How to maintain the tractor drive shaft and rear axle

Transmission shaft maintenance 1. Check the connection of the flange bolts at both ends of the drive shaft. If loose, tighten it in time. 2. Add grease in time (pay attention to grease the cross shaft, grease the gun, make the four needle bearings can be lubricated, and add grease to the telescopic section of the drive shaft. Dust cover is damaged). Rear axle maintenance 1. Inspect the rear axle for oil leakage. 2, after use, should check the temperature rise of the rear axle bag, the method is to hand hold the rear axle bag is normal, otherwise the temperature is too high, should check the quantity and quality of the bridge oil, add or replace in time. 3, should pay attention to the driving process, rear axle with or without abnormal noise, usually when the main reducer bevel gear wear too much, the cone bearing preload is too small, abnormal sound occurs, but when the throttle change is more obvious. 4, usually pay attention to the total rear axle clearance. The method is: to cover the two rear wheels, set the parking handle to loosen the hand, and rotate the drive shaft by hand to visually or feel the gap size).