1974 Owners Manual
Contents
1. Start the engine and check if the adjustment done has corrected the misalignment SUSPENSION ADJUSTMENTS SUPER BRUTE Your Alouette Super Brute is equipped with a unique suspension system permitting complete adjusting of the ride smoothness and vehicle weight transfer Weight transfer adjustment This adjustment will permit the transfer of more or less pressure on the skis Therefore perfect steering on hard surface can be obtained by transferring a greater amount of the vehicle weight on the skis Lighter weight on the skis will improve the vehicle performance into deep snow and increase its climbing ability To increase or decrease the pressure on the FIG 12 skis loosen lock nut A figure 12 on both sides of the suspension By closing the gap between the head of the limiter bolt B on both sides and the slide rail D a greater pressure will be executed on the skis Enlarging the gap will reduce the weight on the skis SUSPENSION TENSION The suspension tension or stifness should be ad justed accordingly to the driver s weight and or to the type of ground on which the vehicle will operate The nut C controls the tension of the spring G figure 12 Tightening the nut C will stiffen the suspension or ride Loosening nut C will provide a smoother ride IMPORTANT If most of the time you intend to ride the Super Brute with a passenger we strongly2. FIG 5 e MODELS SUPER BRUTE 295 340 440 AND 440LC CARBURETOR ADJUSTMENT SUPER BRUTE 295 340 440 AND 440LC 1 Adjust desired engine idle speed by turning adjuster screw A 2 Adjust Idle Air Mixture Screw B until engine runs smooth approx 1 1 turns open Note On this type of carburetor there is no high and low speed adjusting screws As it is a fixed jet type of carburetor GASOLINE TANK SNO DUSTER 295 340 amp SNO BRUTE 440 Capacity 4 Imperial Gallons 5 US Gallons SUPER BRUTE 295 340 440 amp 440LC Capacity 5 Imperial Gallons 6 US Gallons Filler Cap see Fig 5 item C CAUTION When filling with gas oil mixture always use a funnel with a fine screen WARNING Never fill the tank with the engine running or hot EXHAUST GAS WARNING Avoid inhaling exhaust gases especially in an enclosed area such as a garage Exhaust gases contain a percentage of carbon monoxide which is a potentially poisonous gas that by itself is tasteless colorless and odorless EXTREME COLD WEATHER Extreme cold weather can cause a slowdown in the operation of the drive and track mechanism of your vehicle In the event of this occurrence operate machine slowly until all moving parts loosen up GAS TANK CONDENSATION To prevent water condensation from getting into the gasoline tank make sure tank is full when bringing snowmobile into a warm garage TO OPEN HOOD 1 Release the latches on the right amp l
3. NEVER wash the paper air cleaner or attempt to brush dirt from it as this destroys its filtering ability NEVER run the engine without the filter in place or with a filter that has a hole punctured in the paper ENGINE MAINTENANCE 1 Check equipment and engine periodically and retighten any loose engine base mounting screws air cleaner cover mounting screws and other exposed hardware Change oil regularly Be sure oil drain plug is replaced securely before refilling IMPORTANT AFTER FIRST TWO TANKS OF GAS HAVE BEEN USED DRAIN OIL COMPLE TELY AND REFILL AS DIRECTED IN PARA GRAPH 2 ABOVE OIL LEVEL SHOULD BE CHECKED FREQUENTLY DURING THIS BREAK IN PERIOD Check oil level frequently between changes Add oil if necessary Keep head and cylinder fins clean This is an air cooled engine and will operate efficiently only if kept clean Over heating and any resul tant damage from clogged cylinder fins is NOT covered by Warranty SKI LEG LUBRICATION Every 30 hours of operation it will become neces sary to lubricate the ski leg shafts with a low tem perature type of grease To remove the ski legs take out the two bolts on the top of the ski leg and pull out the ski assembly from the bottom After lubricating the ski legs reinstall them in the same position and tighten the top retaining bolts TRACK ALIGNMENT amp TENSION To adjust and align the track 1 Loosen lock nuts two on eac
