In 2WD with locking hubs disengaged rear drive shaft, rear differential and rear axle are rotating. Front tires are rolling along - only rear tires are pulling.
In 2WD with locking hubs engaged front drive shaft, front diff and front axle, rear drive shaft, rear diff and rear axle are rotating. Front tires are rolling along (since connected to the axle, they make the front drive line parts rotate) - only rear tires are pulling.
In 4WD with hubs disengaged front drive shaft, front diff and front axle, rear drive shaft, rear diff and rear axle are rotating. Front tires are rolling along (the transfer case makes the front drive line parts rotate, but since the wheels are disconnected the powerflow does not reach the tires) - rear tires are pulling.
In 4WD with hubs engaged front drive shaft, front diff and front axle, rear drive shaft, rear diff and rear axle are rotating. Front tires are pulling - rear tires are pulling.
Automatic Locking Hub Manual Free Wheeling Hub
If the vehicle is equipped with free wheeling hub, they are located on the two front wheels. Ensure that the free wheeling hub is set at “LOCK” position when the shift lever is in either “4H” position or the “4L” position. This is to ensure that the drive power is transmitted to the front wheels.
For automatic locking hub fitted vehicle, the hubs are automatically locked or unlocked according to the position of the transfer shift lever during driving.
Automatic Locking Hub
To Lock:
· Bring the vehicle to stop
· Engage 4H (transfer shift lever)
· Resume driving – the hub is now locked
To Unlock:
· Bring the vehicle to stop
· Moves to 2H
· Reverse slowly (straight back for 2 meters)
· The hub automatically unlock – resume driving.
0 comments: