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Содержание 768.884900

Страница 1: ...er s manual MODEL 768 884900 8 H P 25 INCH J SBARS CRAFTSMAN TRAC DRIVE DUAL STAGE SNOWBLOWER With Electric Starter SEARS ROEBUCK AND CO Chicago Illinois 60664 U S A Part No 6757 Issue 9 86 Litho in Canada ...

Страница 2: ...our unit sothat you will beable to provide it in caseofloss ortheft DATE PURCHASED MODEL NO CODE NO _ STORE WHERE PURCHASED ADDRESS CITY STATE TELEPHONE MAINTENANCE AGREEMENT The Craftsman Warranty plus a Maintenance Agreement provide maximum value for Sears products Contact your nearest Sears store for details TWO YEAR WARRANTY ON CRAFTSMAN SNOWBLOWER Fortwo years from the date of purchase when t...

Страница 3: ...brate abnormally stop the en gine motor and check immediately for the cause Vibra tion is generally a warning of trouble 5 Stop the engine motor whenever you leave the operating position before unclogging the collector impeller housing or discharge guide and when making any repairs adjust ments or inspections 6 When cleaning repairing or inspecting make certain the collector impeller and all movin...

Страница 4: ... Pair pliers or screw driver to spread cotter pin A DANGER A Always wear safety glasses or eye shields while assem bling snow blower Figure 1 shows the snowblower in the shipping position Figure 2 shows the snowblower completely assembled Reference to right and left hand side of the snowblower is from the operators position at the handle WING NUTS FIGURE 1 Unpacking Cut two rear corners of carton ...

Страница 5: ...SHER LEFT HANDLE Speed Select Lever Cut plastic tie securing speed select lever assembly to the shifter bracket Remove locknut washer spring and bolt from bracket Position speed select lever assembly as shown Figure 5 and replace bolt spring washer and locknut Tighten locknut until 1 8 to 3 16 of the bolt protrudes past the locknut Move shifter through all speeds to ensure proper tension of spring...

Страница 6: ... FULL CHOKE position to start a cold engine Primer Button Used to inject fuel directly into car buretor manifold to insure fast starts in cool weather Ignition Key must be inserted into ignition key slot to start engine Pull out to stop Do not turn ignition key FIGURE 6 OIL FILL CAP DIPSTICK IGNITION KEY OIL DRAIN PLUG PRIMER BUTTON THROTTLE CONTROL LEVER Starter Handle This snowblower is equipped...

Страница 7: ...o not overfill Tighten fill cap dipstick securely each time you check oil level NOTE Sears S A E 5W 30motor oil Sears stock number 2133531 may be substituted in areas where temperature is consistently 20 F or lower 2 Fill gas tank with clean fresh lead free grade auto motive gasoline Low lead or regular gasoline is an acceptable substitute NOTE Do not use Ethyl high octane gasoline or Gasohol Be c...

Страница 8: ...rotected Ifover heated it will stop automatically and can be restarted only when it has cooled to a safe temperature A wait of about 5 to 10 minutes is required 8 When engine starts release starter button and move choke gradually to Off 9 Disconnect power cord from receptacle first and then from switchbox 10 Run engine at or near top speed 11 To stop engine move throttle control lever to stop posi...

Страница 9: ...VE CLUTCH FIGURE 12 TRACTION DRIVE CLUTCH 6 Engage traction drive clutch left hand as the snow blower starts to move maintain a firm hold on the handles and guide the snowblower along the cutting path Do not attempt to push the snowblower 7 To stop forward motion release traction drive clutch left hand 8 To stop auger release auger drive clutch right hand 9 To move the snowblower backwards move sp...

Страница 10: ...urs thereafter or at least once a year ifthe snowblower is not used for twenty five hours To Drain Oil Position snowblower so that the oil drain plug is lowest point on engine Remove oil drain plug and oil fill cap and drain oil into a suitable container Figure 14 NOTE Oilwilldrainmore freely when warm Replace oil drain plug and tighten securely Refill crank case with Sears S A E 10W30 motor oil o...

