BOMBARDIER formula mx pro stock User manual

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FORMDLA MiX PRO-STOCK
This vehicle has been designed for and should be used on an oval lake enduro
or snow-cross racing only.
The performance of this snowmobiles significantly exceeds that of other
snowmobiles you may have operated. Therefore~ use of this vehicle should be
restricted to experienced snowmobile racers •
•
WARNING: The design of this snowmobiles differs considerably from most
other snowmobiles. Maintenance and adjustment must be performed only
by a knowledgeable mechanic. Always refer to operator manual.
All warranties on "1984" Formula MIx Pro-Stock ei ther expressed or implied
including any implied warranty of merchantability and any implied warranty
of fitness for a particular purpose are hereby excluded and disclaimed.
TECHNICAL PUBLICATIONS
AFTER SALES SERVICE
BOMBARDIER INC.
VALCOURT~ QUEBEC
CANADA~ JOE 2LO
The following are trademarks of Bombardier Inc.
BOMBARDIER
SKI-DOO
ALPINE
BLIZZARD
CARRY-BOOSE
ELAN
ELITE
GRAND PRIX SPECIAL
EVEREST
CITATION
OLYMPIQUE
T'NT
NORDIK
SKANDIC
SAFARI
MOTa-SKI
FUTURA
SPIRIT
NUVIK
HIRAGE
SUPER SONIC
ULTRA SONIC
SONIC
Litho'd in Canada @*Trademarks of Bombardier Inc.
Page 1
November 1 984
All rights reservedeBombardier Inc.

FOREWORD
CONGRATULATIONS
This tough, sleek and fast racing vehicle is the result of incomparable
teamwork between Bombardier designers, engineers, technicians and top racing
drivers. Realizing that this vehicle has been purchased for racing only,
this manual has been prepared to acquaint the owner/operator with the
various vehicle controls and owner-related maintenance instructions.
This manual emphasizes particular information denoted by the wording and
symbols:
•
WARNING: Identifies an instruction which, if not followed, could cause
personnal injury •
... CAUTION: Denotes an instruction which, if not followed, could severely
" damage vehicle components •
o
NOTE: Indicates supplementary information needed to fully complete an
instruction.
Although the mere reading of such information does not eliminate the hazard,
your understanding of the information will promote its correct use.
All the information, illustrations and component/system descriptions contai-
ned in this manual are correct at the time of publication. However,
Bombardier Inc. reserves the right to make changes in design and specifica-
tions, and/or to make additions to or improvements in its products without
imposing any obligations upon itself to install them on its products pre-
viously manufactured •
•
WARNING: The engines and the corresponding components identified in
this manual should not be utilized on product(s) other than those men-
tionned on the cover page of this manual.
Most specifications are given in both metric and customary units. Where
precise accuracy is not requi red, some conversions are rounded to even
numbers for easier use.
Page 2

SAFETY-IN MAIBTENARCE
OBSERVE THE FOLLOWING PRECAUTIONS:
Throttle mechanism should be checked for free movement before starting
engine.
Engine should be running only when pulley guard is secured in place.
Never run engine without drive belt installed. Running an unloaded en-
gine can prove to be dangerous.
Never run the engine when the track of the vehicle is raised off the
ground.
It can be dangerous to run engine with the hood removed.
Gasoline is flammable and explosive under certain condi tf ons ,Always
perform procedures in a well ventilated area. Do not smoke or allow open
flames or sparks in the vicinity. If gasoline fumes are noticed while
driving, the cause should be determined and corrected without delay.
Your snowmobile is not designed to be operated on public streets, road or
highways.
Maintain your vehicle in top mechanical condition at all times.
Always make sure no loose parts, tools or foreign objects are left in the
engine compartment.
Your snowmobile is not designed to be driven or operated on black top,
bare earth, or other abrasive surfaces. On such surfaces abnormal and
excessive wear of critical parts is inevitable.
Only perform procedures as detailed in this manual. It is recommended
that dealer assistance be periodically obtained on other components/
systems not covered in this manual. Unless otherwise specified, engine
should be turned OFF for lubrication and maintenance procedures.
Installation of other than "stock" equipment, including ski -spreaders,
bumpers, pack racks, etc., could severely effect the stability and safety
of your vehicle. Avoid "adding on" accessories that alter the basic
vehicle configuration.
The snowmobile engine can be stopped by activating the tether switch,
turning OFF the key, or depressing emergency cut-out switch.
This vehicle is not designed nor intended to be used for other than oval
lake enduro, snow-cross race and oval racing
Please read and understand all other warni ngs contained elsewhere in this
manual.
THIS MANUAL SHOULD REMAIN WITH THE VEHICLE AT THE TIME OF RESALE
Page 3

