Whirlpool dryer(model#LEQ8100KQ0): The dryer runs but doesn’t heat. Found the the thermal cut-off was bad.
Here’s the thermal cut-off for this model:
Manufacturer’s Number: 279816


We talk about this in our Dryer Repair Forums:
http://www.applianceblog.com/mainforums/showthread.php?t=14133

Maytag Dryer(model#MDE5500AYW): Not drying properly, found the control board malfunctioning.
Here’s the control board for this model:
Manufacturer’s Number: 33003028

Maytag Dryer(model#LDE5004ACW): Making a loud rumbling sound when it starts and stops and at times when its running. Found the blower wheel had worn out.
Here’s the blower wheel for this model:
Manufacturer part number Y303836 is RepairClinic item number 1245880

Sears Kenmore Dryer(model#110.66822690): Not turning on when you press the push-to-start button. Found the thermal fuse bad. I did an ohm test on it for continuity, no continuity found.
The main reason this part goes bad is vent restrictions either outside the house where the dryer vent exhausts, or behind the dryer were the exhaust hose/pipe goes into the vent, and even the vent itself can clog with lint, or I’ve seen birds build their nest in there, especially during the cooler months of the year.
Here’s the thermal fuse for this model:
Manufacturer’s Number: 3392519