Summary
The service manual for the Whirlpool dryer WED9600TU0 provides comprehensive diagnostic and troubleshooting procedures designed for appliance technicians. Key diagnostic steps begin with activating the service diagnostic test mode by pressing a specific button sequence while the dryer is in standby mode. This mode allows technicians to view active and saved fault codes, test console buttons, and assess critical components like the motor, heater, and moisture sensor.
Common error codes include F01, indicating a failure in the primary control, and F20, which suggests a heater malfunction. For thermistor-related issues, such as F22 (outlet thermistor open) or F23 (outlet thermistor shorted), technicians are directed to measure the thermistor’s resistance and check the associated wiring harness to ensure the correct values are present. Each of these codes guides technicians to further tests like checking the heater relay, testing the door switch, or verifying line voltage to properly diagnose and resolve the issue.
The tech sheet also emphasizes essential maintenance, including cleaning the lint screen and ensuring the exhaust vent is unobstructed, which is crucial for proper airflow and preventing overheating. Technicians are instructed to check the continuity of the thermal fuse, inspect the condition of the drum belt, and verify the performance of the heating element. Regular checks and maintenance of these components are vital for ensuring the safe and efficient operation of the dryer.
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