Craftsman 987.799600, Owner'S Manual

Page 1: ...9600 A Caution Read and Follow All Safety Rules and Instructions Before Operating This Equipment SIEARS RAFTSMAN 5 Horsepower CHIPPER VAC Safety Assembly Operation Customer Responsibilities Repair Parts SEARS ROEBUCK AND CO HOFFMAN ESTATES IL 60179 U S A FORM 1769199 12 93 ...

Page 2: ...ost outdoor power equipment is an internal combustion engine that burns gasoline a hydrocarbon fuel Therefore your power equipment must be equipped with a spark arrester muffler in continuous effective working order The spark arrester must be aUached to the engine exhaust system in such a manner that flames or heat from the system will not ignite flammable material Failure of the owner operator of...

Page 3: ...g Jams and Clogs 21 Removing and Installing Shredder Screen 22 Customer Responsibilities 23 30 Important Service Message 23 Service Recommendations 23 24 Check and Change Engine Oil 23 Service the Air Cleaner 24 Clean the Cooling System 24 Inspect Engine Spark Arrester 24 Service the Spark Plug 24 Carburetor and Ignition System Information 25 Lubrication 25 Check Bolts and Nuts for Tightness 25 Re...

Page 4: ...lSERIAL NUMBER INFORMATION PRODUCT SPECIFICATIONS THE MODEL AND SERIAL NUMBER DECAL IS LOCATED ON THE LEFT OPERATOR S SIDE OF THE UNIT SEE BELOW You should record both the serial number and the date of purchase Keep them in a safe place for future reference ChipperNac Weight Length with Handlebars Extended Length with Handlebars Folded Width 651bs 48 in 28 in 22 in Spark Plug gap 0 030 in Champion...

Page 5: ...perate this equipment unless the collection bag or blower deflector is installed 4 Do not process material through chipper chute when equipment is on uneven ground 5 Do not run engine in an enclosed area Engine exhaust contains carbon monoxide gas a deadly poison that is odorless colorless and tasteless Do not operate this equipment near buildings windows or air conditioners 6 Do not allow hands o...

Page 6: ...between vacuum and blower oper ation stop the engine and allow all moving parts to come to a complete stop Disconnect the spark plug wire and secure it away from the spark plug 12 Keep all guards covers and shields in place and in good working condition 13 Always stand clear of discharge area when operating equipment with blower deflector installed Material exits at a high speed from the blower de...

Page 7: ...tore this equipment with fuel in the fuel tank inside a building where fumes may reach an open flame or spark or where ignition sources are present such as hot SAFETY DECALS Make certain that all safety decals on this equipment are kept clean and in good condition The decals are shown on Page 31 of this Manual water and space heaters furnaces clothes dryers stoves electric motors etc 5 Allow engin...

Page 8: ...l stores Unpacking the Vacuum Blower Chipper UNPACKING INSTRUCTIONS 1 The following items are contained in the shipping carton and shown in Figure 1 A ChipperNac B Safety Goggles C Blower Deflector 0 Collection Bag Figure 1 Contents of shipping carton 6 2 Check for missing or damaged parts If any parts are missing or damaged contact your local Sears Service Center or Sears Retail store for assista...

Page 9: ...ndlebars NOTE The machine has two handlebars positions For walk behind vacuuming using the chipper or for using the optional vacuum hose the handlebars must be in the vacuum position Because the handlebars are shipped in the blower position for packaging considerations the first assembly step is to change the handlebars to the vacuum position as described below and shown in Figure 2 A Tighten the ...

Page 10: ... inlet adapter is part of the machine s safety interlock system Make sure that the rod fits securely in the slot E in the safety interlock switch See Figure 3 below and read the description of the Safety Interlock System on Page 9 B Remove the Collection Bag 1 Stop the engine and make sure that all moving parts have come to a complete stop Disconnect the spark plug wire and secure it away from the...

Page 11: ... 30 oil For temperatures below 320 F use SAE 5W30 oil 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 320 F Check your engine oil level more frequently to avoid possible engine damage from running low on oil C With the machine on level ground remove the dipstick A Figure 5 and pla...

