Summary
The service manual for the Whirlpool dryer WED9600TW provides detailed diagnostic and troubleshooting steps aimed at appliance technicians. Diagnostic test mode is activated by pressing a specific sequence of buttons, enabling the technician to identify any active or stored fault codes. This mode tests critical components, such as the motor, heater, moisture sensor, and door switch, ensuring that all dryer systems function properly.
Key error codes assist technicians in diagnosing issues efficiently. For instance, F01 indicates a failure in the machine control electronics, while F20 signals a heater failure. When dealing with thermistor issues, such as F22 (outlet thermistor open) or F23 (outlet thermistor shorted), the technician is advised to check the thermistor’s resistance to confirm proper function. These codes streamline the repair process by pinpointing the components needing attention.
Essential maintenance steps are also discussed in the tech sheet, including regular checks of the dryer vent to ensure unobstructed airflow, which is crucial for preventing overheating or inefficient drying cycles. Technicians are reminded to verify the condition of critical parts, such as the thermal fuse, heating element, and belt switch, through continuity and resistance checks to ensure safe and optimal dryer performance.
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