4. Sheared cogs compression a Improper belt installation a See Owner s Manual section fractured or torn b Belt rubbing stationary object b Check drive components 5 Belt too tight during one idle a b c a b C E a b a b c Insp po JUNIOR BRUTE INTRODUCTION The Alouette Junior Brute is a scaled down snow mobile designed and produced exclusively for a child s use The recommended age group being from 6 10 years old and up to 95 100 pounds rider weight The Alouette Junior Brute should be used exclusively by children and only when under adult supervision to ensure the child s safety SAFETY PRECAUTIONS 1 Dress your child in proper snowmobile clothing including an approved helmet Be sure that your child is not wearing any loose fitting garments such as a scarf or stocking cap which could entangle in the track or any other moving part of the snowmobile Never operate the Junior Brute with the shroud removed Instruct your child to keep his feet firmly placed on the running boards while operating the snowmobile Instruct your children to ride safely and only in an open field where you are sure there are no hidden obstructions or steep hills NEVER allow your children to operate the Junior Brute on or near roads country lanes etc 5 Instruct your children of the proper use of the emergency switch located on the handle bar CONTR
5. LEVER Squeezing this lever allows more fuel mixture into the engine and thus engine speed is increased When this lever is released the engine will return to idle position i 2 BRAKE LEVER Squeezing this lever will activate the braking me chanism on your Alouette FIG 2 3 IGNITION STARTING SWITCH Manual starting models There are 3 positions for the switch OFF LIGHTS ON and ON When starting your ALOUETTE turn the key to the right to the ON position When lights are required turn the key back one position to the left 4 WARM UP KNOB choke Pull the dashboard warm up knob upward when starting Cold engine only This enriches the fuel supply to the carburetor Once the engine has started push the knob back to its original position 5 SPEEDOMETER ODOMETER Std Equipment on Sno Brute amp Super Brutes only The speedometer indicates the forward speed of your ALOUETTE in miles per hour The odometer or mileage recorder registers the accumulated mileage the vehicle has been driven 6 TACHOMETER Std Equipment on Sno Brute 440 only The tachometer is designed to inform the driver of the speed of the engine in revolutions per minute and to serve as an aid in evaluating engine performance 7 EMERGENCY SHUT OFF SWITCH a SNO DUSTER 295 340 SNO BRUTE 440 2 positions ON OFF positive action switch Push button down to cut engine power push down again to return switch to ON posi
6. adjustment Check carburetor impulse line Loose spark plug lead Loose spark plug Poor compression Incorrect spark plug gap Spark plug carboned or burned Worn Belt loss of normal speed Broken belt Improper chain tension Dry chain Broken chain CHECK TRACK FOR Tension Alignment ENGINE TROUBLES A Engine will not start a There is no ignition spark because 1 Spark plug is oiled up wet bridged or damaged Spark plug is wet Outside Ignition cable loose or fractured Ignition switch defective Contact breaker point oiled up wet or corroded 6 Ignition coil faulty 7 Condenser faulty Engine is getting no fuel because 1 Strainer in fuel tap is clogged with dirt 2 Fuel pipe kinked or pinched 3 Fuel strainer in carburetor clogged with dirt 4 Carburetor defective Engine not getting suitable explosive mix ture because 1 Water in the carburetor 2 Air infiltrating through loose carburetor or fuel line Lack of compression because 1 Air vent cock at the crankcase is open 2 Cylinder head is loose 3 Piston rings fractured 4 Piston and cylinder excessively worn Engine Power Dwindles Due to dirt because 1 Air filter clogged with dirt 2 Exhaust port cloaged with oil carbon 3 Excessive carbon deposits in muffler d Due to lack of compression 1 See point D of the section Engine will not start C Other Engine Trouble
7. engine has started release the throttle BREAK IN PERIOD For the first 10 hours of operation we recommend that your new vehicle be operated at reduced speed This will allow the various engine compo nents to seat themselves and wear in properly Do not tax the engine to the limit of its capacity during this period IMPORTANT The break in period will also affect the life of the components such as the track and the drive belt A well done break in will permit the glazing or hardening of the track surfaces where the steel slide rail contacts the track surface To obtain perfect glazing of the track the first operation on hard pack snow or ice should not exceed 40 mph until 30 40 miles have been accumulated under these conditions FIG 3 e MODEL 295 SNO DUSTER CARBURETOR ADJUSTMENTS Sno Duster 295 340 amp Sno Brute 440 The carburetor adjustment on your machine is important for smooth efficient running and long engine life A too lean mixture will cause the engine to over heat with loss of power and possible serious damage An over rich mixture will cause a loss of power and spark plug fouling Therefore it is re commended that the following instructions be followed 1 Screw in both Jets A amp B 2 Unscrew idle Jet A as per specification See page 1 3 Unscrew high speed Jet B as per specification See page 1 Your engine should now function properly
