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OWNER'S
MANUAL
247.799640
CRRFTSMRN®
9 HORSEPOWER
MULCHING AND BAGGING
Caution:
CHIPPER-VACUUM
Readand Follow
All SafetyRules
and Instructions
BeforeOperating
Assembly
ThisEquipment
Operation
Customer Responsibilities
Service and Adjustment
Repair Parts
SEARS, ROEBUCKAND CO., HoffmanEstates, IL 60179 U.S.A.
i
inted in U,S.A. 770-8894K 2/95
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!MPORTANT OPERATIONPRACTICES THISSYMBOLPOINTSOUTIMPORTANT SAFETY INSTRUCTIONS WHICH,IF NOTFOLLOWED, COULDENDANGER THEPERSONAL A ATTEMPTING TOOPERATE YOURPOWER CHIPPER-VACUUM. FAILURE TO COMPLY WITHTHESEINSTRUCTIONS MAYRESULTIN _ AFETYAND/ORPROPERTY OFYOURSELF ANDOTHERS.READANDFOLLOWALL INSTRUCTIONS IN THIS MANUALBEFORE PERSONAL INJURY. WHENYOUSEETHISSYMBOL-- _ REEDITSWAFINING. Your chipper-vacuum was built to be operated according to the rules for safe operation in this manua. As with any type o
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• Keepall nuts. bolts,andscrewstightto besurethe equipmentis • Check and add fuel beforestarting the engine. Never in safeworking condition. removegas cap or add fuel while the engineis running. Allowengineto cool at leasttwo minutesbeforerefueling. • Nevertamperwith safetydevices. Checktheir properoperation regularly. • Replacegasoline cap securely and wipe off any spilled gasolinebeforestartingthe engine as it maycauseafire or • After striking a foreign object,immediatelystop the engine,dis- e
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CONGRATULATIONS on your purchase of a Sears PRODUCT SPECIFICATIONS Craftsman Chipper-Vacuum. It has been designed, engineered and manufactured to give you the best possible Horsepower: 9.0 dependability and performance. Should you experience any problem you cannot easily rem- Engine Oil Capacity: SAE 30 edy, please contact your nearest Sears Service Center/ API Classification SF, SG or SH (26 Ounces) Department in the United States, We have competent, well- trained technicians and the proper too
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i TABLE OF CONTENTS SAFETY RULES ..................................................... 2, 3 OPERATION ......................................................... 8-11 PRODUCT SPECIFICATIONS ................................... 4 CUSTOMER RESPONSIBILITt ES ..................... 12, 13 MAINTENANCE AGREEMENT .................................. 4 STO RAG E ................................................................ 14 CUSTOMER RESPONSIBILITIES ................. 4, 12. 13 SERVICE AND ADJUSTMENT ....
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ASSEMBLY INSTRUCTIONS iiii i Hub IMPORTANT: This unit is shipped WITHOUT GASO- Bag LINE or OIL in the engine. After assembly, see opera- tion section of this manual for proper fuel and engine oil recommendations. NOTE: To determine right and left hand sides of your Front Wheels chipper-vacuum, stand behind and face the unit (Refer to figure 7). Your chipper-vacuum has been completely assem- bled at the factory except for the front wheels, hub caps, nozzle, chipper chute, support bracket and bag.
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He)( Bolts, Flat Upper Handle its ATTACHING THE CHIPPER CHUTE AND i HexNuts SUPPORT BRACKET (See figure 4) _Chiploer • Remove the two hex !ock nuts from the hex bolts Chute which secure the right side of the upper handle to the lower handle, Leave bolts and washers in place. • Remove three cupped washers and 5/16" hex nuts from the weld studs beside the opening on the right side of the chipper-vacuum, jpporl racket • Place the chipper chute in position over the weld studs (slot goes at the botto
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ATTACHING THE BAG Stra Straps on aps on Shift Knob_ Baa • Place bag inside of handle assembly. Slip the opening on the bag over the discharge chute, mak- ing certain it is over the rib on the discharge chute. See figure 6. • Place the four straps on the top of the bag over upper handle, hooking them on studs. See figure 7. NOTE: Be sure the bag goes under the drive clutch handle. Upper Handle / I • Squeeze the clamp on the drawstring, and puff the drawstring tight. Release the clamp. FIGURE 7. I
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MEETSANSI SAFETY STANDARDS Sears chipper-vacuums conform to the safety standards of the American National Standards InsUtute. the wheel drive. Release the drive clutch handle to OPERATINGCONTROLS (See figure 9) stop the forward ddve. SHIFT LEVER--The shift lever determines ground CHOKE LEVER--Used to enrich the fuel mixture in speed. It may be placed in one of eight positions. the carburetor when starting a cold engine. Forward--one of six speeds. Position number one (1) Esthe slowest. Position
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If necessary, use the tamper plug provided to push GASAND OIL FILL-UP material into the chipper chute. See figure 8. NEVER OIL PLACE HANDS INSIDE CHIPPER CHUTE. PIace Only use high quality detergent oil rated with API tamper plug inside chipper chute when not in use to service classification SF, SG or SH. Select the oil's deaden the sound. viscosity grade according to your expected operating temperature. Colder < 32°F _- Warmer 5W30 SAE 30 NOTE: Although multi-viscosity oils (5W30, 10W30, etc.)