Page 12: ...r DANGER Rotating Cutting Blades Will Cause Serious Personallnjuryl Do not allow hands or any part of the body or clothing inside the vacuum inlet chipper chute discharge opening or blower deflector opening when the engine is running Before inspecting or servicing any part of the machine stop the engine and make sure that all moving parts have come to a complete stop Disconnect the spark plug wire...

Page 13: ...d fuel fill cap and remove cap A in Figure 7 from fuel tank C Use a clean funnel to fill the fuel tank to 1 2 inch below the bottom of the filler neck to provide room for fuel expansion D Re install the fuel fill cap securely and wipe up any spilled gasoline STEP 2 Pre starting Procedures IMPORTANT Review the Safety Section and read this section in its entirety before starting the engine With the ...

Page 14: ...r priming may cause flooding so that the engine will not start If the engine is flooded wait a few minutes before attempting to start it and do not repeat the priming step F Leave the Engine Control Lever at the FAST rabbit setting FAST is the recommended setting for all vacuuming and chipping operations GENERAL OPERATION STEP 4 Stopping the Engine A Move the Engine Control Lever all the way to th...

Page 15: ... discharge opening into the collection bag VACUUMING AND CHIPPING GUIDE The chart below lists some commonly available materials that can be processed using your ChipperlVac This chart is only intended as a general guideline For complete vacuuming and chipping operating instructions please read this entire Operation Section MATERIAL WALK BEHIND VACUUMING VACUUM HOSE CHIPPER or BLOWER DEFLECTOR Dry ...

Page 16: ...uming deep layers of leaves adjust the vacuum inlet height at the front of the machine to its highest setting as described below see Figure 11 NOTE The adjustment of the vacuum inlet height up or down should be performed as needed depending on the terrain and on the materials being vacuumed A Stop the engine disconnect the spark plug wire from the spark plug and make sure that all moving parts hav...

Page 17: ...orn debris or loosen the debris with a few quick passes of a rake and then vacuum Fall Operation Don t try to vacuum too much at one time Optimum performance is obtained when leaves are vacuumed once a week or even more often at the peak of leaf drop Keep ahead of the leaves In the long run this is the easiest and fastest way to deal with all of your Fall leaves STEP 6 Walk Behind Vacuuming Operat...

Page 18: ...lug Refer to Page 21 for safety precautions and detailed instructions on how to remove jams and clogs VACUUM HOSE OPERATION NOTE The optional Vacuum Hose is designed for stationary vacuuming operation only STEP 1 Move Handlebars to Vacuuming Position See the instructions for moving the handlebars given in Step 1 on Page 14 STEP 2 Remove the Shredder Screen To obtain best performance and minimize c...

Page 19: ...Remove Vacuum Inlet Cap and Install Hose A Remove the vacuum inlet cap by twisting the cap counterclockwise approximately 1 4 turn until the bar on the cap is aligned with the arrow at the REMOVE position Lift the cap off the inlet opening Do not misplace the vacuum inlet cap B Line up the tabs on the hose with the slots in the vacuum inlet opening and insert the hose Turn the hose approximately 1...

Page 20: ... is an audible distinct sound produced as the cutting blades slow down Wait for this sound to stop before inspecting servicing or changing the operating mode of the machine Tips for Using the Vacuum Hose o When vacuuming move the hose slowly from side to side D To avoid clogging do not vacuum too much material at once Vacuum some material let the hose breathe and then vacuum some more o Also keep ...

Page 21: ...ted to the blower position for blower operation A Squeeze the handlebar ends toward the center of the machine and swing the handlebars over to the front of the machine B Release the handlebars ends in the blower notches A See Figure 16 _ Figure 16 Adjust handlebars to blower position 19 Remove the collection bag as described on Page 8 STEP 3 Adjust Height of Vacuum Inlet Optional For best results ...

Page 22: ...Did a fire hazard keep leaves grass and Dther combustible materials away frDm the engine and muffler Keep bystanders pets and children at least 25 feet away from the machine Review all Df the safety rules in the Safety SectiDn Df this Manual 20 A If the machine was previously used for vacuuming it is correctly assembled for using the chipper If the machine was used for blower operation it must be ...

