RobotHH020 / HH020T / HH010L6. Troubleshooting6.3. Diagnostics and Resolutions for Major Parts FailureOn this page6.3. Diagnostics and Resolutions for Major Parts Failure6.3. Diagnostics and Resolutions for Major Parts Failure 6.3.1. Reducer6.3.2. Brake6.3.3. Motor6.3.4. Encoder