Kitchen Gas Appliances - Dryer Heating Problem

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mikelapke
01-17-04, 06:46 PM
The dryer will start up ( flames, and tumbling) when it is cold. but after five or ten minutes the flame shuts off and they drum will continue to run and run and run. The dryer is on auto dry when this happens. I haven't tried it on timed dry yet since we usually don't use that setting.

Mike


Sharp Advice
01-17-04, 09:12 PM
Hello Mike and Welcome to my Gas Appliances topic.

Based on the fact that the dryer is heating but the dryers burner shuts down too soon, chances are the venting system is restricted.

Very common problem when the condition you're describing happens. The test is to remove the entire vent from the dryer and dry a normal load of clothes.

If the same problem does no occur, the venting system is restricted. Cleaning and clearing it is required. Do not forget to check the vent hoods flapper door. It must be freely able to move.

If the same problem happens, the problem is elsewhere within the dryer. Best bet before attempting to replace parts, is to do the testing suggested above. It is the most common problem and least costly to resolve the problem.

If that does not resolve the problem, read the existing questions on the subject of dryers that do not provide heat or provide much heat. Doing so will quickly provide you with additional information on how to resolve the problem.

It's also possible one or both of the solenoids could be defective and or the gas valve could be defective.

There are two solenoids...both are on top of the gas valve. All terminals on both solenoids must have continuity. If not, you'll need to remove them from the top of the gas valve by removing the entire gas valve assembly first.

Remove both solenoids off the gas valve body by removing the hold down cover plate and replace them both if defective. They are sold only in pairs. Or take the entire gas valve unit to your local appliance parts store and have the entire assembly and all the parts tested individually and as an assembly.

Defective Gas Valve could be the problem. Remove entire unit as an assembly. Take the entire assembly to your local appliance parts store for testing. Gas valves are not repairable. Replacement is the only option if defective.

Retail appliance parts dealers can also help determine what the most likely possible problem may be. Take with you the make, model and serial numbers.

Appliance parts dealers are an excellent source for original replacement parts. Dealers are listed in the phone book under CAUTION: Do Not attempt to repair the gas valve! This is a non repairable item!

Flame Sensor could be the problem. This part is located on the burner housing. If it's defective, it will cause the glow coil to not function or cause the problem your describing. You can test this part with a continuity tester or an ohm meter.appliances.

If you need further assistance, use the reply button to add any additional information or ask additional questions. Doing so will automatically keep your question at the top of the forum list.

mikelapke
01-18-04, 07:54 AM
I unhooked the vent tube and started it up, while I was waiting to see what happened I made sure the vent system was clear, it was.
I did notice that after the flame went out it would attempt to relight, the glow coil would glow then it would click but nothing would happen, and it would repeat this every couple minutes.
I'll digup my ohm meter now and go check the solenoids.


Sharp Advice
01-18-04, 06:36 PM
Hi: Mike

While your testing, below are a few other items and places to check and other possible causes.

Solenoid testing is fine but do not expect much results. The parts are rather easy to replace and inexpensive. I often suggest simply replacing them if there is any doubts after testing.

Defective Gas Valve could be the problem. Remove entire unit as an assembly. Take the entire assembly to your local appliance parts store for testing.

CAUTION: Do Not attempt to repair the gas valve! This is a non repairable item. Replacement is the only option, if found to be defective.

Flame Sensor could be the problem. This part is located on the burner housing. If it's defective, it will cause the glow coil to not function or cause the problem your describing. You can test this part with a continuity tester or an ohm meter.

Retail appliance parts dealers can also help determine what the most likely possible problem may be. Take with you the make, model and serial numbers.

Appliance parts dealers are an excellent source for original replacement parts. Dealers are listed in the phone book.

Below is almost all the likely causes for the problem causes, possible solutions and help links.

Timer:
Control center for all functions. The timer has internal contacts and as it advances through the cycles, one of those contacts can become burned out, stuck opened or closed for any one of several reasons.

Timers also have cams that open and close those contact points. If the timer or any other selection switch, on the front control panel, is suspected of causing the existing problem you're having with the appliance, be sure all selections are correctly set.

If they are, the timer or other function selected switch may be defective. Timers are a non repairable item. Any or all of the control panels switches can be removed and taken to the local appliance retail parts store for testing.

Timers and switches can also be checked for continuity using an ohm meter or continuity tester. However, do not rely soley on a continuity test for proper timer functioning. Timers and switches are a non repairable items.

Fuseable Link:
Check for continuity across this part. It will be located in the exhausts venting system prior to the discharge outlet. If there is no continuity, replace the part. Not all dryers have this part.

Retail appliance parts dealers can also help determine what the most likely possible problem may be. Take with you the make, model and serial numbers.

Appliance parts dealers are an excellent source for original replacement parts. Dealers are listed in the phone book.

Regards & Good Luck. Sharp Advice.
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