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BOMBARDIER Ski-Doo 1978 Series Operator's Manual page 30

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leve!. To drain chaincase on Elan mod-
els, remove access plug (lower plug)
and tilt vehicle hard left. On all other
models, remove chaincase cover.
Drain gearbox and refill with 454 ml (16
ozs.) of fresh Bombardier chaincase
oil. (Drain plug is located beneath
frame).
Remove cab and drive belt. Thoroughly
clean the driven pulley shaft. Apply a
light coat of low-temperature grease
on shaft. Activate the sliding half seve-
ral times to distribute grease on shaft.
Activate the sliding half several times
to distribute lubricant. Spray internal
pulley surfaces with metal protector.
O
NOTE: Leave drive belt off during
entire storage period.
The drive pulley should be cleaned and
inspected. On the Elan models, the
drive pulley also requires lubrication.
WARNING: The lubrication of
the drive pulley should be per-
formed only by an authorized dealer. A
disassembly, cleaning, inspection and
lubrication where applicable should
also be performed by the dealer every
100 operating hours or at the end of
each season, which ever occurs first.
IMPORTANT: The drive pulley assem-
bly will be excluded from warranty, if
the factory seal is broken
by
other than
a duly authorized representative of
Bombardier.
28
Remove cap then using a syphon, re-
move gasoline from tank.
WARNING: Gasoline is flamma-
ble and explosive under certain
conditions.
Always perform proce-
dures in a well ventilated area. Do not
smoke or allow open flames or sparks
in the vicinity.
The carburetor must be dried out com-
pletely to prevent gum formation du-
ring the storage period.
Assure that carburetor fuel line is dis-
connected (on vehicle equipped with
float type carburetor disconnect the
fuel pump inlet line) then start the en-
gine and run it at idle until out of gas.
On Elan and Alpine models, engage
choke and allow engine to turn a few
more times to eliminate the remaining
fuel. Connect previously disconnected
fuel line.
Engine internal parts must be lubrica-
ted to protect cylinder walls from pos-
sible rust formation during the storage
period.
O
NOTE: This operation should be
repeated every 40 days during
storage.
Remove spark plugs. Operate rewind
starter to bring piston at top position .
Pour the equivalent of one spoonful of
oil into spark plug hole.

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