Ski-Doo Alpine 399R 1971 User manual

INDEX
~N CASE Of EMERGENCY 24
emergency materials - assisting
stranded vehicles '"--trouble shooting.
EMERGENCY
GUIDE 25
- '"~-----~---,,-
TROUBLE SHOOTiNG
GUIDE 2S, 21
~ .• _~____ ~. __ • ·T ~_ .. ·_ •
STORAGE 28, 29, 30
track -suspension - ski assembly -
fuel tank - carburetor _.- cylinder lu-
brication
-gear box - controls _.~
pulleys -battery' - chassis,
-------"~._-_ .._-'----,~,_.__.... _-~---~-~----_ .. _-~-
GLOSSARy..... •.. ........ '". 31
HOW TO IDENTIfY YOUR
SK~-DOO SNOWMOBilE , ~
parts &. -service
00'$ 14
DON'TS .....• 15
~-~--~-----
lUBRICATION , 16, 11
ski assembly -steering mechanism -
throttle &brake -- gear box oil level -
bogie wheels - driven pulley -- drive
pulley -(TOOL KIT & USES).
----------_._. ._--_.
CUTA.WAY VieW... . . 18
--~._~-
MAiNTENANCE ... 19, 20, 21, 22, 23
spark plug(s) -- battery -suspension
springs -tracks --- carburetor ·- ..drive
belt condition _.- rectifier fuse _. drive .
chain tension
-- brake - drive belt
wear - steering adjustment --- engine '
head nuts - engine mount bolts -
electrical wiring - vehicle inspection.
13
_._--_._-------_.
GENERAL iNtRODUCTION '1
..,... ..... .....- ........ ..-, ........... __ ..-.-, ........ ..", .......... _~,.,_'.~ ......... ~_ ....... , ................... '~" ..... H_
SERIes INTRODUCTION.................. 2
...... ,,_ .. _-_._-- _"'_._,. -_._-~,-,-' , .. "..--. ,~ .. "".~-~
SPECIFlCAllONS 3
------~,--~-~~_.~._--~.-
fUEL MIXING 4, 5
fuel mixture ratio - which gasoline to
use - which oil to use - fuel mixing
procedure.
---~~-_._-_ ........ _-_._--
CONTROLS & INSTRUMENTS, ... 6, '1
steerIng -throttle lever -- brake lever
-~ ignition switch -- Ught switch ~_.
choke - manual starter -gear shift
lever - lighter -tachometer - fuel.
.... _--,-,-
PRE-START CHECK...... S
fuel tank quantity -throttle operation
- brake operation - steering opera-
tion - skis and ski legs -- (BREAK-IN).
~~--~-~----~------~.
STARTiNG PROCEDURE 9
electric starting - manual starting.
NEWFEATURES.. .. ..
DRIVING HINTS 10, 11
driving positions -turning -surface
conditions -tip - about your vehicle.
" __ ~_._. __ ",,,,~_~· ~_~ __ ~,, ,,__.__.. ,~·._n . _.~_._
CLOTHING &WEATHER ... 12
chill factor chart.

INTERNAL
FEATURES
I!.UJSTR~lEO:
VAlMONT

FEATURES
2~

the
larcest snowmobilinq fraternl-
i::lr..-uuu SnIDWI:11obil€3rS, we'll be
looking on the Trails -mean-
For best results,
time each
steps listed n de r 'Weeki
'Monthly'. The t(~W moments
pay you dividends
years of trouble-free service.
nrcner Lubrlcatlon
detailed in the
be to
your
0i'\I-U'VO snowmobile. there are
would like to
the in its weather-
plastic envelope, Ski-
snowmobile at ail times. In the
event that it
can often a
minimum
Manual.
At Bombardler
READ the entire Owner's Manual
tnorouontv before out Wheth-
are an
driver or
there is so much that
new, that you wm find the contents
And
upkeep be
overstressed.
Treat Maintenance as
part of the overall fun and vehicle
wm retain that look and
as as you
want
-1-
purcnase of a
Ski-Doo snowmobile and welcome
chanqed the face
of winter. This year, Lim-
ited presents agalaxy of 20 sparkling
new in 6
series-
OlYMPIQUE,
..... , ,-""r and VAlMONT.
Whichever model you have chosen,
you
wll! find it bum to the highest
standards of and crattmanshlp,
by the largest manufacturer of
snow Bombardier Ltd. - the
people
who oricinated snowmobllino
Furthermore. each vehicle is backed
an intj~rn,::ltinn,,,,1 Ski-Doo Distributor
Dealer so that wherever
you are, in Snow Parts and
Service are available.

mont
across
STANDARD FEATURESINCLUDE:
Twin 15" Tracks
1II Singie Ski <Ill For~
ward/Neuirai/Revel'l!Ie Transmission@!
Underseai Storage Compartment
1II
Front illInd Rear Handles <Ill Side Rem
fleetors " PUllih Plate $Disc Brake
System
<Ill Trailer Hitch
VALMONT
ALPINE

39"
578
520
35"
TWO
Electric
2x15"
13/29
Standard
2x 76M.M.
35"
39"
TWO
24
8.75:1
E!ectric
-------
Standard
75W 75W
W-240-T·l M-280-T-31
018" - .022" _018" - _022"
."---_._~--~_._--
018"
113%"
105V2"
-------------
-------------_ .. ----
"When ordering replacement spark plug(sL spec ity number shown above.
-3-
VAUIIONT

The Fuel ConSllm~)tion
*Running Time (in Hours and Minutes)
fUEL CONSUMPTION TABLE
IMPORTANT: The single hiilrgestcause
of difficulty on the treil is running out
of fuel. Be sure it does not happen to
you. Don't explore new areas unless
you have established fuel stops Of are
certain of an ~dequate f!.lei sU!!)$)ly.
FUEL MIXTURE RATIO
For the Rotax engine that
powers Ski-Doo the
correct gasoHne to oil mixture ratio is
20 parts GASOliNE TO '1 PART Oil.
The of using the correct
Fuel cannot be overstressed.
Prior has shown that the
brr,.,,,,t cause of pl1,ninA darnaos
lmorooer fuel mixtures.
WHICH GASOLINE TO USE
The correct 1"'I",,,,,.,li<,,:>
snowmobile avail-
able from the pump at all service
stations.
WARNING ~ N~IJ~r experiment with
differing
twls or fuel ratios. Never
use naphtha~ methanol or simUar
products.
WHICH Oil TO USE
only Ski-Doo
available from
dealer. This blended for
the enl':!inI9, resistance
to carbon tormanon, excellent anti-wear
characteristics and reduces de-
to a minimum,
WARNING ~ Unless absolut~/y
c~ssar1 (In case of
not use oUlfbCJii!IIfl'l c~r ~
oU. Never UlStii munl~vJlSco$ity oils.
-4-
Fig. 2
Fig. 1
an
Will NOT OPERATE
gasoline to the
function properly, all o""in,,,,,
tive or snowmobile.
asnowmobile however.
first added to the in pre-
measured amounts. Then both oil and
should be mixed
Amixture COi'1taifnfr:rg
will cause overheating
which
could result in serious internet
demeae (such as seizure or even
acormectina rod or r.r;;mk"nt.ftJ
Amixture too much oil
cause excessive cerbon totmeuon re-
suttina in fouled
power.
SGALLONS, REGULAR GASOLINE,
'1 QUART, SKI .. DOO OIL =CORRECT
FUEL MIXTURE.