8. is war ranted to be free from defects in materials and workmanship for a period of ninety 90 days from the date of sale to the original retail pur chaser and in the case of the Junior Brute only for a period of thirty 30 days from the date of sale The months of April through November will not be applied against the warranty period WHAT IS WARRANTABLE a Any part that is judged to be defective due to faulty workmanship or material will be replaced free of charge b Any repairs or adjustments that are necessary due to faulty workmanship or material WARRANTY REGISTRATION The original purchaser must complete the War ranty Registration Form which is located at the rear of the Owner s Manual and return this form to Alouette Recreational Products Ltd within ten 10 days of the date of purchase to validate the warranty Note It will be necessary for the consumer to present his copy of the Warranty Registration Card to the servicing dealer should warranty service become necessary WARRANTY EXCLUSIONS The Alouette Warranty will not apply to Machines used for competition or racing of any kind Machines designed specifically for racing Machines used for rental or leasing Machines that are subjected to abuse neglect accident improper storage or that are altered from the factory specifications Machines run on surfaces other than snow or ice Machines on which the engine serial number o
9. off position before attempting to start the motor Turn the choke lever to the on position to start a cold engine only Pull the recoil handle with a brisk motion CAUTION Do not pull the rope to its limit or allow it to snap back as this will cause damage to the recoil starter assembly Once the engine is started allow the engine to warm up for a few moments then turn the choke to the off position Alouetie CARE AND MAINTENANCE TO REMOVE HOOD 1 Remove console cover 2 Remove 4 screws 2 from each side of the hood 3 Lift hood disconnect head lamp connector then turn hood to one side and lift over the handle bars See illustrations page 21 CHAIN LUBRICATION Lubricate the drive chain every 8 10 hours of use with a dry graphite base chain lubricant which is obtainable in spray cans If spray lubricant is unobtainable then use 2 or 3 drops of motor oil to lubricate chain BRAKE ADJUSTMENT When a brake adjustment becomes necessary repo sition the retaining pin at the lower end of the brake cable and adjust the retainer so that the brake locks tightly but releases completely AIR CLEANER MAINTENANCE The air cleaner should be removed frequently and tapped lightly against a solid surface which will dislodge loose dirt accumulation The pores will eventually clog engine will begin to lose power and at this point it will have to be replaced Your Tecumseh dealer stocks them
10. 2 Tighten right adjusting bolt ref 4 Retighten right locking nut TRACKS SUSPENSION ADJUSTMENTS Note On the pre delivery inspection the track and suspension of the vehicle has been adjusted by your dealer The adjustments done will permit good handling of your snowmobile under normal driving conditions At the end of the break in period the under car riage must be checked and if necessary read justed by your dealer At that time upon your request the dealer may adjust the suspension to fit your type of driving and the ground conditions of your area Following you will find a brief description of the Boreas related to the suspension of the Super rute TRACK TENSION The track tension must be checked at every 100 200 miles of operation A properly tensioned track will have a longer life and will provide better performance FIG 9 Note Track tension check must be done with the vehicle set on a flat surface Place over the central upper portion of the track a straight bar long enough to cover the full length of the track see figure 9 At the center of the track measure the distance between the straight bar and the top of the track The track sag must be of 2 to 1 max If the tension does not meet the specifications readjust as follows refer to figure 10 1 On each side of the track unscrew the 2 axle locking screws A 2 To tighten the track tension turn clockwise the 2 ad
