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Summary of Contents for LC29

Page 1: ...OIDIIOIIIE IIAnUAI...

Page 2: ...DRIVE BELT REPLACEMENT 29 1972 LC44 ELECTRICAL SCHEMATIC 12 CLUTCH ALIGNMENT 30 1973 74 LC29 ELECTRICAL SCHEMATIC 13 RIDE ADJUSTMENT 30 1973 LC44 1974502 ELEClRICAL SCHEMATIC 14 SPR ING TENSION 30 SUS...

Page 3: ...ARK ADVANCE 020 High 1 turn Low 1 8 turn 1500 2000 RPM Standard B7ES NGK Replacement N3 Or N3G Champion Hard running BBES NGK or N2G Champion BOLT TORQUE SPECI FICATIONS TORQUE 35 ft l bs r r 60 in Ib...

Page 4: ...of times to distrhJle oil in engine Give engine a small amount of gas oil mixture from squirt bottle Make sure kill button and ition switI h are on pull choke out and pull th If me engine does not st...

Page 5: ...iY vintagesnow obil Remove tb fuel line frOIT the car bile com vintagesnc buretor vintagesnowmo com vintagesnowmobil VI 9 s owmobile com vintagesnc vintagesno ob i o vintagesnowmobil c m nowmobile com...

Page 6: ...e test with a new plug Go on to STAGE II ELECTRICAL Check the firing end for unusual deposits and conditions THEN Check the carburetor for lean settings and if OK go on to other checks for overheating...

Page 7: ...ot and maybe excessively advanced detonate adjust as necessary The timing is excessively The engine will not produce nor retarded mal honepower adjust IS neces V E STROBE LIGHT TEST Start tile engine...

Page 8: ...engine will run hot or perhaps will not start at all replace damaged parts The fuel will not be controlled and the engine will be flooded Air will leak into the intake port and cause a lean mixture s...

Page 9: ...point that an air leak will occur this will not be detected by a static pressure test The engine will overheat due to lean mixture AND OR the ignition contact points can be opened at the improper tim...

Page 10: ...ter not functioning properly c Engine idle speed too high a Idie speed too high b Incorrect belt or belt length c Incorrect drive center Align pulleys Replace or tighten engine mount c Grind or polish...

Page 11: ...driver pulley d Incorrect belt d See Operator s length Manual 9 Belt edge cord broken a Pulley misalignment a Align pulleys b Improper belt b See Operator s installation Manual c Engagement speed c R...

Page 12: ...p 1 n...

Page 13: ...m vintage 0 moblle com vintagesnowmobile com Intagesnowmobile com vln snowmc vintagesnowmobile com vintagesnowmobile com vintagesnowmobile com vintagesnowmobile com vintagesn vintagesnowmobile com vin...

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Page 17: ...h shaft into chain case hole and pull out bottom SUSPENSION Remove suspension To remove suspension remove the four 4 3 8 locking bolts mounting suspension to chassis Plug air bleed hole in gas cap tur...

Page 18: ...onto drive shaft Snug chaincase tightly up against tunnel Slide top sprocket spacer over spline and install sproc ets and chain Screw bolt in driveshaft to hold chain sprocket on apd center track dri...

Page 19: ...uspension Raise machine rear approximately 3 off ground on secure stand Slide suspension into track Line up front two 2 mounting bolts insert and tighten Slide a 2 x2 or 2 x4 block under track positio...

Page 20: ...choke cable bracket Remove throttle cable at throttle lever next 0 handle i p Remove two 2 1 4 nuts at upper steering bracket Lift steering post away from engine compartment Disconnect COl unit lead...

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Page 22: ...oolant bypass hose Remove the three 3 8mm bolts holding water pump mounting brackets to end cylinder then remove water pump and brackets Remove motor mounts on top and bottom of engine Remove 10mm cyl...

Page 23: ...21 Now you can disassemble crankcase Remove 18 12 remaining 8mm bolts and two 2 10mm bolts With plastic hammer tap on one half of crankcase holding the other half When case separates shaft can be rem...

Page 24: ...NGINE ASSEMBLY Page 22...

Page 25: ...ets to place under seal plate If micrometer measures from 091 and up use 2mm 008 if it measures from 081 to 091 use 3mm 012 if it measures from 080 and down use 5mm 020 Install correct gasket and seal...

Page 26: ...and spacers then install remaining snap ring On 1973 models with L ring pistons the L ring locator pin must face intake port and on bottom ring the locator pin must be between exhaust and transfer por...

Page 27: ...place first to properly align cylinders Place heads on cylinders and install outlet coolant manifold on heads and torque 6mm manifold nuts to 60 inch Ibs Now torque 8mm head nuts to 17 ft Ibs using th...

Page 28: ...LC29 Coat breaker cam with thin coat of grease Connect timing equipment light buzzer or ohm meter to white primary lead adjust point gap to get correct timing Point gap should be between 012 and 017...

Page 29: ...m bolts in the two 2 7 16 bolts on front mounts Set steering post in position and tighten all bolts Install third carb next to coolant pump Install throttle cable on cable bracket Center bracket on In...

Page 30: ...y advanced position Timing cannot be adjusted on this system and shouId never change LC29 The LC294 engine is equipped with breaker point magneto ignition system Timing is factory set a 3 5mm BTDC in...

Page 31: ...and plug in electrical plug Replace with dual element 12 volt GE4454 bulb or equivalent HEADLIGHT ADJUSTMENT Four headlight adjustment screws enable you to adjust the beam up down and to either side...

Page 32: ...nd rotate chaincase n slots until clutches are parallel Then recheck offset RIDE ADJUSTMENT SPRING TENSION Increas ng or decreasing the spring tension by adjusting the eye bol a e front of the spring...

Page 33: ...e tightened If track is already very tight then adjusting nut on track side farthest from tunnel must be loosened Adjusting for drop and alignment you should wind up with correct track tension and ali...

Page 34: ...icant is not a substitute for no snow conditions and does not permit your Brut to be run for distances without some moisture or snow for normal slide rail suspension lubrication Brutanza has available...

Page 35: ...rejected No claim has been rejected yet for this reason however if it continues to be a problem there will be no other choice but to do so GROUP CLAIMS There will be times this year when we will use...

Page 36: ...ainly controls the engagement BP 1 The size of wire and number of coils will determine the amount of Teight you need to shift the clutch at a given Note pasit10n of IIm ks on cover and stationary befo...

Page 37: ...towers on moveable and prevent return to neutral to the point t lhere considerable damage may result SCre tl TS In Arms J her on each arm HIll lower t he shift ra np e R Pr by 50 l Hasher will raise t...

Page 38: ...the rear of machine the end of your piece of wire you se a fish scale that reads to aprox ale to wire rear of the clutch Pull on the up the moveable sheave move it off the pressure easy so you do eabl...

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