Craftsman 247.799640, Owner'S Manual

Page 1: ...nd Instructions BeforeOperating ThisEquipment CRRFTSMRN 9 HORSEPOWER MULCHING AND BAGGING CHIPPER VACUUM Assembly 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 ...

Page 2: ...verinsertyour handsor anypart of your body or clothing into the nozzle chipperchute or dischargeopeningas the rotatingimpetlercan causeseriousinjury If it is necessary for any reasonto unclogthe feed intakeor dis chargeopeningsor to inspector repairany part of the machine where a moving part can come in contact with your body or clothing stopthe machine allowit to cool disconnectthe spark plugwire...

Page 3: ...eaning repairing or inspecting makecertain the rop letand all moving parts flare stopped Disconnect the sparkplug wire and keepwire awayfrom spark plugto prevent accidentalstarting Do not useflammablesolutionsto cleanair filter Keepall nuts bolts andscrewstightto besurethe equipmentis in safeworking condition Nevertamperwith safetydevices Checktheir properoperation regularly After striking a forei...

Page 4: ... equipped with an internal combus tion engine and should not be used on or near any unim proved forest covered brush covered or grass covered land unless the engine s exhaust system is equipped with a spark arrester meeting applicable local or state laws if any If a spark arrester is used it should be maintained in effec tive working order by the operator In the State of California the above is re...

Page 5: ...tenance 12 13 Starting 11 Stopping 9 11 Storage 14 F Fuel 10 L Lubrication 12 M Maintenance Agreement 4 Schedule 12 Engine 12 13 Chippet Vacuum 12 O Oil 10 Operating Tips 9 10 R Repair Replacement Parts 19 29 Responsibilities Customer 4 12 13 S Safety Rules 2 3 Sharpening 15 Spark Plug 13 Specifications 4 Storage 14 T Table of Contents 5 Trouble Shooting 18 U Unclogging 14 5 Unpacking 6 W Warranty...

Page 6: ...1 2 Front Wheels 1 Bag 2 Hub Caps I 1 Shift Knob1 1 Nozzle 1 Tamper Plug i 1 Chipper Chute 1 Safety Glasses I 1 Support Bracket 1 Bottle of Oil tNot Shown HOWTO SET UPYOURCHIPPER VACUUM ATTACHING THE FRONT WHEELS Tilt unit backward so that it rests on the handle place a piece of the carton under handle to avoid scratches Remove the cardboard packing material around the wheel brackets Remove the he...

Page 7: ...D WASHERS GO TO THE INSIDE OF THE CHIPPER CHUTE Place the support bracket over the wo bolts in the handle Pushing UP on the chipper chute will aid the alignment of the holes in the support bracket with the bolts in the handle Tighten all hardware securely on the chipper chute support bracket and handle ATTACHING THE CLUTCH CABLE The clutch cable has been assembled at the factory Loosen the hex nut...

Page 8: ...e shift knob onto the end of the shift lever TAMPER PLUG The handle on the tamper plug must be in the vertical position as shown in figure 8 To determine which side of the tamper plug is up match the angle of the tamper plug to the angle of the chipper chute insert the tamper plug into the chipper chute Tamper plug should remain in the chipper chute whenever the chipper chute is not in use 1 KNOW ...

Page 9: ...HE HOUSING NOZZLE OR HOSE ATTACHMENT MUST BE IN PLACE ON THE CHIPPER VACUUM BEFORE THE ENGINE CAN BE STARTED TO ENGAGE DRIVE IMPORTANT Always release the drive clutch handle before moving the shift lever With the engine running near top speed move shift lever into one of the six FORWARD _ositions or two REVERSE positions Select a speed appropri ate for the conditions that exist Use the slower spee...

Page 10: ...AE 30 NOTE Although multi viscosity oils 5W30 10W30 etc improve starting in cold weather these multi viscosity oils will result in increased oil consumption when used above 32 F Check your oil level more frequently to avoid possible engine damage from running low on oil Use engine oil provided Remove oil fill dipstick See figure 13 With chipper vacuum level use a funnel to fill engine with oil to ...

Page 11: ...ver in FAST position Move choke lever to CHOKE position See figure 14 Place one foot on the left rear wheel to 0revent the unit from skidding while starting Grasp starter handle and pull rope out slowly until engine reaches start of compression cycle rope will pull slightly harder at this point Let the rope rewind slowly NOTE A noise will be heard when finding the start of the compression cycle Th...

Page 12: ...ication SF SG or SH Select the oil s viscosity grade according to your expected operating temperature 5W30 SAE 30 NOTE Although multi viscosity oils SE30 10W30 etc improve starting in cold weather these multi viscosity oils will result in increased oil consumption when used above 32 F Check your oil level more frequently to avoid possible engine damage from running low on oil Your four cycle engin...

