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DRIVE
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To Remove Camshaft.
Replace setscrews and plaiD washers, finally lock
setscrews with locking wire.
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To Replace Camshaft.
See tbat tappets are in position.
Replace camsbaft.
Replace idler gear but do not lock idler gear
retaining setscrew.
Reset timing (See Section N).
Re-assemble engine as required and to tbe
instructions given for tbc various operations.
1
Remove cylinder head (See Section H).
Remove timing case front cover.
Remove sump (See Section P).
Remove lubricating oil pump (See Section P\
Remove timing case' Power Take Olf' facing
cover.
Note timing marks (See Section N.l.)
Remove idler gear.
Ir engine is in a swivel stand, turn engine com-
pletely over. Ir not, lar engine over at an angle.
This wilt prevent the tappets dropping out when
the camshart is removed.
Remove camshaft.
To Remove Foei Pump.
Remove fuel injection pipe lines from atomisers
and fuel pump.
Disconnect fuel supply lines.
Remove tbe setscrews holding tbe fuel pump
to tbe timing case and remove fuel pump.
To remove tbe fuel pump gear remove tbe three
setscrews securing tbe gear to tbe fuel pump
adaptor.
To Remove Camshaft Gear.
To remove camshaft gear from camshaft remove
the three sets crews in the centre of the gear.
The gear can now be removed from the camshaft.
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To Replace Foei Pump.
Ir the gear bas been removed from tbe fuel pump
re-fit gear or, if necessary, fit replacement gear.
The three slotted holes in tbe gear are for fitting
the gear to the fuel pump adaptor.
Fit fueI pump to timing case.
Time fueI pump in conjunction witb the engine
as given in Section N.
Replace atomisers.
Connect-up fueI supply lines.
Replace fueI injection pipes.
When fitting a new or replacement fuel pump,
remove the pump inspection cover and pour suffi-
cient engine oil into the spring chamber untiI oil
comes out of the overflow. Refit the inspection
cover.
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To Replace Camsbaft Gear.
Tbe three clearance holes drilled at equaI angies
are the holes for attaching the gear to the camshaft.
Tbc three slotted holes are for use with the fuel
pump.
When fitting areplacement gear to the camshaft,
turn the camshaft untiI No. I cam is upright. It
will be observed that a tapped hole on the cam-
shaft hub is also at the top, in line with No. I cam.
Look at the gear and it will be noticed that one of
the holes in the gear has the letter .. D " adjacent
to it.
Placc the gear on the hub with these two holes
in line
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