symptoms and what they hint at

• No heat at all, drum normal: element or burner side, a thermal fuse, or the breaker.
• Heat that starts and fades: vent restriction and cycling parts reacting to heat.
• Warm but never hot: partial power to an electric element or a weak gas flame.
• A clicking sound repeating without ignition: a gas igniter or valve circuit not completing.
• Heats on some cycles but not others: a selector, a control or a heat-setting fault.

Safe owner checks in order

1. Clean the lint screen and wipe the housing around it.
2. Confirm the breaker is fully on, and for an electric dryer, that both halves of the double breaker are on.
3. For a gas dryer, check that the gas valve handle is parallel with the pipe.
4. Pull the dryer forward carefully and look at the duct for a crushed or kinked section.
5. Run the dryer and watch the outside hood to see if the flap opens and air comes out.
6. Try a different cycle or heat setting, and check that the load is not too wet or too large.
7. Do one controlled power reset and run a short test.

What not to do

Do not remove the back or front panel to test the element or terminals; electric dryers carry high-power circuits that are not safe for casual checks. Do not bypass thermal fuses or limit switches to get heat. They exist because dryers can start fires when airflow is blocked. If you smell burning, see sparks or find scorched lint, turn off the breaker and stop using the machine. Do not connect or disconnect gas fittings yourself.

Why model numbers matter here

Heating parts differ by fuel and by series, and a part that looks right on a catalog page may not fit your unit. The full model number from the label in the door opening lets the technician plan the right parts, which can save a second trip. Older dryers still in daily use in Bay Area rentals often have one or two replacements already, so note any previous repair as well.

When to book

Book when the vent is clear, the breaker and gas valve are right, and the dryer still does not make proper heat. Book sooner if the dryer shows signs of overheating. The technician checks airflow and safety parts first, tells you what is wrong in a written estimate, and does not repair anything without your approval. Our Kenmore dryer repair page covers the visit, and the Kenmore dryers guide helps you find the label.

Frequently asked questions