Installation and Service Manual
Fault Finding
Steering System Faults
Steering nozzle slow to respond
Possible cause
Solution
Grit jamming nozzle.
Move nozzle from side to side to release grit.
Flush nozzle with water.
Remove nozzle from nozzle housing and check spacers and
washers for wear and damage. Replace as necessary.
Steering linkages stiff to move.
Check movement of steering linkages and clearance on
steering bushes. Check alignment of the clevis and rod ends
in the steering linkages to ensure that they are all in the
same plane.
Grit between nozzle flanged bushes and nozzle spacing
washers.
Remove pivot pins, flanged bushes and spacing washers.
Check for wear.
Also check seal ring for wear and damage.
Replace with new parts as necessary.
Steering crank shaft or steering crank worn or loose.
Check the steering crank shaft and steering crank for wear.
Replace or repair as necessary.
Corrosion build-up around the steering push rod or
steering shaft seal bush.
Clean up shaft. Remove seal bushes, clean out bores and refit
using Loctite.
Steering nozzle pivot pins loose or bent.
Tighten or replace pivot pins.
Steering nozzle or steering housing deformed by
impact.
Remove, rebuild or replace as necessary.
Refer to section: Steering Assembly Overhaul on page 9-12.
Steering jamming
Possible cause
Solution
Grit jamming steering nozzle.
Move nozzle from side to side to release grit.
Flush nozzle with water.
Remove nozzle from nozzle housing and check spacers and
washers for wear and damage. Replace as necessary.
Steering nozzle pivot pins loose or bent.
Tighten or replace pivot pins.
Steering nozzle or steering housing deformed by
impact.
Remove, rebuild or replace as necessary.
Refer to section: Steering Assembly Overhaul on page 9-12.
7-5
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