Rolls-Royce Corniche - Exhaust Manifold and Downtake Pipe (Front Off-Take); Exhaust Pipes, Silencers and Grass-Fire Shields (Single Pipe, Four Box System); Exhaust Pipes and Silencers-To Remove; Grass-Fire Shields-To Remove and Fit

Rolls-Eoyce Silver Shadow 8 Bentley T Series
Workshop Manual
Chapter Q
Section Q2
EXHAUST PIPES, SILENCERS
and GRASS-FIRE SHIELDS
(Single pipe,
four box system)
Grass-fire shields
Exhaust pipes and silencers
- To remove and fit
1.
Detach the rear shield and the shield covering
the intermediate silencers, if fitted.
2. Remove the remaining shields.
3.
Check that the shields are in good condition
and no breaks or cracks have occured in the metal
mesh.
If damage to a shield has occurred it must be
discarded and a new shield fitted.
Q,
fi 4. Replace the shields by reversing the proce-
s dure for removal noting the following.
-
. - 5. On cars built to ihe Japanese specification,
3
ensure a minimum gap of 5 mm. (0.20 in.) is main-
tained between the grass-fire shields and the
exhaust system.
- To remove
1. Place the car on a ramp; remove the gear
range selector thermal cut-out from the fuseboard
and chock the rear wheels. Raise to a convenient
working height.
2. Remove the rear section of the exhaust by
detaching at the spherical joint between the front
silencer and the expansion box
(see Fig. Q3).
Also disconnect the pipework at the resilient
metal mounts attached to the body underframe.
3.
To remove the front section of the exhaust,
support the system at the
'Y' joint and release the
spherical joints at the manifolds.
4.
Detach the short downtake pipe at the lower
spherical joint on the
'B' bank side of the engine.
FIG. Q2 EXHAUST MANIFOLD AND DOWNTAKE PIPE (FRONT OFF-TAKE)
1 Downtake pipe joint and clamp 3 Choke stove pipe adapter
2 Securing setscrew and distance piece