Johnston CN101 - Adjustment of Steering Lock Stops - 4 WS Models Only

Page Issue A
Chapter - Servicing Procedures 5:9
CN101 - Maintenance
Adjustment of Steering Lock Stops – 4WS Models Only
1. With the vehicle on a level surface, raise the front of the vehicle and support securely on axle
stands.
2. Remove both front wheels.
3. Start the vehicle engine and engage 4WS, ensuring the vehicle remains stable and fully
supported on the axle stands (It may be necessary to raise the rear of the vehicle as well
as the front due to ground conditions) steer the vehicle to the left until the rear steering just
contacts the appropriate rear steering lock stops – at this point no further steering wheel
movement should be undertaken and the vehicles engine switched off.
4. In this position the appropriate front axle steering locks can be adjusted until they contact the
axle beam and the lock nuts secured. (Rear adjuster on the left hand side and front adjuster on
the right hand side).
5. Start the vehicle engine, ensuring 4WS is engaged and the vehicle remains stable and fully
supported on the axle stands steer the vehicle to the right until the rear steering just contacts
the appropriate lock stops – at this point no further steering wheel movement should be
undertaken and the vehicles engine switched off.
6. In this position the appropriate front axle steering locks can be adjusted until they contact the
axle beam and the lock nuts secured. (Front adjuster on the left hand side and rear adjuster on
the right hand side).
7. Start the vehicle engine, ensure the vehicle remains stable and fully supported on the axle
stands, disengage 4WS and centralise the rear steering and turn off the engine.
8. Ret the road wheels torqueing the bolts to 100Nm.
9. Return the vehicle to the ground and road test to ensure full operation of steering.
Adjustment of Steering Lock Stops – 2WS Models Only
1. With the vehicle on a level surface, raise the front of the vehicle and support securely on axle
stands.
2. Remove both front wheels.
3. Adjust the right and left hand rear most lock stops to 25mm protruding from the swivel housing.
Adjust rear most steering
lock stops to 25mm.
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