![]() 2) Check if the conductor patterns on the main motor board and MAIN board are short circuited or open circuited. NO 1) Check if the connector pins are disconnected and the harnesses are open circuited. YES the LED the main motor board lit without flickering? 4) Check if the conductor patterns on the main motor board and MAIN board are short circuited or open circuited. ![]() ![]() 3) Check if the connector pins are disconnected and the harnesses are open circuited. 2) Check if the connector CN16 on the MAIN board is disconnected. NO 1) Check if the connector CN1 of the main motor is disconnected. Remedy: Is the main motor working? (Perform the output check the test mode: 04-101/151).Description: Main motor abnormality: The main motor not rotating normally.
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