11. INE Read this manual thoroughly Spend some time examining your Alouette to see how it operates Once you are thoroughly familiar with the snowmobile take it out for a slow ride Start with level terrain Note that when turning you should shift your weight toward the direction of the turn The sharper the turn desired the greater weight shift required For sharp turns a kneeling position usually provides the best weight balance After the fundamentals are mastered you are ready to experiment with various terrains and speeds Experiment in steps Adhere to the old adage Learn to walk before you run You will learn that as you increase speed it becomes increasingly important that you be able to quickly shift your weight in any direc tion Kneeling or standing gives best results at higher speeds Downhill driving can be diffi cult On steep hills don t attempt to go straight down Take it slow weaving back and forth across the slope Keep the throttle closed using engine compression to keep your sled speed to a minimum Use the brake but do not lock the track since the machine may slide or tip over USE COMMON SENSE Young children and inexperienced ope rators have no place on your snowmobile Lake ice can be deceiving It can look safe and solid when it isn t Fresh snow can hide weak areas Use extreme caution when venturing onto ice Trailing on railroad right of ways is fool hardy You ll prob
12. Lubrication Off season storage After storage and before using Trouble shooting 1 Periodic trouble check list 2 Engine troubles A Engine will not start B Engine power dwindles C Other engine troubles Drive belt preventive maintenance Junior Brute Introduction Safety precautions Controls Pre operating tips Operating procedure Junior Brute care and maintenance To remove hood Chain lubrication Brake adjustment Air cleaner maintenance Engine maintenance Ski leg lubrication Track alignment amp tension Carburetor adjustment Specifications Safety information Operation of your new snowmobile Controls Fuel mixture How to get started Break in period Carburetor adjustments Gasoline tank Exhaust gas warning Extreme cold weather Gas tank condensation To open hood Converter belt replacement Care and maintenance Drive chain adjustment Track tension Track alignment Tracks suspension adjustments Track tension Track alignment Suspension adjustments Suspension tension Brake adjustment Spark plugs ES Fuse location es Warranty _ Boo ooovDvoooosoonAaA An i si i ae eo aoarftoan Alouette SUPER BRUTE 440 LC MODEL NAME amp NUMBER 74 391 Alouette ENGINE MAKE amp DISPLACEMENT 436 cc NUMBER OF CYLINDERS HORSEPOWER FUEL MIXTURE SPARK PLUG GAP NGK B amp ES SPARK PLUG TYPE OR ALTERNATIVE TYPE IGNITION BREAKER GAP CD Ignition ints Br
13. OLS 1 Throttle Lever 2 Brake Lever 3 Dimmer Switch 4 Emergency Kill Switch 5 Choke Lever 6 Recoil Starter 7 Ignition and Headlamp Switch combined PRE OPERATING TIPS The items listed below should be checked each time that the machine is going to be used 1 Check the throttle control lever It should de press without excess effort and return freely when released Check the brake lever operation The brake lever should have v2 free movement before operating the brake If there is more than v2 free play see Brake Adjustment Page 22 Check the steering to make sure that the skis turn freely Check fuel supply and always fill the tank before starting the engine NEVER fill the tank when the engine is hot Check for loose nuts and bolts Tighten if necessary Check motor oil level Add if necessary oil type SAE 10W below 32 F Check emergency switch mounted on the handle bar after starting the engine to see if it is operating correctly OPERATING PROCEDURE Ta 2 Fill gas tank with regular grade gasoline only Do not mix oil with the gasoline CHECK ENGINE CRANKCASE OIL Fill crank case with fresh clean oil SAE 10W if necessary through filler plug Be sure snowmobile is on a level surface when filling or checking engine crankcase oil Insert key and turn to on position Make sure the emergency switch is in the