Страница 11: ...ld be used Remove filler plug D Figure 18 once a year Ifgrease is visible do not add Shell Alvania EPR00 Mobile Mobilplex EP23 and Texaco Marfak AP are suitable equivalents The following Maintenance Check List is supplied to assist operator to properly maintain snowblower This is a check list only Adjustments referred to willbe found in Adjustments Repairs section of this manual Maintenance Check ...

Страница 12: ...ame height NOTE Be sure that snowblower is set at same height on both sides A DANGER A Be certain to maintain proper ground clearance for your particular area to be cleared Objects such as gravel rocks or other debris if struck by the impeller auger may be thrown with sufficient force to cause personal Injury property damage or damage to the snowblower Belt Adjustment Beltsstretch during normal us...

Страница 13: ...uide Adjustment Have someone engage auger drive Measure the distance between the belt guides and belt The distance should be 3 32 inch for both guides Ifadjustment is necessary loosen mounting bolts Move belt guides to the correct position Tighten mounting nuts Replace belt cover FIGURE 23 LH BELT GUIDE 3 32 INCH TRACTION DRIVE SPRING W r 1 o AUGER 1 DRIVE A SPRING V Ik FIGURE 24 Cable Adjustment ...

Страница 14: ...m gas tank Disconnect spark plug wire Stand snowblower up on auger end Disconnect rightside track connecting rod Figure 26 Rotate track till parallel to ground Remove three fasteners securing friction disc to hub Move speed select lever into first gear Loosen four 10 keps nuts securing bearing plate DO NOT REMOVE NUTS NO TE Reassembly will be easier if a piece of tape is placed over each of the ca...

Страница 15: ...st track so the deflected distance between top of side plate and inside of track is not greater than 2 Before tightening bolts A be sure axle shafts are parallel Spark Plug Adjustment Clean spark plug and reset gap periodically Clean area around spark plug base before removal to prevent dirt from entering engine Replace spark plug ifelectrodes are pitted or burned or if porcelain is cracked Clean ...

Страница 16: ...osition Turn the idle adjustment needle in or out 1 8 turn at a time until engine idles smoothly NOTE Allow several seconds between each adjustment for the engine to react to the new carburetor settings IDLE ADJUSTMENT NEEDLE CIom finger tight only HIGH SPEED ADJUSTMENT NEEDLE Oottflngtrtight only FIGURE 33 A CAUTION A Never tamper with engine governor which is factory set for proper engine speed ...

Страница 17: ...r store engine with fuel in tank indoors or in enclos ed poorly ventilated enclosures where fuel fumes may reachan open flame spark or pilotlightas on a furnace water heater clothes dryer etc Handle gasoline carefully Itis highly flammable and careless use could resultin serious fire damage to your person and or property Drain fuel into approved containers outdoors awayfrom open flame 17 Operating...

Страница 18: ...l Worn or damaged friction disc Replace friction disc Refer to Friction Disc Replacement in Adjustment Repair section of this manual Unit fails to discharge snow Auger drive belt loose or damaged Adjust auger drive belt replace ifdamaged Refer to Belt Adjustment or Belt Replacement in Adjustment Repairs section of this manual Auger control cable not adjusted correctly Shear bolt broken Adjust auge...

Страница 19: ...key 41 71086 1 8 x 3 4 roll pin 74 73839 Bolt axle 1 4 x 2 1 4 Gr 8 15 73787 Washer belt retainer 42 53832 Hex shaft 75 6215 Axle wheel drive 16 71060 5 16 split lockwasher 43 85501 Assembly trunion bearing 76 6215 Gear 48 tooth 17 71393 5 16 18x3 4 bolt 44 73811 Retainer 1 1 4 80 85510 Bottom panel 18 85489 Auger idler assembly 45 53831 Hub friction wheel 81 53794 Spacer 19 443 Spring impeller br...

Страница 20: ...y Auger Housing Height Adj Skid 5 16 18x3 4 Self Tap Bolt Scraper Bar Gear Box Auger R H Shear Bolt 1 4 Lock Nut Spacer Washer Bearing Auger Shaft Auger L H 8 32 Centre Lock Nut 8 32 x 1 2 Bolt Retainer Snow Chute Hand Guard Retainer Hand Guard Retainer Auger Shaft Flange Chute Rotate Side Plate L H Side Plate R H Spacer Shear Bolt 5 16 18x1 Carriage Bolt Plastic Washer 20 Ref No 1 2 3 4 5 6 7 8 9...

