High-limit thermostat for dryer. L315-65. If the dryer overheats, this high-limit thermostat will cut off the power to the heating element. If the high-limit thermostat has blown, the dryer won't heat.
Dryer drum drive motor and pulley. Wiring Harness Is Encased In The Styrofoam Inside The Box
Dryer blower wheel. The blower wheel draws air through the dryer and pushes the air out the vent. Clumps of lint, socks, and small articles of clothing can escape the lint filter and get caught in the blower wheel. If an object is caught in the blower wheel, the dryer may make noise.
Knob clip, also called an insert. If the clip is missing from the knob check on the control stem.
Dryer heating element assembly. If the dryer won't heat, first check the thermal fuse to determine if has blown. If the thermal fuse has not blown, the heating element might be defective. The heating element will often have a break in the coil if it is defective.