Commercially available tools
W35.40-0006-01
1 Apply compressed-air to differential lock and check whether the dog clutch and shift sleeve are tooth on tooth, i.e. the differential lock must not lock.
2 Loosen lock nut (1).
3 Connect Ohmmeter (2) to the pressure switch (3) and screw in pressure switch (3) until the Ohmmeter (2) displays continuity. Then screw in the pressure switch a further 1/8 turn.
4 Secure the pressure switch in this position with lock nut (1).