Страница 21: ...ssion Shift Lever Shift Bracket Knob 5 16 18 x 3 1 2 Carriage Bolt Saddle Washer Wing Nut Lower Handle 1 4 Split Lockwasher 1 4 20 Hex Nut Clutch Handle Pivot Adaptor Rod Speed Control Cap Nut Handle Bumper Seal Housing L H Bearing Housing Assy L H Race Thrust Key Woodruff 91 Gear Worm Gasket Housing Assy R H Auger Shaft 5 16 24x1 3 4 Bolt Ring Quad Bearing Impeller Shaft Race Thrust Bearing Needl...

Страница 22: ...28 71060 Lockwasher 5 16 8 6014 Track Plate Outer L H 29 71037 Nut 5 16 18 9 5949 Track 30 6021 Bracket R H 10 5944 Wheel Idler 39 6020 Bracket L H 11 5942 Shaft Wheel 40 6028 Pedal Weight Transfer 12 5943 Wheel Drive 41 6025 Spring 13 6080 Bushing 42 518 Pal Nut 14 5930 Sprocket 33 Tooth 43 6215 Gear 15 5917 Chain 45 71005 Bolt 3 8 16 x 1 16 5928 Sprocket 18 Tooth 46 71062 Lockwasher 3 8 17 1798 ...

Страница 23: ...ng Sealed Beam 3 4 4134 71009 LightAssembly 1 2 3 8 16x1 3 4 Screw 5 6 7 8 218 4160 71062 71044 Bracket Light Mounting 5 16 18x1 3 4 Carriage Bolt 3 8 Split Lockwasher 3 8 16 Hex Nut 9 10 71060 71035 5 16 Split Lockwasher 5 16 18 Hex Nut 11 6277 Wire Harness 12 50803 Insulator ...

Страница 24: ...CRAFTSMAN 4 CYCLE ENGINE ENGINE MODEL NUMBER 143 766152 24 ...

Страница 25: ...273A Extension Blower housing 114 29752 Nut Lockwasher 1 4 28 23 650128 Screw Fil hd Sems 10 24 x 1 2 115 33263 Gasket Carburetor 24 35262 Gasket Cylinder cover 117 33877 Pipe Intake 25 35445 Cover Assy Cylinder Incl Nos 26 118 30088A Screw Fil hd Sems 1 4 28 x 1 27 28 37 119 650378 Screw Fil hd Sems 5 16 18 x 1 1 8 26 35377 Bearing Cylinder cover 120 27915 Gasket Intake pipe 27 35319 Seal Oil 121...

Страница 26: ...arburetor Incl No 115 x5 8 213 590630 Starter Rewind 174 650665 Screw Hex washer hd thread cutting 215 33279D Gasket Set Incl items marked 1 4 15x7 8 216 Electric Starter Kit 143 88924 175 34156 Tank Fuel Incl No 176 176 34210 Cap Fuel tank 177 30705 Line Fuel indicates Parts Included in 178 26460 Clamp Fuel line Gasket Set Ref No 215 179 32961 Valve Fuel shut off CARBURETOR NO 632334 21 23 27 5A ...

Страница 27: ...590476 13 590477 14 590600 15 590601 Part Name Starter Rewind Pin Spring Cam Dog Spring Brake Dog Starter Spring Dog Pulley Spring Keeper Assy Housing Starter Rope Starter Handle Mitten Grip Not included with starter Retainer Dog Screw No 6 x 5 16 Washer Washer CRAFTSMAN 120 VOLT ELECTRIC STARTER KIT NO 143 88924 650819 32450B 27 33433 33431 x33432 33430 33842 33451 30063 ...

Страница 28: ...WER All partslisted herein may be orderedthrough SEARS ROEBUCK AND CO RETAIL OR CATALOG STORES AND SERVICE CENTERS If the partsyou need are not stocked locally your order will be electronically transmitted to a SEARS Parts Distribution Center for expedited handling When ordering partsby mail sellingpriceswill be furnished on requestor parts will be shippedat prevailing prices and you will be bille...

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