Cub Cadet 685 Owner's Manual
Contents
1. 05778 Clutch Grip Ass v 748 0135 2 711 0679 Clevis Pin 375 Dia x 1 88 Teeth 3 747 0154 Clutch Rod 32 Lg 41 715 0246 Spring Pin Spiral 3 16 Dia 41 749 0787 Handle Brace Painted x 1 25 Lg 749 0482 Handle Brace Chrome 710 0726 Hex Wash Hd AB Tap Scr Bl Part of Engine 6 16 x 75 Lg 61 710 0892 Hex L Wash Hd AB Tap Scr Engine 1 4 x 62 Lg 748 0201 Spacer 63 I D x 88 O D 71 14558 Belt Guard x 56 Lg 8 714 0114 Square Key 1 4 x 2 0 Lg 14530 499 Side Plate 9 14557 Air Vane Plate Ass y w pulley 715 0247 Spring Pin Spiral 3 16 Dia 10 710 0442 Hex Bolt 5 16 18 x 1 5 Lg x 1 0 Lg 11 754 0219 V Belt 748 0288 Drive Pinion f 12 736 0119 L Wash 5 16 1 D 710 0170 Hex Locking Bolt 5 16 24 13 712 0267 Hex Nut 5 16 18 Thd x 62 Lg 14 16454 498 Engine Mounting Frame 736 0159 Fl Wash 34 1 D x 87 O D 734 1035 750 0194 Whee Ass y Comp 12 x 3 Incl Ball Bearings Spacer 63 1 D x 1 00 O D x 94 Lg Ass y Cotter Pin 1 8 Dia x 1 0 Lg FI Wash 63 I D x 1 25 O D 714 0115 736 0187 17 736 0921 L Wash 1 2 1 D 710 0118 Hex Bolt 5 16 18 x 75 Lg 18 712 0206 Hex Nut 1 2 13 Thd 747 0665 Height Adjustment Crank 19 712 0107 Hex Cent L Nut 1 4 20 Thd 736 0117 FIL Wash 138 1 D2. 4 Remove two self tapping screws which hold the belt guard See figure 16 A 3 8 wrench is required Lift off belt guard SELF TAPPING h SCREW FIGURE 16 5 Slide belt off the impeller pulley Slide housing and impeller off engine crankshaft Be careful to not lose square key See figure 17 ENGINE CRANKSHAFT P T O KEY FIGURE 17 6 Slide impeller and blower housing assemblies off crankshaft 7 Remove belt from P T O pulley and install new belt See figure 17 gt NOTE When reassembling the new belt the aid of another person will be helpful 10 8 Turn the crankshaft until the key way on shaft is directly on top While holding housing assembly and impeller assembly line up the key way on the pulley with the key on the crankshaft and slide housing and impeller assemblies onto crankshaft 9 Secure impeller to crankshaft with hex bolt and lock washer removed in step 2 Tighten securely 10 Slip belt over impeller pulley and reassemble the belt guard 11 Secure blower housing with hand knob and washer 12 Reassemble the nozzle or impeller guard OFF SEASON STORAGE The following steps should be taken to prepare the unit for storage 1 Clean the engine and the entire unit thoroughly 2 Refer to engine manual for correct engine storage instructions 3 Store unit in a clean dry area sao NOTE When storing any type of power equipment in an unventilated or metal sto
3. x 62 O D 201 732 0411 Extension Spring 78 O D 720 0171 srank Knob x 75 Lg 710 0136 Hex Bolt 1 4 20 x 1 75 Lg 21 734 1036 Swivel Caster Wheel 5 Dia 764 0162A Vacuum Bag Felt N x 1 25 1539 019 Push Speed Nut 25 Dia Stud 749 0785 749 0481 726 0100 711 0737 Lower Handle Painted N Lower Handle Chrome Push Nut 3 8 Dia Stud Pin 250 Dia x 1 75 732 0409 716 0104 Extension Spring 38 O D x 7 50 Lg Snap E Ring 50 Dia Shaft 24 756 0367 mu pullev 5 8 x 6 50 O D 714 0145 Internal Cotter Pin 3 8 Dia 25 748 0142 Flange Bearing 502 1 D 749 0786 Upper Handle Painted N 26 14570 Gear Box Mounting Bracket 749 0480 Upper Handle Chrome 27 732 0376 Extension Spring 75 O D x 738 0185 Rear Axle 624 Dia x 24 37 3 28 Lg 715 0249 Spring Roll Pin 5 32 Dia 28 14565 Clutch Bracket Ass v x 1 12 i l 29 714 0229 2 Woodruff Key 3 32 Dia 750 0142 Spacer 82 1 D x 1 00 O D x 81 Lg x 305 Lg L Wash 265 1 D 736 0175 Hex Self Tap Scr 1 4 x 3 8 710 0352 748 0227 Hex Flange Bearing Bronze 625 1 D 31 738 0516 Pinion Shaft 50 Dia x 5 0 Lg 32 717 0493 Gear Box Ass y Comp 14556 R H Pinion Guard 33 16273 Caster Arm Ass v 14555 L H Pinion Guard Not Shown 34 08348 Drive Shaft 624 Dia x 712 0298 Hex Ja
