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1. Low CR combustion chamber inserts must be installed on engine. The high CR combustion chamber inserts must be returned to BOMBARDIER Warranty Department. 2. Replace the main jets with the ones recommended in the Prede- livery bulletin.
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CONTROLS/INSTRUMENTS A33A1RA NOTE: See description or numbered items in 2004 ZX Series REV Series Operator’s Guide (P/N 520 000 361) except for the following. 4) Brake/Parking Brake Pilot Lamp (Red) This pilot lamp is disabled (does not light up) on the MX Z X 440. WARNING Make sure parking brake is fully disengaged before operating the snowmobile.
11) Tether Cord Cut-Out System General The tether cord cut-out system prevents snowmobile to runaway, if the operator accidently falls off, by shutting off the engine. WARNING Always disconnect tether cord when leaving vehicle unattended and keep in a secured location. Operation Attach tether cord to clothing eyelet then snap tether cord cap over post before starting engine.
28) Fuel Level Open fabric door to see the fuel level through the transparent fuel tank. A33H1OA 1. Fabric door 60) Adjustable Suspensions NOTE: There is no rear shock motion ratio adjustment on the MX Z X 440. In addition to all suspension adjustments described in REV Series Operator’s Guide, take note of the 2 following points.
High Speed Compression Adjuster The High speed adjuster modifies the damping force for high suspen- sion velocities — more than 0.5 m/s (1.6 ft/s). It tunes the vehicle for hoops or bumps that create high speed movement in the suspension. This adjuster has 3 turns of adjustment.
62) Pre-Heat Switch Racing Application Only NOTE: This switch is disabled (not operative) on vehicles modified for warranty validation. To run engine with 91 octane number fuel, this switch must be disabled. A33E0SA 1. Button depressed: Pre-heat timing curve 2. Button released: 108 + Octane timing curve After starting the engine, push and hold the pre-heat switch button in order to pre-heat the tuned pipe.
FUEL AND OIL Recommended Fuel Vehicles with Valid Warranty (Pre-Heat Switch Disabled) Use super unleaded gasoline, available from most service stations or oxygenated fuel containing less than 10% of ethanol or 5% of meth- anol. The gasoline used must have an octane number (R + M)/2 of 91 or higher.
There is no known equivalent on the market for the moment. If a high quality equivalent were available, it could be used. BOMBARDIER injection oil is a special blend of basic oil and additives especially selected to ensure unequalled lubrication, engine cleanliness and minimum spark plug fouling.The BOMBARDIER FORMULA XP-S...
OIL/FUEL 33/1 METRIC (SI) 1 L of oil + 33 L of fuel = 33/1 IMPERIAL 35 imp. oz of oil + 7.2 imp. gal of fuel = 33/1 1 L of oil + 7.2 imp. gal of fuel = 33/1 UNITED STATES 34 U.S.
FLUID LEVEL CAUTION: Vehicle must be on a level surface before checking any fluid levels. Brake System Check brake fluid (DOT 4) in reservoir on handlebar for minimum lev- el. Add recommended fluid (DOT 4) as required. Refer to SPECIFICA- TIONS for recommended fluid.
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Coolant Pump Shaft Oil Reservoir Use BOMBARDIER injection oil (P/N 413 802 900) (12 x 1 L). Fill up to mark. Coolant Reservoir Use a blend of 50/50 distilled water and ethylene-glycol (P/N 293 600 038). That blend will protect the system from freezing as low as - 37°C (- 35°F).
MAINTENANCE Drive Belt Removal/Installation Follow the procedure described in 2004 ZX Series REV Series Oper- ator’s Guide except for the following: CAUTION: Two different drive belt installer/removers are includ- ed in the tool kit. Use the one piece installer/remover as shown in following photos.
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A33D1AA PROPER TOOL OPENING DRIVEN PULLEY OF MX Z X 440...
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