Remove the transfer case for repair or replacement
We prepare the car and install it on a viewing ditch or lift
Drain the oil from the transfer case, as indicated in the article "Design features of the transfer case UAZ-3151, -31512, -31514, -31519"
Remove the left and right floor pads
Disconnect the speedometer drive, for this:
Unscrew the nut fastening the shell of the flexible shaft of the speedometer drive
We unscrew the drive mounting bolt with a 10 key
Remove the mounting plate and take out the drive clutch
Remove the drive gear
Remove the front and rear driveshafts
Using a 13 wrench, unscrew the two nuts securing the exhaust pipe clamp to the gearbox bracket
Using a 12 key, unscrew the two bracket mounting bolts and remove it
Disconnect the wire ends from the parking brake warning switch
Using two 19 wrenches, loosen the adjusting nuts of the switch
Remove the rubber buffer of the switch and, having unscrewed the nut, remove the switch
Disconnect the adjusting fork from the parking brake lever and, unscrewing the two bolts, remove the brake lever together with the rods
Using a 19 head and a 17 wrench, unscrew the nuts of the cross member bolts and remove the cross member
With a 17 key, unscrew the two bolts securing the transfer case to the gearbox on the right side, and with a 19 key, two nuts on the left side
Tapping with a hammer through a wooden block and wringing out with a mounting spatula, remove the transfer case
Remove the spacer
Install the transfer case in reverse order:
- we replace the sealing gasket between the transfer case and the gearbox, applying a layer of sealant to the gasket.
We turn on the direct gear in the transfer case with the lever, directing the drive gear by hand through the hole in the crankcase.
With a 12 key, unscrew the four bolts securing the switching mechanism and remove the mechanism
Install the intermediate washer. We “glue” the sealing gasket to the gearbox with a sealant.
Turning the parking brake drum, we put the transfer case on the studs and the secondary shaft of the gearbox.
We bait the bolts and nuts for fastening the transfer case.
Evenly tightening the bolts and nuts, we achieve the pressing of the outer ring of the bearing into the socket of the transfer case and the tight fit of the units to each other.
Install the removed parts in reverse order.
Pour transmission oil into the transfer case