Do not attempt to increase engine speed or it may result in personal injury. If you believe the engine is running too fast or too slow, take your chipper-shredder to the nearest SEARS Service Center for repair and adjustment. 14 TROUBLE SHOOTING PROBLEM POSSIBLE CAUSE(S) CORRECTIVE ACTION Engine fails to start • Fuel tank empty, or stale fuel. • Spark plug wire disconnected. • Faulty spark plug. • Fill tank with clean, fresh fuel. • Connect wire to spark plug. • Clean, adjust gap or replace. Loss of power; operation erratic • Spark plug wire loose. • Unit running on CHOKE. • Blocked fuel line or stale fuel. • Water or dirt in fuel system. • Carburetor out of adjustment. • Dirty air cleaner. • Connect and tighten spark plug wire. • Move choke lever to OFF position. • Clean fuel line; fill tank with clean fresh gasoline. • Disconnect fuel line at carburetor to drain fuel tank. Refill with fresh fuel. • Adjust carburetor or contact your SEARS Service Center. • Service air cleaner. See Customer Responsibilities section of this manual. Engine overheats • Carburetor not adjusted properly. • Engine oil level low. • Contact your SEARS Service Center. • Fill crankcase with proper oil. Too much vibration • Loose parts or damaged impeller. • Stop engine immediately and disconnect spark plug wire. Tighten all bolts and nuts. Make all necessary repairs. If vibration continues, have unit serviced by a SEARS Service Center. Unit does not discharge • Discharge chute clogged. • Foreign object lodged in impeller. • 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. Rate of discharge slows considerably or composition of discharged material changes • Shredding blade and/or chipper blades dull. • Sharpen or replace shredding and chipper blades. NOTE: For repairs beyond the minor adjustments listed above, please contact your nearest SEARS Service Center. HOW TO ORDER REPLACEMENT PARTS Each chipper-shredder has its own model number. Each engine has its own model number. The model number for your chipper-shredder will be found on a label attached to the frame. The model number for the engine will be found on the blower housing of the engine. All parts listed herein may be ordered through Sears, Roebuck and Co. Service Centers and most Retail Stores. WHEN ORDERING REPAIR PARTS, ALWAYS GIVE THE FOLLOWING INFORMATION: ‘PRODUCT - “5 H.P. Chipper-Shredder” -MODEL NUMBER - 247.795940 ‘ENGINE MODEL NO. - HS50-67344G ‘PART NUMBER ‘PART DESCRIPTION Your Sears merchandise has added value when you consider that Sears has service units nationwide staffed with Sears trained technicians...professional technicians specifically trained on Sears products, having the parts, tools and the equipment to insure that we meet our pledge to you...“we service what we sell.” 15 SEARS CRAFTSMAN 5 H.P. CHIPPER-SHREDDER MODEL NO. 247.795940 Repair Parts is SEARS CRAFTSMAN 5 H .P. CHIPPER-SHREDDER MODEL NO. 247.795940 Repair Parts KEY NO. PART NO. DESCRIPTION KEY NO. PART NO. DESCRIPTION 1 742-0571 Blade 36 781-0510A Shredder Frame 2 710-1254 Hex Patch Bolt 3/8-24 x 37 710-0157 Hex Bolt 5/16-24 x.75" Lg. 2.25" Lg. 38 736-0119 L-Wash. 5/16" I.D.* 4 736-0217 L-Wash. 3/8" I.D. H.D. 39 710-3008 Hex Bolt 5/16-18 x .75" Lg. 5 736-0247 FI-Wash. .406" I.D. x 1.25" (Gr. 5) O.D. Hdn. 40 710-0442 Hex Bolt 5/16-18 x 1.5" Lg.* 6 11459B Flail 41 681-0004 Flail Housing Ass’y.—L.H. 7 711-0564 Flail Spacer 42 781-0474A Flail Housing Ass’y.—R.H. 8 711-0833A Clevis Pin .496" Dia. 43 735-0639 Spark Plug Boot 9 711-0834 Flail Spacer w/. 160” Dia. Hole 44 HS50-67344G Engine—Tecumseh 10 715-0249 Spring Roll Pin 1.12" Lg. HS50-67344G 11 736-0192 FI-Wash. .531" I.D. x .94" O.D. 47 712-0429 Elastic Lock Nut 5/16-18 Thd. 12 681-0030 Impeller Ass’y. Comp.f 48 731-1428 Hopper Mtg. Collar 13 781-0490 Chipper Blade 49 781-0568 Locking Pin 14 710-1054 Flat Hd. Scr. 5/16-24 x .75" Lg. 50 736-0264 FI-Wash. 5/16“ I.D. 15 712-0411 Hex Top L-Nut 5/16-24 (Gr. 5) 53 732-0730 Spring 1.5” Lg. 16 736-0119 L-Wash. 5/16" I.D.* 54 736-0117 FI-Wash. .385" I.D. x .62" O.D. 17 710-0825 Hex Bolt 1/4-20 x 3.75” Lg.* 55 749-0932 Handle 18 736-0142 FI-Wash. .281" I.D. x .50" O.D. 56 781-0574 Back-Up Plate 19 750-0793 Chute Hinge Spacer 1.66" Lg. 57 781-0562 Lower Locking Brkt. 20 711-0835 Clevis Pin .5" Dia. x 4.62" Lg. 58 781-0561 Upper Locking Brkt. 21 731-1427 Rotating Hopper 59 726-0214 Push Cap 5/8" Dia. Rod 22 712-0291 Hex Ctr. L-Nut 1/4-20 Thd. 61 750-0786 Spacer .64" I.D. x .38" Lg. 23 714-3010 Cotter Pin 62 738-0814 Shredder Axle 24 781-0457 Shredder Screen 63 734-1600 Wheel Ass’y. Comp. 25 714-0149B Internal Cotter Pin 3/8" Dia. 64 720-0232 Knob 26 781-0480 Chute Deflector Ass’y. 65 710-0376 Hex Bolt 5/16-18 x 1“ Lg. (Gr. 5) 27 712-3010 Hex Nut 5/16-18 Thd. (Gr....