TROUBLESHOOTING /SYSTEM PERFORMANCE Troubleshooting
A-9.Abnormal noise or inability to travel
Worn or damaged inner parts of front and rear axles
Worn or damaged inner parts of reduction gear box
Drain and collect oil to check for presence of foreign matter (fragments and metal particles from gears and bearings)
Foreign matter is present
Replace faulty parts. If noise-producing location (front axle, rear axle, or reduction gear box) cannot be identified, use the following method. 1. Jack up the machine and support it with stands. 2. Remove the propeller shaft ① (reduction gear to front axle) and move only the rear wheels. If no abnormal noise is heard, there will be a problem in the front axle. 3. If abnormal noise still exists in step 2 above, install the propeller shaft ①, remove the propeller shaft ② (reduction gear box to rear axle), then move only the front wheels. If no abnormal noise is heard, there will be a problem in the rear axle. If abnormal noise still exists, there will be a problem in the reduction gear box.
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