Page 23: ...lete stop Disconnect the spark plug wire and secure it away from the spark plug Failure to follow this instruction could result in personal injury A clog or jam can cause the vacuuming and discharging operations to decrease or even stop completely If this occurs take the following steps A STOP THE ENGINE IMMEDIATEL Yand wait for all moving parts to stop Disconnect the spark plug wire and secure it...

Page 24: ...rough the bottom of the deck E Pull the screen out of the discharge opening Re install the rods and hair pin clips on the screen for safe keeping F Re install the collection bag or the blower deflector IMPORTANT The hair pin clips supplied with the screen are the only style fasteners that should be used Do not use substitutes or failure of equipment or personal injury could result Install the Shre...

Page 25: ...ore frequently in extremely dusty or dirty conditions NOTE 3 If engine is equipped with aspark arrester clean and inspect for damage every 50 operating hours NOTE 4 Replace yearly or more often if used in extremely dusty or dirty conditions CHECK AND CHANGE ENGINE OIL D Check oil level every five operating hours and before each use of the machine D Change oil after first two hours of new operation...

Page 26: ... and Co or Sears Canada Inc Service Center To Change the Filter A Stop engine and make sure that all moving parts have come to a complete stop Disconnect spark plug wire and secure it away from spark plug B Turn cover to the left counterclockwise and remove cover and filter from flange Discard filter See Figure 22 C Clean cover and flange thoroughly D Position cover and filter against flange with ...

Page 27: ...if the problem persists REPLACE THE CHIPPER CUTTING BLADE Over time the chipper cutting blade edge A in Figure 27 on Page 27 will dull Sharpen or replace the blade when the chipper no longer cuts efficiently o Discard a cracked or severely nicked blade because the blade could break apart and cause personal injury o Sharpen a blade that is dull or that has only minor nicks The blade is made from te...

Page 28: ...ith the spark plug side facing up WARNING To avoid personal injury handle chipper cutting blade with extreme care The cutting edge is very sharp 26 Figure 26 Engine mounting bolts G The chipper cutting blade A in Figure 27 on Page 27 is mounted on the upper side of the flywheel assembly B AVOID CONTACT WITH THE BLADE AS IT IS EXTREMELY SHARP To remove the blade first remove the flywheel assembly a...

Page 29: ...nnect the long interlock wire to the terminal above the muffler Replace the other two mounting bolts and tighten all three bolts to 60 65 Ibs in DO NOT OVERTIGHTEN BOLTS OR DAMAGE COULD RESULT TO HOUSING O Install shredder screen in housing insert screen rods and secure with hair pin clips P Replace the collection bag or blower deflector and reposition the handlebars in the correct operating posit...

Page 30: ...00 may be added to any gasoline left in the tank to minimize gum deposits and acids If the tank is almost empty mix the stabilizer with fresh gasoline in a separate container and add some to the tank ALWAYS FOLLOW INSTRUCTIONS ON THE STABILIZER CONTAINER THEN RUN THE ENGINE AT LEAST 10 MINUTES AFTER THE STABILIZER IS ADDED TO ALLOW MIXTURE TO REACH CARBURETOR STORE THE MACHINE IN A SAFE PLACE SEE ...

Page 31: ...TART Page 12 3 Add gasoline Page 11 4 Drain gasoline and add fresh gasoline 5 Contact Sears Service Center 6 Install collection bag or blower deflector 7 Put Control Lever in START Page 12 I 8 Replace filter Page 24 9 Inspect spark plug Page 25 10 Contact Sears Service Center 1 Replace spark plug Page 25 2 Put Lever in correct setting Page 12 3 Replace filter Page 24 4 Contact Sears Service Center...

Page 32: ...ly at beginning of chart Unusual Vibration or Noise 1 Solid object jammed in unit 1 Check for and remove any obstruction See Page 21 2 Chipper blade loose or damaged 2 Tighten or replace Page 25 3 Rotor assembly out of balance 3 Contact Sears Service Center 4 Chipper blade to anvil clearance incorrect I 4 Contact Sears Service Center correct clearance is 030 090 5 Engine cylinder shaft or cranksha...

