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ACCESSORIES
The air cleaner,
oil filter,
magneto, and if an electric
starter
and generator
are used, these should be re-
moved first.
Remove clutch
or clutch
reduction
unit if engine is
equipped with either
of these accessories.
SHEET METAL HOUSE
On power units,
engines
which are enclosed
in a
sheet
metal house,
remove the muffler
and canopy
first.
Disconnect air cleaner,
choke, governor control
and instrument
wires at the front
house panel.
The
front
panel can be removed as part of l:he flywheel
shroud,
as explained
in the following
paragraphs
of
disassembly.
FLYWHEEl_
After the flywheel
screen
has been removed, drive
out the starting
crank pin in the crankshaft
and re-
move the flywheel nut and washer.
C~ IDER HEAT
DEFLECTOR
YLINDER
EAD COVER
LOWER CYLINDER SHROUD
EL
SHROUD
Fig. 20
Fig. 19
The flywheel is mounted to a taper on the crankshaft. Take a
firm hold on the flywheel fins, pull outward and at the same
time strike the end of the crankshaft with ababbitt hammer, see
Fig. 19. The flywheel will slide off the taper of the crankshaft.
Do not use a hard hammer as it may ruin the crankshaft and
bearings. When reassembling the flywheel, I~: sure the Woo-
druff key is in position on the shaft and that the keyway in the
flywheel is lined up accurately with the key. T~!ghtenflywheel
mounting nut to 95-110foot pounds torque..
AIR
SHROUDING
To disassemble air shrouding, refer to Fig. 20. First re-
move cylinder head covers and the screw,,; mounting the
flywheel shroud to the lower cylinder shrouds and cylinder
heat deflectors;
then remove the screws holding the fly-
wheel shroud to gear cover.
GEAR
FLYWHEEL
COVER
SHROUD
Fig. 21
On power units,
remove the front
end panel as shown
in Fig. 2l, together
with flywheel shroud. Disassem-
ble rear
end panel,
as shown in Fig. 22, complete
with fuel
tank.
Balance
of shrouding
can now be
readily removed.
FUEL TANK
If a side mount gasoline tank is used, this should be
removed next. See Fig. 23.
CARBURETOR AND MANIFOLDS
The carburetor
and manifold
can be removed as a
complete unit as shown in Fig.
19
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Troubleshooting