14. a larger spark but will damage the ignition coil IMPORTANT When removing or replacing spark plugs on Models Super Brute 295 340 440 special attention should be taken to not damage the tem perature gauge thermal couple on the Number 1 Cylinder spark plug Clutch Side NOTE when fitting a new spark plug to the Number 1 Cylinder only the spark plug gasket must not be installed as the thermal couple replaces the gasket See Fig 15 FUSE LOCATION For instruments amp Tail Lights The fuse holder is located under the hood on the upper right hand side of the steering column Should replacement become necessary use a 9 amp fuse LUBRICATION SKI LEG MODELS SNO DUSTER 295 340 SNO BRUTE 440 ONLY Grease fittings are located just below each steering arm By using a grease gun and low temperature grease lubricate the ski legs every 40 hours of use DRIVEN PULLEY SHAFT ALL MODELS The driven pulley shaft should be lubricated every 25 hours of use with a few drops of light machine oil Lubricating the driven pulley shaft at the regu lar intervals will increase the life of the shaft and converter assembly 1 Apply a few drops of oil to the converter shaft on Super Brute models only so that the con verter assembly slides freely on the shaft Remove the drive belt and open the driven pulley Push and twist the sliding half Apply a few drops of light oil on the shaft Activate the sliding half a few tim
15. ably never hear or see an approaching train Even worse the engineer will probably never see you Unfamiliar fields and trails may harbor unexpected obstacles such as barbed wire water and sudden drops Heading into unknown snow is dangerous by day and even more so at night Never venture out on the snow alone Use the Buddy System It s a good idea to always leave word with someone about where you are heading and when you ex pect to return Be the same person on a snowmobile as you are off Common sense can prevent most snowmobile mishaps OBEY THE LAW Know the laws for operating snowmobiles in your State or Province and obey them Be aware of pending legislation Support sen sible laws Realistic restrictions help all snowmobilers BE A GOOD NEIGHBOR Respect the property of others Preserve the beauty of winter by leaving behind only the tracks of your sled Animals need all the strength they can master to survive the winter Don t put them in jeopardy by irresponsible chasing or harassing Respect quiet hours and quiet zones In the middle of the night a snowmobile is louder than during the day Or at least people seem to notice it more Bean expert and safe driver Be responsible Don t endanger others Alouelle OPERATION OF YOUR NEW SNOWMOBILE CONTROLS CAUTION Be sure of free throttle operation before attempting to start the snowmobile 1 THROTTLE
16. correct mixture is 20 1 one quart of oil to 5 gallons of gasoline Use a good quality two cycle snowmobile oil SACHS ENGINES The correct mixture is 25 1 one quart of oil to 6 gallons of gasoline Use a good quality two cycle snowmobile oil WARNING A mixing ratio lower than those pres cribed can produce excessive carbonation of the engine Mixtures higher than those prescribed will cause damage to the engine Do not use two cycle outboard motor oil SERIAL NUMBER Vehicle Identification Number The chassis number is located on the front right side of the Frame Tunnel on all 1974 Alouette Snowmobiles Please refer to this number when filling out the Warranty Registration Card in the rear of this manual HOW TO GET STARTED WARNING Before starting make sure that all controls operate freely i e throttle brake steering etc Turn ignition switch to ON position and insure emergency switch is OFF Activate choke control Applicable to cold en gine only Slowly pull out the starter handle until you feel a slight resistance then pull vigorously Immediately guide the rope back to its original position Once engine has started release the choke control IMPORTANT Never use the choke control to start a warm engine If after many tries the engine has not started release the choke control and crank again while holding the throttle lever slightly pressed As soon as the
17. eakerless IGNITION TIMING BTDC Fully advanced position 21 BTOC 12 volts LIGHTING CIRCUIT volts watts 140 watts CARBURETOR LOW SPEED JET Fixed jet ADJUSTMENT carb ler HIGH SPEED JET Fixed jet ADJUSTMENT carb SUPER BRUTE 440 74 461 Bosch W260T2 Champion N 60 N 2 016 3 2 mm 3 6 mm 126 142 12 volts 75 watts Fixed jet carb Fixed jet carb SUPER BRUTE 340 74 451 Bosch W260T2 Champion N 60 N 2 016 3 2 mm 3 6 mm 126 142 12 volts 75 watts Fixed jet carb Fixed jet carb SPECIFICATIONS SUPER BRUTE 295 74 441 Bosch W260T2 Champion N 60 N 2 016 3 2 mm 3 6 mm 126 142 12 volts 75 watts Fixed jet carb Fixed jet carb Bosch W260T2 Champion N 60 N 2 016 3 2 mm 3 6 mm 126 142 12 volts 75 watts 1 turn SNO om 74 143 Kohler 338 cc Bosch Champion 016 2 28 mm 090 12 volts 75 watts 1 turns SNO aren JUNIOR BRUTE 14 142 74402 Kohler Tecumseh 294 cc 209 cc Bosch M240T1 Champion K 7 K 8 AC C45 Champion 5 8 016 2 45 mm 098 12 volts 75 watts 144 turns Alouelle amp SAFETY INFORMATION LET S ADMIT IT SNOWMOBILES CAN BE DANGEROUS But they can also be safe Alouette has incorporated numerous safety features in the snowmobile you have purchased But it s still up to you You can be a safe operator if you 1 KNOW YOUR MACH
