Workshop
Manual
Chapter
N
Rolls Royce Silver Shadow
b
Bentlev
T
Series
r
SYMPTOM
Excessive
play
in
&e&g
4.
Excessive
play
in
steering
wheel
Oil
leaks
5.
Oil
leaks
from steering box
linkage
,
6.
Oil leaks from steering pump
and reservoir
(Hobourn Eaton)
7.
Hoses and connections leaking
POSSIBLE
CAUSE
4.
(a) Excessive play in steeringlinkage
(b) Steering arm backlash in
'straight-ahead' position
(c) Incorrect thrust bearing pre-
load
(d) Incorrect worm and ball pre-
load
(e) Steering box
loose
on front sub-
frame
(f) Front wheel bearings incor-
rectly adjusted or worn
(g) Worn check valve in pressure
connection
(h)
Steering damper faulty
5.
(a) Top cover
'0'
ring seal leaking
(b) Rocking shaft seals leaking
(c) Housing end plug seals leaking
(d) Rocking shaft backlash adjuster
seal leaking
(e) Torsion bar
seal
leaking
6.
(a) Reservoir cover seal or filler cap
seal leaking due to fluid level
being too high or air in fluid
(b) Reservoir to pump
'0'
rings
leaking
(c) Flow
control valve plug
'0'
rings leaking
(d) Steering pump bearing seal
leaking
(e) Reservoir or filler cap seals
damaged
7.
(a) Loose hose connections or dam-
aged
'0'
rings
@)
Damaged hose
ACTION
4.
(a) Adjust steering linkage or renew
parts if required
(b) Correctly adjust rocking shaft
gear backlash
(c) Correctly adjust thrust bearing
pre-load
(d) Correctly adjust pre-load bet-
ween worm shaft and
re-
circulating balls
(e) Examine steering boxmountings.
Check torque tightness of
se-
curing bolts
(f) Correctly adjust bearings or
renew if required
(g) Renew check valve
(h) Renew damper
---
5.
(a) Renew seal
(b) Renew seals. Examine shaft fof
damage or wear
(c) Renew seals
(d) Renew seal
(e) Renew seal. Examine torsion
bar for damage
-
6.
(a) Check oil level and top-up if
required. Bleed system to remove
air by operating steering.
Ex-
amine cap and cover for damage
or distortion
(b) Renew
'0'
rings
(c) Renew
'0'
rings
(d) Renew seal. Examine shaft for
wear or damage
(el Renew seals
7.
(a) Tighten hose connections. If
tightening fails to cure leak,
examine ends of hoses for cracks
or damage. Renew
'0'
rings if
necessary
(b) Examine hose for fretting,
fray-
lng or deterioration. Renew hose
if required. Ensure that correct
hose run is obtained and that
hose clips are correctly fitted.
A
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