LISTING OF AREA DISTRIBUTORS
CANADIAN DISTRIBUTORS
BOMBARDIER INC.
EASTERN CANADA DISTRIBUTION DIVISION
Atlantic Branch
P.O. Box 670
Shediac. New Brunswick, EOA 3GO
[phone]
Magdalen Island, Nova Scotia, New
Brunswick, Prince Edward Island
Quebec Branch
1350 Nobel Boulevard
Boucherville, Quebec, J4B 1A 1
[phone]
Province of Quebec
Ontario Branch
230 Bayview Drive
Barrie, Ontario, L4N 4Y8
[phone]
Province of Ontario
BROOKS EQUIPMENT LIMITED
1616 King, Edward Street
P.O Box 985
Winnipeg, Manitoba, R3C 2V8
[phone]
British Columbia, Manitoba, Saskatchewan,
Alberta, Yukon
CHARLES RBELL LIMITED
Newfoundland, Labrador
Offtces
Riverside Drive
PO Box 1050
Corner Brook, Newfoundland, A2H fj.J3
[phone]
81 Kenmount Road
P.O Box 8127
St-John's. Newfoundli1flcJ, AlB 3N 1
[phone]
HUDSON'S BAY CO LTD
165 Hvrnus Blvd
POInte Claire, Quebec, H9fl lei2
(514) 6978500
North-West Territories, Franklin District &
Keewatin
AMERICAN DISTRIBUTORS
BOMBARDiER CORPORATION
All States (excluding Alaska)
SERVICE OFFICES
East
Main Street Road
Malone, New York 12953
15181483-4411
4bOb
West SUPtHIOf SPOt)t
PO Box 6106
Duluth, Minnesota 55806
{2181 628 2881
PO Box 1569
Idaho Falls, Idaho, 83401
(2081 :;299510
NATIONAL SALES OFfiCE:
0' Hrtre Lake Plaza
2350 Devon AVI~!1LH:
SUite 150
Des Plaines, lllmors 60018
{3121 298 9540
MIL l ER EQUIPMEN T AND RECREATIONAL
CENTER
1049 Whltnev Road
Anchoraqe, Alaska 99501
mall 2749513
Alaska
Page 4

BOW TO IDER'l'IFY YOUR SlIOWMOBILE
The main components of your snowmobile (engine, track and frame) are identi-
fied by different serial numbers. It may sometimes become necessary to
locate these numbers for warranty purposes or to trace your snowmobile in
the event of theft.
Track
serial
number
Engine
serial
number
Vehicle serial
number
O
NOTE: We strongly recommend that you take note of all the serial num-
bers on your vehicle and supply them to your insurance company. It
will surely help in the event a snowmobile is stolen.
Page 5

INDEX
1.0 COIITROLS I INSTRUMENTS
PAGE
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
1.10
1.11
1.12
1.13
Throttle lever
Brake lever
Ignition/light switch
Headlamp dimmer switch
Emergency cut-out switch
Tether cut-out switch
'Rewind starter handle
Primer
Adjustable steering handle
Tachometer
Temperature gau~e
Fuel tank cap
Hood opening
8
8
9
9
9
10
10
10
11
11
11
11
12
2.0 BREAK-IN PERIOD
2.1 Break-in
3.0 FUEL MIXING
3.1 Recommended gasoline
3.2 Recommended oil
3.3 Fuel mixing procedure
3.4 Fuel/oil mixing charts (50 to 1 ratio)
4.0 PRE-START CHECK
4.1 Check points
5.0 STARTING PROCEDURE
5.1 Manual starting
5.2 Before riding
5.3 Emergency starting
6.0 LUBRICATION
6.1 Frequency
6.2 Chaincase oil
6.3 Rotary valve system oil level
Page 6
12
14
14
15
16
17
18
18
19
20
21
21

7.0 MAINTENARCE
7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.8
7.9
7.10
7.11
7.12
7.13
7.14
Pulley guard
Drive belt removal
Drive belt condition
New drive belt
Pulley alignment and drive belt tension
Brake condition
Brake adjustment
Spark plugs
Suspension
Suspension
condition
Rear suspension adjustments
Track tension and alignment
Track spiking
Front suspension and steering linkages adjustments
PAGE
22
22
23
24
24
26
26
27
28
29
29
30
32
32
8.0 PRE-SEASON PREPARATION
9.0 TROUBLE SHOOTING
10.0 TECBRlCAL DATA
Page 7
38
39
41

1.0 CONTROLS/INSTRUMENT
1.2
1.4
1.11 1.10 l.12 1.5
1.13 1.8
Fig. 1.0.1
1.1 THROTTLE LEVER
1.6 1.9 1.3 1.7 1.13
Located on right side of handlebar. When compressed, it controls the
engine speed and the engagement of the transmission. When released,
engine speed returns automatically to idle.
1.2 BRAKE LEVER
Located on the left side of handlebar. When compressed, the brake is
applied. When released, it automatically returns to its original posi-
tion. Braking effect is proportionate to the pressure applied on the
lever and to the type of terrain and its snow coverage.
Page 8

1.3 IGNITION/LIGHT SWITCH
Off
ffi-on
~_"Test"
Fig. 1. 3.1
Key operated, 3 position switch. To start engine, first turn key
clockwise to ON position. To stop engine, turn key counter-clockwise
to OFF position.
The lights are automatically ON whenever the engine is running.
1.4 HEADLAMP DIMMER SWITCH
The dimmer swi tch , located on left side of handlebar, allows correct
selection of headlamp beam. To ohtain high or low beam simply flick
the switch.
1.5 EMERGENCY CUT-OUT SWITCH
A push pull type switch located on the right side of the handlebar. To
stop the engine in an emergency, push the button to the lower off posi-
tion and simultaneously apply the brake. To start engine, button must
be
at the upper on position.
tOn
~
Upper position
before starti ng
Fig. 1.5.1
Page 9
t Off
Lower pas it ion
to stop engine