Contents: 32. Noise in neutral with the engine… ↳ 33. Noise in all gears ↳ 34. Noise in one of the gears ↳ 35. Jumping out of high gears ↳ 36. Hard gear shifting ↳ 37. Oil leak ↳
32. Noise in neutral with the engine running
1. The gearbox input shaft bearing is worn out.
2. The primary shaft bearing is damaged.
3. The intermediate shaft bearings are worn out.
4. The intermediate shaft end gaskets are worn or damaged.
33. Noise in all gears
1. Any of the reasons given above.
2. Lack of oil (see check in chapter 1).
34. Noise in one of the gears
1. The gear teeth on this particular gear are worn, broken or stuck.
2. The synchronizer of this gear is worn out or broken.
35. Jumping out of high gears
1. The gearbox loosens the clutch housing (chapter 7).
2. The gear shift rod interferes with the engine mount or gear shift lever (chapter 7).
3. The gear shift rod cannot move freely (chapter 7).
4. Dirt between the clutch housing and the engine or misalignment in the gearbox (chapter 7).
5. Worn or incorrectly installed clutch (chapter 7).
36. Hard gear shifting
1. The clutch does not disengage completely (see clutch adjustment in chapter 8).
2. Clutch rods are loose, broken or out of adjustment. Carefully inspect and install parts as required (chapter 7).
37. Oil leak
1. Too much oil in the gearbox (see chapter 1).
2. The axle drive oil seal should be replaced (chapter 8) or speedometer (chapter 7).