Check the timer
Dryers pass through several stages during the drying cycle. If your clothes are still wet at the end of that cycle, the timer may have malfunctioned and signaled that your clothes were ready before the stages were complete. Timers, which ensure that each stage runs long enough to thoroughly dry your clothes, are commonly replaced dryer repair parts.
Examine the thermostat
An often overlooked step in dryer troubleshooting is the inspection and, if necessary, replacement of the dryer's thermostat. The thermostat monitors the internal temperature of the dryer to ensure it doesn't get too hot or leave clothes cold and wet. When it malfunctions, either can occur, making it important to quickly diagnose and fix damaged thermostats.
Diagnose the electronic control board
Modern dryers have electronic control boards to govern their switching cycles and other functions. These boards are packed with wires and sensitive electronics that are vulnerable to shorts. Visually inspect the board, looking for burns or clear signs of damage to the components, and take the item in for professional testing once other likely causes have been eliminated.
Sears PartsDirect offers a wide selection of White-Westinghouse dryer parts to keep your clothes coming out warm and dry.