18. ealer to have the chain readjusted as soon as possible TRACK TENSION SNO DUSTER 295 340 amp SNO BRUTE 440 The track on your ALOUETTE is adjusted by your dealer However track tension should be checked and adjusted if necessary after five hours of use and periodically thereafter 1 Set the snowmobile on a clean flat surface 2 The top face of a properly adjusted track will have a 1 4 sag as you look down the inside of the tunnel from the rear of the snowmobile 3 To tighten or loosen track loosen tension nuts ref 1 and 2 turn adjusting bolts ref 3 and 4 clockwise to tighten counterclockwise to loosen FIG 8 4 To complete adjustment tighten tension bolts ref 1 and 3 TRACK ALIGNMENT It is essential that the track be in alignment at all times in order to keep rubber sprocket teeth wear to a minimum Improper adjustment of track ten sion can seriously alter the track alignment To adjust follow these steps 1 Raise up the rear of the vehicle until track runs free 2 Start machine and allow track to run free at low speed for two or three revolutions The rear rubber sprocket teeth must be per fectly centered in the track slots If track must be adjusted to the right loosen left locking nut ref 1 in picture under TRACK TENSION section Tighten clockwise left adjusting bolt ref 3 Retighten left locking nut If adjustment is to the left loosen right locking nut ref
19. eft sides of the hood 2 Tilt the hood forward Alouelle CARE AND MAINTENANCE CONVERTER BELT REPLACEMENT Open hood and remove clutch guard Separate the driven pulley by pulling and twisting the sliding half Press the upper part of the drive belt down on the driven pulley shaft This will hold the driven pulley open Slip the belt out of the bottom of the driven pulley and remove from the clutch pulley Reverse procedure to install the new belt DRIVE CHAIN ADJUSTMENT SNO DUSTER 295 340 amp SNO BRUTE 440 Check the tension of the drive chain periodically There should be 3 free movement measured on the outer circumference of the brake pulley Points A amp B To tighten chain move screw C inwards and to SUPER BRUTE 295 340 440 440LC loosen chain move screw C outwards NOTE For maximum performance the drive chain Drive chain runs in 6 8 oz of SAE 30 oil which tension must be checked periodically Since this is poured in through filler plug D adjustment is relatively critical we strongly recom mend that you see your Dealer if a readjustment is required Remove the drive belt from the pulleys Check the chain free play by moving the driven pulley back and forth and by measuring at the outside diameter of the sheave the total free movement of the pulley see figure 7 If the free play is within the specifications reinstall the drive belt If not see your D
20. es to distribute the oil equally IMPORTANT Be careful not to get any oil on the faces of the driven pulley DRIVE PULLEY MAINTENANCE Each 1974 Alouette Snowmobile is equipped with a precision calibrated drive pulley To ensure maximum life and performance of the drive pulley you must have it verified amp cleaned by an Alouette dealer every 40 50 hrs of use IMPORTANT Do not attempt to service the clutch as it requires special tools to disassemble and re assemble without damaging the drive pulley as sembly OFF SEASON STORAGE 1 Block vehicle off ground to take weight off track and skis 2 Loosen track tensioner Drain gasoline from gas tank Drain carburetor by disconnecting fuel line Start engine and run until carburetor is dry Remove spark plug and pour 1 tablespoon of S A E 30 oil through spark plug hole Turn over engine 4 times by pulling starter rope Replace spark plug 6 Wipe down all parts with oily rag AFTER STORAGE AND BEFORE USING 1 Align and adjust track 2 Replace gasoline filter 3 Tighten all screws and nuts 4 Check spark plugs and reset or replace if ne cessary Fill gasoline tank with recommended gas oil mixture Aouelle TROUBLE SHOOTING 1 PERIODIC TROUBLE CHECK LIST CHECK FUEL Fuel in tank SYSTEM FOR CHECK IGNITION SYSTEM FOR CHECK DRIVE BELT AND DRIVE CHAIN FOR Proper fuel mixture Fuel flow to carburetor Proper carburetor