Page 33: ...TIVE SEE OWNER OPERATOR MANUAl Decals ROTATING CUTTING BLADES WILL CAUSE SERIOUS INJURY INLET CAP OR HOSE MUST BE INSTALLED HOT SURFACES CAN CAUSE SEVERE BURNS DO NOT TOUCH MUFflER OR ADJACENT AREAS A DANGER MATERIALS EXIT FROM BLOWER AT HIGH SPEEDS KEEP HANDS FEET AND FACE AWAY FROM BLOWER DISCHARGE OPENING TO AVOID SERIOUS INJURY A DANGER ROTATING CUTTING BLADE WILL CAUSE SERIOUS INJURY KEEP HAN...

Page 34: ...ChipperNac 987 799600 Repair Parts 27 33 A 3b 32 29 37 I 30 1 59 34 l I 50 f 68 57y I 38 35 4 4 I L l 3 c v As Required IlO 2 9 54 8 7 I J I 4 44 51 53 p J 45 2 32 32 ...

Page 35: ...309 FI Screw 1 4 20 x 5 8 23 1731025 Curved Hd Bolt 58 1734398 Toplock Nut 1 4 20 24 1107382 Flat Washer 59 1765507 Blind Rivet 1 8 x 1 2 25 1763271001 Wheel Handle Pivot 60 1756954 Goggles Not illustrated 26 1763331 Hex Hd Shoulder Screw 3 8 16 61 1763367 Shoulder Screw 3 8 16 27 1763936 Collection Bag Elbow Assembly 62 1763356 Flat Washer w ref 31 32 33 36 63 1761627 Ht Adj Lever 29 1763938 Defl...

Page 36: ...ENGINE MODEL 143 945016 ChipperNac 987 799600 Repair Parts 34 QItP 309 305 ...

Page 37: ...0381 Piston Pin Retaining Ring 239 34338 Air Cleaner Gasket 45 30963B Connecting Rod Ass y Inc 46 241 35797 Air Cleaner Collar 46 32610A Connecting Rod Bolt 245 35066 Air Cleaner Filter 48 27241 Valve Lifter 250 35065 Air Cleaner Cover 50 35992 Camshaft MCR 260 36420A Blower Housing 52 29914 Oil Pump Ass y 261 30200 Screw 10 24 x 9 16 69 35261 Mounting Flange Gasket 262 650831 Screw 1 4 20 x 1 2 7...

Page 38: ...DE KIT 1763350 Ref Part No No Part Name 1 Chipper Knife 2 1763741 F Head Screw 5 16 24 3 1763742 Top Lock Nut 5 16 24 Not sold separately REWIND STARTER 590688 Ref Part No No Part Name 1 590599A Spring Pin Inc 4 2 590600 Washer 3 590615 Retainer 4 590601 Washer 5 590598 Brake Spring 6 590616 Starter Dog 7 590617 Dog Spring 8 590618A Pulley Ass y Inc 9 10 9 590619 Rewind Spring 10 590620 Spring Cov...

Page 39: ...Specifications 2 11 H Handlebars 7 19 I Ignition System 25 Installing Shredder Screen 22 J K Jams and Clogs 21 L Location of Controls 10 Lubrication 25 M Maintenance See Customer Responsibilities Materials to Avoid 13 Model Serial Number 2 N Nuts Bolts 25 o Oil 9 23 Off Season Storage 28 Operation Chipper 20 Blower 19 Engine 11 General 12 Safety 4 Vacuum Hose 18 Walk Behind Vacuuming 15 P Q Parts ...

Page 40: ...rvice Centers and most Retail Stores WHEN ORDERING REPAIR PARTS ALWAYS GIVE THE FOLLOWING INFORMATION PRODUCT CHIPPER VAC MODEL NUMBER 987 799600 ENGINE MODEL NUMBER Tecumseh TVS 115 PART NUMBER PART DESCRIPTION SRRrJj l tf l 7o 0 0 z f i Your Sears merchandise has added value when you consider that Sears has service units nationwide staffed with Sears trained technicians professional technicians ...