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BOMBARDIER Ski-Doo 1978 Series Operator's Manual page 24

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Warm temperature
....
:
:
.
.
'",
:\:
'.
.
'.
.
.........
,
...
""".
At cold temperature and / or when
the vehicle is operated in powdered
snow the air intake silencer elbow
must 'be turned toward the rear of the
vehicle. The elbow may be turned to
the front of the vehicle only when the
vehicle is operated at warm tem-
perature.
Cold temperature
and / or
powdered snow
In temperatures below 0
0
C (32
0
F)
and / or powder snow, the rubber plug
must block the entry of fresh air on the
side of the silencer box and the rubber
vent must allow the warm air being
emitted from the engine to be directed
over the carburetor.
_
CAUTION: Observe temperature
... changes and locate plugs accord-
ingly. Incorrect location of plugs may
cause carburetor ice-up engine over-
heating.
Inspect belt for cracks, fraying or ab-
normal wear (uneven wear, wear on
one side, etc.) If abnormal wear is
noted, probable cause is pulley mis-
alignment. Contact your dealer.
Check drive belt width, if less than sti-
pulated in the vehicle specification
sheet, replace belt.
O
NOTE: When installing a new
drive belt, a break-in period of
15-25 km (10-15 miles) is strongly re-
commended.
When operating the vehicle in powder
snow it is advisable to block the front
cab louvers as per illustration. Unblock
the louvers as soon as snow condition
becomes firmer or as soon as engine
becomes too hot.
Inspect steering mechanism for tight-
ness of components (steenng arms, tie
rods, ball joints, spring coupler bolts,
etc.l. If necessary, replace or retighten.
Check condition of skis and ski run-
ners. Replace if worn.
22

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