Page 13: ...ND COMBUSTIBLE DEBRIS Cool FIGURE 16 SPARK PLUG The spark plug should be cleaned and the gap reset to 030 at least once a season or every 50 hours of operation See figure 17 Spark plug replacement is recommended at the start of each season Refer to engine parts list for correct spark plug type NOTE Do not sandblast spark plug Spark plug should be cleaned by scraping or wire brushing and washing wi...

Page 14: ...otect the inside of the engine as follows Remove spark plug pour approximately 1 2 ounce approximately one table spoon of engine oit into cylinder and crank slowly to distribute oil Replace spark plug IMPORTANT IT IS IMPORTANT TO PREVENT GUM DEPOSITS FROM FORMING IN ESSENTIAL FUEL SYSTEM PARTS SUCH AS CARBURETOR FUEL FILTER FUEL HOSE OR TANK DURING STORAGE ALSO EXPERIENCE INDICATES THAT ALCOHOL BL...

Page 15: ... spark plug wire and move away from the spark plug Remove the flail screen as instructed in the previ ous section Remove the plastic belt cover on the front of the engine by removing the two self tapping screws See figure 20 FIGURE 21 15 Locate one of the ch pper blades in the access plate opening by rotating the impeller assembly by hand Remove the blade using a 3 16 allen wrench on the outside o...

Page 16: ... shift mechanism then slide the gear shaft back into the unit Reassemble in reverse order Readjust the clutch cable Refer to adjustment sec tion CLUTCH CABLEADJUSTMENT To adjust the clutch cable refer to the Crutch Cable Adjustment section of Assembly instructions SHIFT ROD ADJUSTMENT If the shift rod needs adjustment to obtain forward or reverse correctly proceed as follows See figure 24 Remove t...

Page 17: ...ove the belt from the pulley Loosen the nut on the stop bolt until there is clear ance between the support bracket and the friction wheel disc See figure 26 Slip the belt between the friction wheel and friction wheel disc Remove and replace belt Reassemble following instruction in reverse order NOTE The support bracket must rest on the stop bolt after the new belt has been assembled Loosel Nut Sto...

Page 18: ...ten all bolts and nuts Make all necessary repairs If vibration continues have unit serviced by a SEARS Service Center Stop engine immediately and disconnect spark plug wire Clean flail screen and inside of blower housing See Service Adjustments section of this manual Stop engine immediately and disconnect spark plug wire Remove lodged object Empty bag Sharpen or replace chipper blades NOTE For rep...

Page 19: ...4 1 1 1 1 REF NO 16 17 18 19 20 PART NO 720 0232 725 0157 735 0126 736 0264 736 0300 DESCRIPTION KNOB SHIFT CABLE TIE WASHER RUBBER WASHER FLAT WASHER FLAT SCREW HEX SCREW HEX SCREW HEX SCREW HEX SCREW HEX FERRULE PIN STUD NUT HEX LOCK NUT HEX LOCK PIN COTTER 4 2 1 2 4 1 4 1 11 2 21 22 23 24 25 26 27 28 29 736 0413 736 0451 738 0560 738 0561 741 0402 746 0921 747 0626 781 0626 784 0297 t WASHER SP...

Page 20: ...4 HOUSING ASSY OUTER 1 15 SCREW HEX 2 16 SCREW HEX SELF TAP 10 17 SCREW HEX SELF TAP 8 18 SCREW HEX 3 19 SCREW HEX SELF TAP 2 20 SCREW HEX 2 21 NUT HEX LOCK 2 22 KNOB 3 23 NUT HEX LOCK 4 24 2O 712 3010 719 0326 723 0438 725 1700 725 3166 726 0272 731 1613 736 0119 736 0242 781 0598 781 0599 781 0627 DESCRIPTION NUT HEX GR 5 SCREEN SEAL RUBBER COVER SWITCH SNAP MOUNT SWITCH CLAMP COVER SWITCH WASHE...

Page 21: ... BLADE CHIPPER 2 710 1273 3 736 0217 4 736 0247 5 681 0078 6 711 0833A 7 710 1054 8 712 0411 9 715 0249 10 719 0329 11 736 0119 12 742 0544 1 1 1 1 1 3 4 4 3 3 4 4 REF PART NO NO DESCRIPTION QTY 1 631 0029 NOZZLE ASS Y VACUUM 1 2 731 1616 CHUTE DISCHARGE 1 3 764 0473 BAG VACUUM 1 FIEF NO DESCRIPTION PART NO 681 0068 710 0258 712 3027 731 1609 781 0625 731 1617 CHUTE ASSEMBLY SCREW HEX NUT LOCK CHU...

