Traditional Culture Encyclopedia - Weather forecast - Maintenance of Heavy Truck 12 Gear Transmission

Maintenance of Heavy Truck 12 Gear Transmission

Maintenance of heavy truck 12 gearbox.

Main faults of 1 and 12 gearboxes of national heavy trucks:

2. When the temperature is low, the O-ring in the H valve is easy to deform, and the sealing performance decreases after deformation, which is easy to cause air leakage.

In general, it is normal to change it several times if the weather is cold.

4. If there is air leakage after several switches, only the H valve can be replaced.