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Summary of Contents for Trailblazer E2020

Page 1: ...RTS AND REPAIR SERVICE Be sure that only factory approved parts are used in your ehicle Dealers usually have a complete stock of genuine 0 1C parts and can provide expert service Replacement pRrts not of our manufacture have not been approved for your Snowmobile If failure occurs in parts not made or approved by OMC your wRrrRnty is void Your dealer can be found in the y ellow pages of your phone ...

Page 2: ...rburetor High Speed Needle Valve 11 Low Speed Needle and Idle Adjus tme nt Screw 12 Spark Plug Recommendation and Replacement 12 DRIVE TRAIN 13 Transmission Belt Inspection and Replacement 13 Procedure for Installing Transmission Belt 14 Brake Adjustment 15 Dr ive Chain Adjustment 15 Drive Chain Lubrication 16 Reversing Mechanism Lubrication 16 Track Tension 17 Track Alignment 17 Ski Alignment 18 ...

Page 3: ...n some gasolines the amount of lead has been replaced with phosphorus Since phosphorus is detrimental when used in 2 cycle engines the use of these gasolines is not r ecommended lf recommended lubricant is not available use an ashless outboard or ashless snowmobile oil mixed at 24 1 ratio Automotive oils and 24 1 premix fuels should not be used except in emer gencies when the recommended oil is no...

Page 4: ...after engine is started OMC 2 4 FUEL CONDITIONER For added protection to your snowmobile engine the use of OMC 2 4 Fuel Conditioner is recommended Available from your dealer Fuel stabilizer prevents formation of gum and varnish deposits in fuel system for one year of storage Elim inates need for draining fuel for storage Carburetor Cleaner dissolves gum and varnishdeposit s in carburetor and fuel ...

Page 5: ... HOOD LOCK LEVERS Pulling the hood lock levers upward unlatches the hood To open hood grasp the TOP louver on both sides and pull up and forward IB LIGHTER The cigarette lighter is on the electric start model only IEJ FUEL LEVEL GAUGE The fuel gauge is mechanically operated giving a fuel level reading at all times II INSTRUMENT PANEL DOOR The instrument panel door provides access to the rear spark...

Page 6: ... the day eDo not operate vehicle on or around sled ski and tobog gan hills eDo not operate vehicle at maximum speeds in other than a supervised charted area Be certain no one is behind unit when making a fast start as ice stones etc may be thrown into the air by lugs on the track eDo not operate vehicle on public roads streets or high ways unless it is legal to do so Extra caution should be exerci...

Page 7: ...a flat spot hesitation to acceler ate is noted readjustment of low speed needle is nec essary Turn low speed needle counter clockwise 1 8 turn at a time Reset idle adjustment screw to attain 1300 1600 rpm each time low speed needle is adjusted 6 Accelerate engine then releas e throttle engine should r etur n to idle speed If engine does not idle immedi 12 A If engine misses dies out or other wise ...

Page 8: ...act your dealer The reverse DRIVE TRAIN continued 3 Spread the secondary sheaves by pulling movable half of the sheave toward the steering column at the same tlme pull belt up until the belt holds the sheave apart F1g 16 SAFETY PRECAUTION Keep fingers from between halves of secondary sheave when performing next step 4 Work belt over top of movable half of secondary sheave Fig 16 A 5 Work belt betw...

Page 9: ...chine is tilted on side Plac straightedge over the chain at the sprockets press i the center of the chain and measure the amount of slac this point If the chain requires adjustment use the following st 1 Loosen jam nut see Figure 20 2 To tighten chain turn adjusting screw clockwise 3 To loosen chain turn adjusting screw counterclockw 4 Retighten jam nut 5 Replace chain case cover snugging the 6 bo...

Page 10: ...d as soon as possible bracket closest to r ear of frame forward until both sides are equal This is done by turning the pivot arm ad justing screw counterclockwise 5 Tighten all retaining nuts TRACK ALIGNMENT To check for proper track alignment with snowmobile blocked up as described earlier start engine and run track at slow speed Ther e must be an equal clearance on each side of the track edge be...

Page 11: ...le with oily cloth 7 8 20 store in dry well ventilated area Disconnect battery in electric start models Keep battery charged during off season See Page 19 IEiEJ Before disconnecting any electrical components disconnect the battery cables see Figure 28 thus removing the battery from the electr ical circuit When reconnecting battery cables observe polarity red cable to positive battery terminal and ...

Page 12: ... sediment or water accumulation backoff the mounting screw approximately three turns counterclock wise and remove the cover together with the screen gasket and mounting screw Remove and washfilter screen with clean solvent and brush Assemble filter as shown in Figure 32 being careful to assemble gasket and filter screen on fuel filter cover Tighten mounting screw se curely with screwdriver do not ...

Page 13: ...PM idle Carburetor out of adjustment Adjust carburetor Poor accelera Carburetor out of adjustment See item 5 Page 12 tion Engine run Carburetor out of adjustment See item 6 Page 12 away 23 SERVICE DIAGNOSIS continued TROUBLE PROBABLE CAUSE REMEDY Low RPM Poor ignition Follow same check procedure as for improper or no ignition under engine fails to start Carburetor air filter dirty Remove and wash ...

Page 14: ... and requi re periodic cleaning end adjustme nt to mointoin top performance INDIVIDUAL OPERATING HABITS Vehicles not operated or maintained in occardonce with instructions in Owner s Manual moy contribute to the ICed for maintenance se rvice CARBON DEPOSITS A degree of corbol l bu ild up is normal in the combustio chamber of any gasoline engine depe nding on fue l quality O ld o per oting conditio...

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