Page 22: ... WASHER LOCK BOLT IDLER V BELT IDLER FLAT PULLEY BRACKET IDLER PIVOT BRACKET IDLER 1 1 5 1 1 1 1 1 1 1 1 1 I 1 1 1 REF PART NO NO DESCRIPTION 1 2 3 8 9 10 11 12 13 14 15 16 17 681 0070 I 710 0520 1710 0924 712_3004A 712 3005 1714 0115 i716 0104 720 0236 736 0270 736 0300 736 0369 738 0258 747 0631 750 0985 781 0605 QTY BRKT ASSY WHEEL PIVOT 1 SCREW HEX 1 SCREW MACHINE PAN HD 1 SCREW HEX 2 FERRULE ...

Page 23: ...SEARS CRAFTSMAN 9 H P CHIPPER VACUUM MODEL NO 247 799640 Repair Parts 27 I I I 9 8 I i 23 ...

Page 24: ... SPRING EXTENSION WASHER BELL WASHER LOCK WASHER FLAT WASHER FLAT WASHER FLAT WASHER FLAT BOLT IDLER 710 0502A SCREW HEX SELF TAP 4 710 0653 SCREW HEX WASHER 2 710 0788 SCREW HEX WASHER 1 710 0896 SCREW HEX 8 710 3008 SCREW HEX 6 711 1026 SHAFT H EX 1 711 1028 i SHAFT JACK 1 712 0241 I NUT HEX _ 2 712 0711 NUT HEX JAM 1 712 3004A NUT HEX FLANGE LOCK 5 34 35 36 37 38 39 40 41 42 741 0563 748 0382 7...

Page 25: ...NG SPROCKET 22 T RING RETAINING 2 PER AXLE GEAR DIFFERENTIAL 14T GEAR DIFFERENTIAL t0T HOUSING DIFFERENTIAL RN HOUSING DIFFERENTIAL LH BEARING FLANGE GREASE SEALANT LOCTITE 5699 i 717 1358 717 1437 719 0333 719 0334 748 0383 737 0300 2 J 2 1 1 2 1oz REF PART NO NO DESCRIPTION QTY 1 710 3008 2 712 3004A 3 726 0205 4 751 0535 8 5 751 0603 6 751 0615 726 0209 SCREW HEX NUT HEX LOCK FLANGE CLAMP HOSE ...

Page 26: ...EARS CRAFTSMAN 9 H P ENGINE MODEL NO 143 959003 Repair Parts 305 400 757 87 7O 69 119 65 308 t82 184 380 _ _ 277 238 239 240 242 276 I 275 251 72 25 26 186 26 101 I I 292 _ _ 296 26 285 286 f 281282 370e ...

Page 27: ...t Solid State Ignition Spark Plug Cover KEY NO 102 103 110 119 120 125 125 126 126 127 128 129 130 135 139 140 149 149A 150 151 169 170 171 172 173 174 178 182 184 185 186 20O 203 204 206 207 209 2 5 223 224 238 239 240 242 245 245A 250 251 260 261 262 264A 265 275 276 277 281 282 285 PART NO DESCRIPTION 650872 650814 35187 36448 36449 27878A 27880A 34035 34036 650691 650690 650738 650694A 33636 3...

Page 28: ...SCRIPTION L NO 632689 632243 632244 631184 631183 632517 650506 632249 632043 631184 631183 632248 630735 632164 650417 630766 632281 630766 630739 630740 631867 631024 632019 631028 631021 631022 632239 630740 630739 630738 27110 630748 631027 632347 Carburetor Incl 184 of Engine Parts List Throttle Shaft Lever Assembly Throttle Return Spring Dust Seal Washer Dust Seal Throttle Throttle Shutter S...

Page 29: ...ing Starter Dog Dog Spring Pulley Rewind Spring Ass y Starter Housing A s s y Starter Rope 114 x 11 64 Dia Starter Handle _ _4 PARTS LIST FOR RECOIL STARTER OPTIONAL KEY PART NO NO DESCRIPTION m 1 2 3 4 5 6 7 8 11 12 13 590704 590599A 590600 590696 590601 590697 590698 590699 590700 590705 590535 590701 Recoil Starter Spring Pin Incl 4 Washer Retainer Washer Brake Spring Starter Dog Deg Spring Pul...

Page 30: ...0 753 0637 75320564 Best Metal cylinders thread on end cap CYL NDER NOMBER CYLINDER I D SEAL KIT 718 0307 4 0 753 0689 718 03 13 5 0 _ 753 0691 Procedure for Resealing Hydraulic Cylinders On Machine Fisher Cylinders Snap Ring Type 1 Clean cylinder wedge and beam area 2 Fully retract cylinder rod into cylinder stop engine 3 With engine off move control valve back and forth several times to be sure ...

Page 31: ...ep piston from hitting beam Remove nut from piston end of rod and slide piston and cylinder rod cap off threaded end of rod 20 Examine piston and rod cap for damage Remove old seals bearings and o rings from rod pisto_ and cylinder rod cap Pay attention to alignment of seals as some are directional Be very careful not to scratch the walls of the seal grooves Scratches can render the rod cap or pis...