Range Rover Classic
MAINTENANCE
7
MAINTENANCE
CLEAN ENGINE BREATHER FILTER - V8
1. Release hose clamp and pull hose off canister.
2. Unscrew canister and remove it from rocker
cover.
3. Remove large ’O’ ring from threaded end of
canister.
4. Visually inspect condition of wire screen within
canister, if in poor condition fit new assembly, if
in acceptable condition clean screen as follows:
5. Immerse canister in small amount of solvent and
allow solvent to dissolve and loosen any debris.
6. Remove canister from solvent and dry in still air.
WARNING: Do not use compressed air line
to remove remaining solvent or debris in
canister, this could cause fire or personal
injury.
Refitting breather/filter
1. Fit new rubber ’O’ ring.
2. Screw canister into rocker cover, hand tight only.
3. Refit hose, tighten clamp securely.
CLEAN PLENUM CHAMBER VENTILATION
PASSAGEWAY - V8
Cleaning plenum chamber ventilation passageway
can be carried out without removing plenum chamber
from ram housing.
CAUTION: Care must be taken to prevent
debris from passageway passing beyond
throttle butterfly disc.
WARNING: Safety glasses must be worn
when performing this operation. Ensure
that debris is not blown into atmosphere
which could be harmful to other persons closeby.
1. Disconnect battery negative lead.
2. Release hose clamp and remove hose from
plenum chamber inlet.
3. Remove crankcase ventilation hose from side of
plenum chamber.
4. Insert a piece of lint free cloth down throttle
butterfly bore to prevent debris passing throttle
butterfly.
5. Place a cloth over tube protruding from side of
plenum from which ventilation hose was
removed to prevent debris from passageway
being blown into atmosphere.
