Install And Adjust Differential Lock Shift Cylinder - AR35.40-P-9131-02F

Model 460

Model 461 (except 461. 331)

Model 463 (except 463.270/271)

up to model year 2013

DIFFERENTIAL LOCK SHIFT CYLINDER

Number	Designation		Model 460, 461 Model 463 up to model year 2019	Model 463 as of model year 2019
BA35.40-P-1001-01A	Bolt, shift cylinder to axle tube	Nm	25	-

Mount shift cylinder with new seal on the axle tube and screw in mounting bolts.
The gearshift lever must engage in the mounting hole of the gearshift tube. Do not tighten mounting bolts, it must still be possible to move the shift cylinder.
Move shift cylinder to the applied position using hydraulic or pneumatic pressure.
Move shift cylinder towards the differential (arrow) until the dog clutch's stop is reached. In doing so turn the axle shafts, until the differential lock noticeably latches into place.
Only move the shift cylinder so that the inner spring is not clamped. The shift cylinder must not move back when released.
Tighten mounting screws of the shift cylinder in this position .
Remove the hydraulic or pneumatic pressure applied in step 2 from the shift cylinder.
By rotating the axle shafts, check whether the differential lock has disengaged.
The differential lock must be unlocked.

Courtesy of MERCEDES-BENZ USA