21. h side of suspen sion see illustration A 2 Tighten or loosen adjuster bolts see illustration B to adjust track tension 3 The track tension should be adjusted so that with the machine on a flat surface there is no slack or sag in the track s top surface 4 For final alignment of the track tighten and loosen opposite track adjusters to center the rear idler sprocket in the track holes see illustration CARBURETOR ADJUSTMENT 1 Close high speed adjusting needle FINGER TIGHT ONLY by turning clockwise Do not force as this will damage carburetor internal seat 2 Open counterclockwise one full turn 3 Close idle adjusting needle FINGER TIGHT ONLY by turning clockwise Do not force as this will damage carburetor internal seat Open counterclockwise five eights turn Start engine With engine running at full throttle adjust high speed adjusting needle backward and or for ward turn at a time until engine runs smooth Allow engine to run at each new needle set ting for at least 10 seconds to give engine time to react to each new setting When engine is running smoothly correct set ting has been reached 7 Close throttle until en gine is idling and ad just idle adjusting ou yg needle in same man ADJUSTING ner HIGH SPEED j 101074 17 WARRANTY WARRANTY PERIOD Each new Alouette snowmobile with the excep tion of the Junior Brute snowmobile
22. justing nuts B FIG 10 To slacken the tension turn counter clockwise the adjusting nuts B 3 Retighten the 2 axle locking screws A Remark Proceeding the tension check the track alignment must be verified TRACK ALIGNMENT The track alignment must be checked at every 100 200 miles same as the track tension A badly aligned track will have a very short life Lift the rear of the vehicle high enough to have the track clear the ground Block the vehicle into this position CAUTION Before proceeding to this check make sure the vehicle is perfectly secure in place We strongly recommend that you block the front of vehicle by placing the ski ends against a wall or a similar obstacle Start the engine and have the track rotate slowly With the track turning visually check on one side the distance between the drive cogs and the side of suspension rail ref A fig 11 The distance should be equal at the front and at the rear see illustration 11 If it happens that the distance between the 2 reference points is not the same correct the alignment as follows Stop the engine If there is a larger distance at front correct by slackening the 2 locking screw A of the rear axle see photo 10 and slacken the adjusting nut B If the distance is larger at the rear correct by tightening the adjusting nut B Retighten the 2 axle locking screw A
23. ppage caused by or has baked appearance Insufficient pressure on belt sides Excessive horsepower for belt and clutch Excessive oil on pulley Excessive slippage _ Rough or scratched pulley surface Improper belt angle xcessive slippage in driver pulley caused by Locked track Clutch not functioning properly Engine idle speed too high Idle speed too high Check drive pulley for worn flyweights Consult dealer Clean pulley surfaces Check driver pulley for smooth actuation Replace or repair pulley Consult application data 3 Belt worn excessively in top width legplpge 4 Belt worn narrow in one section Rotate track by hand until free Repair or replace clutch pulley s Reduce engine RPM Reduce engine RPM Incorrect belt length Consult application date Incorrect drive center distance See Service Manual 6 Concave worn belt sides Excessive ride out on driver pulley a Repair or replace driver pulley b Increase center distance _ Excessive belt speed Reduce engine RPM at high speed B Belt Flip Over at a Pulley misalignment Align pulleys high speed b Excessive belt speed Reduce engine RPM c Excessive aasar on drive pulley Repair or replace driver pulley See Service Manual 9 Belt edge cord breakage a Pulley misalignment Align pulleys b Improper belt installations See Service Manual 10 Flex cracks between Cogs Considerable use belt wearing out Replace belt 11
24. r frame serial numbers have been changed or defaced Machines on which parts other than genuine Alouette replacement parts have been used Machines that have been serviced or repaired with exception of normal customer mainte nance by anyone other than an authorized Alouette Servicing Dealer Parts such as ski runners clutch drive belt spark plugs light bulbs track inserts nylon slide bar slide suspension models and throttle or brake cables which are subject to normal wear and tear during normal use are excluded from this warranty Alouette Recreational Products Ltd sole and exclusive liability for defects in material and workmanship shall be limited to repair and replacement and Alouette Recreational Products Ltd shall in no event be liable for any incidental consequential contingent or any other damages This warranty does not obligate Alouette Recreational Products Ltd to bear the cost of transportation charges in connection with the repair or replacement of defective parts This warranty is made in lieu of any other warranty or warranties of every kind whatsoever whether expressed implied or statutory and except for the foregoing warranty which is exclusive there are no express or implied warranties of merchant ability or of any other type
