Dryer won’t heat? This video demonstrates how to test a flame sensor on a gas dryer. The flame sensor is a commonly replaced part for a dryer not heating.
Other commonly replaced parts for a dryer that won't heat are:
Thermal fuse Gas solenoid valve Dryer igniter High limit thermostat Cycling thermostat Main control board Timer
All of the information provided in this part testing video is applicable to the following brands: Amana, Frigidaire, GE, Kenmore, LG, Maytag, Roper, Samsung and Whirlpool.