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Check the fuel level periodically to avoid running out NOTE: A noise will be heard when finding the start of of gasoline while operating the chipper-vacuum. If the the compression cycle. This noise is caused by the unit runs out of gas as it is chipping, it may be neces- flails and fingers which are part of the shredding mech- sary to unclog the unit before it can be restarted. anism failing into place, and should be expected. In Refer to "Removing the Flail Screen" in SERVICE addition, the flai
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CUSTOMER RESPONSIBILITIES ,,==,= o=,== . * ==. 0== ===v,c= O" o..== F- _ Oil Pivot Points "J a O _: Clean Chipper-Vacuum _/ _ Check Engine Oil _/ Change Engine Oil _/ _J UJ Service Air Cleaner _/ z Clean Engine Cylinder q _/ ug Spark Plug _/ ._I Muffler _/ _/ CHECK Colder _ 32°F _- Warmer GENERALRECOMMENDATIONS 5W30 SAE 30 AND DISCONNECT THE SPARK PLUG _b WARNING: ALWAYS STOP THE ENGINE WIRE BEFORE PERFORMING ANY MAINTENANCE OR ADJUSTMENTS. NOTE: Although multi-viscosity oils (SE30, 10W30, etc.)
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AIR CLEANER FLER AREA TO REMOVE ALL GRASS, The air cleaner prevents damaging dirt, dust, etc., WARNING: PERIODICALLY CLEAN MUF_ DIRT AND COMBUSTIBLE DEBRIS. from entering the carburetor and being forced into the engine and is important to engine life and per- formance. Never run your engine without air cleaner com- pletely assembled. To Service Air Cleaner; Cool Service pre-cleaner after every 25 hours of use, or at least once a season. Replace filter every 100 hours of use, or at least once a s
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ii , =1,i, i STORAGE .... ii i .... i Prepare your chipper-vacuum for storage at the end e Drain the fuel tank. of the season or if the unit will not be used for 30 days • Start the engine and let it run until the fuel lines and or more. carburetor are empty. • Never use engine or carburetor cleaner products in WITH FUEL IN THE FUEL TANK INSIDE the fuel tank or permanent damage may occur. WARNING: NEVER STORE MACHINE OF BUILDING WHERE FUMES MAY • Use fresh fue! next season. REACH AN OPEN FLAME O
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Discharge Chute Assembly Belt Cover HexBolt Self-Tapping FlatWasher Screws FlexNut npping Screws ! FIGURE 18. FIGURE 20. • Remove the two hex bolts and hex nuts which • Remove the access plate by removing two hex lock extend through the housing. Lift the flail screen nuts. See figure 21. from inside the housing. See figure 19. Flail Screen Hex Nuts Hex Bolts Hex Nuts FIGURE 19. FIGURE 21. • Clean the screen by scraping or washing with water. Reinstall the screen. • Locate one of the ch!pper blad
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CHAHGIHG THE FRICTION WHEEL RUBBER • Remove the six screws from the friction wheel The rubber on the friction wheel is subject to wear assembly (three from each side). Remove the fric- and should be checked after 50 hours of operation, tion wheel rubber from between the friction wheel and periodically thereafter. Replace friction wheel plate. rubber if any signs of wear or cracking are found. • Reassemble new friction wheel rubber to the fric- • Drain the gasoline and oil from the chipper- tion
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BELTREMOVALAND REPLACEMENT Support Bracket Stop Bolt WARNING: Disconnect the spark plug wire and move away from the spark plug. Loosel • Remove the plastic belt cover on the front of the Nut engine by removing two self-tapping screws. Refer to figure 19. • Drain the gasoline and oil from the chipper- Friction vacuum. 'Wheel Disc • Tip the unit backward so that it rests on the handles. • Remove the frame cover by removing eight self- tapping screws from underneath the chi0per- vacuum. Refer to fi
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TROUBLE SHOOTING PROBLEM CORRECTIVE ACTION POSSIBLE CAUSE(S) • Fuel tank empty, or stale fuel. • Fill tank with clean, fresh fuel. Engine tails to start • Connect wire to spark plug. • Spark plug wire disconnected. • Clean, adjust gap or replace. • Faulty spark plug. • Nozzle safety switch not depressed. • Adjust metal tab so it depresses the safety switch. Loss of power; • Spark plug wire loose. • Connect and tighten spark plug wire. • Unit running on CHOKE. • Move choke lever to OFF position.
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SEARS CRAFTSMAN 9 H.P. CHIPPER-VACUUM MODEL NO. 247.799640 Repair Parts REF, PART REF. PART DESCRIPTION QTY. DESCRIPTION QTY. NO. NO. NO. NO, 1 1539-019 PUSHNUT 4 16 720-0232 KNOB-SHIFT 1 2 647-0019 CONTROL ASSY 1 17 725-0157 CABLE TIE 2 3 649-0008 HANDLE ASSY-UPPER 1 WASHER, RUBBER 18 735-0126 1 4 1649-0012 HAN DLE ASSY-LOWER 1 19 736-0264 WASHER-FLAT 1 5 681-0076 BRACKET ASSY-SHIFT 1 20 736-0300 WASHER-FLAT 1 6 SCREW-HEX 710-0116 4 21 736-0413 WASHER-SPRI NG 2 7 710-0380 SCREW-HEX 2 22 736-045
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SEARS CRAFTSMAN 9 H.P. CHIPPER-VACUUM MODEL NO. 247.799640 Repair Parts REF. PART PART REF. DESCRIPTION QTY. DESCRIPTION QTY. NO. NO. NO. NO. 3 712-3010 1 629-0241 HARNESS--CHIPPER-VAC 1 13 NUT-HEX (GR 5) 1 719-0326 SCREEN 2 681-0059 HOUSING ASSY--INNER 1 14 SEAL-RUBBER 2 723-0438 681-0060 HOUSING ASSY--OUTER 1 15 3 COVER-SWITCH 1 SCREW-HEX 2 16 725-1700 4 710-0382 1 SNAP MOUNT SWITCH 725-3166 5 710-0604 SCREW-HEX SELF TAP 10 17 1 726-0272 CLAMP 710_607 SCREW-HEX SELF TAP 8 18 6 1 COVER-SWITCH 7