25. recommend that you ask your dealer to install an optional shock absorber in order to improve the suspension characteristics a gt Sa i FIG 13 SNO DUSTER 295 340 amp SNO BRUTE 440 FIG 14 SUPER BRUTE 295 340 440 440 LC BRAKE ADJUSTMENT From time to time the brake mechanism should be checked and readjusted if necessary To adjust the brake pads tighten or loosen The Lock Nut 1 as required to permit the brake pads to just clear the sheave or brake disc To adjust for excessive play in the brake cable or lever posi tion loosen Jam Nuts 2 and move brake cable housing 3 as required Retighten Jam Nuts NOTE On Models Super Brute 295 340 440 440 L C remove Cotter Pin R before adjusting the Brake Adjuster Nut 1 Be sure to refit Cotter Pin R after the adjustment is completed SPARK PLUGS Since Snowmobile engines operate on a gasoline and oil mixture it is quite common for spark plugs to become fouled much quicker than in engines which use only gasoline fuel Therefore engine performance will be improved if the spark plugs are periodically checked and cleaned or replaced Always use the spark plug or equivalent listed for your engine in the specification chart on page one CAUTION Incorrect plugs or loose spark plugs can cause serious damage to your engine It is very important that the plug gap be set page one as per specification chart A larger than specified gap will not give
26. s a Irregular running because 1 Ignition cable disconnected or damaged 2 Overheated engine this gives rise to bubbles of fuel vapour in the carburetor which obstruct the fuel supply 3 Contact breaker points oiled up or corroded Engine 4 strokes and will not reach its normal speed because 1 Choke is closed 2 Carburetor overflowing because of the float needle seat dirty or damaged 3 Exhaust port is clogged with oil carbon Engine develops a pinging noise when run at full throttle under load because 1 Too much ignition advance 2 An excessively thick layer of carbon in the combustion chamber Engine backfires or blow back occurs in carburetor because 1 Engine not getting enough fuel 2 Spark plug incandescent because of wrong thermal value 3 Spark plug fouled dirty or faulty 4 Air infiltrating into engine 5 Water in carburetor Overheated engine piston jamming gos Engine not correctly decarbonized pis ton head has been cleaned to a bright finish whereas firmly adhering carbon should be left in position Engine not getting enough fuel Too lean carburetor mixture Not enough oil in gas mixture Alouette DRIVE BELT PREVENTIVE MAINTENANCE SYMPTOMS CAUSE TREATMENT 1 Uneven belt wearon gt a Pulley misalignment a Align pulleys one side only b Loose engine mount b Replace or tighten engine mount 2 Belt glazed excessively Excessive sli
27. tion Be sure switch is in the ON position before attempting to start engine b Super Brute 295 340 440 440LC are equipped with a 3 position emergency switch Move switch lever forward or barckward will shut off the motor center position is normal running 8 DIMMER SWITCH headlamp There are 2 positions on the dimmer switch for high and low beam operation 9 ENGINE TEMP GAUGE Indicates cylinder head temperature The yellow area of the gauge indicates that the engine is starting to overheat and you should moderate your speed The red area of the temperature gauge indicates Danger and possible engine damage could occur Have your engine checked by an Alouette Dealer if your temperature gauge con tinues to operate in the Red FUEL MIXTURE Your ALOUETTE is powered by a two cycle air cooled engine which requires a certain amount of oil added to the gasoline for lubrication GASOLINE Use a good quality regular grade 92 octane or better gasoline No lead or low lead grades are not recommended They cause preignition because of their low octane rating MIXING PROCEDURE For correct mixing always pour some of the gaso line into the mixing container first then add the oil Agitate this partial mixture and then add the rest of the gasoline Agitate again Mixing directly in the snowmobile gasoline tank is not recom mended since the oil and gas usually do not mix properly KOHLER ENGINES amp ALOUETTE 440LC The
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