4. 1 1 1 1 1 1 1 1 1 1 1 1 3 3 1 4 4 2 2 1 pal INSTRUCTIONS T THe CONTENTS OF HARDWARE PACK DG See Figure 1 Clutch Grip Assembly Hair Pin Cotter Clevis Pin Extension Spring Lock Nut 1 4 20 Thread Hand Knobs Belleville Washers Heavy Flat Washer Hex Bolts 1 4 20 x 1 75 Long Hex Lock Nuts 1 4 20 Thread Stud Pins Push on Speed Nuts Hex Jam Nut 1 4 20 Thread Not Shown LOOSE PARTS IN CARTON See Figure 2 Nozzle Upper Handle Air Duct Assembly Clutch Rod f Directional Discharge Assembly Impeller Guard Bag 1 Place nozzle N in position on front of housing so that it rests in flanges Secure with one hanc knob F and belleville washer G See figure 3 UPPER HANDLE 0 a AEN ig SR IB 9 HEX BOLT I IGURE 4 STUD PIN K UPPER HANDLE PUSH ON SPEED NUT L IGURE 5 HAND KNOB F BELLEVILLE WASHER G IGURE 6 Place the upper handle O in position over lower handle Fasten with four hex bolts 1 and lock nuts J provided See figure 4 Two 7 16 wreriches are required Place the stud pins K in holes in upper handle head of pins go to the inside of handle Secure pins with push on speed nuts L by holding speed nut with box wrench and tapping pin with hammer See figure 5 4 Place air duct assembly P over opening on top of housing Secure with two ha
5. clutch rod and lock against the lock nut A ima Engine must be stopped off and _ spark plug wire disconnected ASSEMBLY INSTRUCTIONS To Convert from a Vacuum to a Leaf Blower Remove the bag Remove the air duct assembly by removing two hand knobs and belleville washers Remove the nozzle by removing one hand knob and belleville washer Remove the hand knob and belleville washer holding the housing to engine brace See figure 11 Lift up and out on the housing and rotate it 105 clockwise Chute opening should be to the right hand side when viewed from the front of unit See figure 12 Place the impeller guard S into flanges on front of housing Line up hole in screen with hole on housing Secure with one hand knob belleville washer and heavy flat washer H See figure 12 DIRECTIONAL DISCHARGE ASSEMBLY R HAND KNOB FIGURE 13 7 Place the directional discharge assembly R over chute opening Secure with two hand knobs and belleville washers See figure 13 CAUTION REVOLVING BLADES KEEP HANDS AWAY FROM ALL OPENINGS 3450 OPERATION BEFORE STARTING ENGINE After the engine has been properly fueled and oiled refer to engine operating and maintenance instruc tions start engine following the instructions below PRE START PREPARATIONS Service engine with gas and oil See engine manual packed with vacuum for complete instructions for care and maintenance of eng
6. 0 Lg 736 0231 FIL Wash 5 16 1 D I 711 0758 Hex Shoulder Nut 50 1 D 710 0260 Carriage Bolt 5 16 18 x 62 Lg 710 0627 Hex Locking Bolt 5 16 24 x 75 Lg 14539 Housing Engine Brace Ass v 728 0173 Pop Rivet 5 Required 14569 Wiper Retaining Strip 735 0214 Nozzle Wiper 14 Hose Attachment Kit Model 290 204 100 is available as optional equipment 15 Cub Cadet Corporation s Promise To Vou We promise vou the first user purchaser that we will replace or repair anv part or parts of vour new outdoor power product which is defective in material or workman ship without charge for either parts or labor during the first vear following deliverv to vou We also promise vou the first user purchaser a second vear warrantv on the engine and drive train of vour new Cub Cadet Tractor Lawn Tractor or Riding Tractor What the second year covers A It will cover the engine internal parts contained within the engine shielding except for points condensers spark plugs air filters oil filters and routine maintenance parts B it will cover the tractor drive train including drive shafts drive shaft clutch all parts enclosed by transmission hous ing and axle housing axle shafts final drives spindle pulleys spindle bearings and electric PTO clutch Home Maintenance Products We promise you the first user purchaser a 1 year warranty on all Home Maintenance Products This will cover Push Mowers Self Propelle
7. Power Equipment Owner s Manual 5 H P VACUUM BLOWER Model Number 685 249 685 100 Important Read Safety Rules and Instructions Carefully Thank you for purchasing an American built product CUB CADET CORPORATION c PO BOX 360930 CLEVELAND OHIO 44136 INDEX Safe Operation Practices Assembly Instructions Operation uu u u La A cee PM Ags Q AdjustMents u u c ee ba ia ia ee eee S Eubri ation ceos ea ada cua a su aa Maintenance 0 0 cee ee eee eee ee 9 Off Season Storage 10 Trouble Shooting Chart 11 Hlustrated Parts 12 14 Replacement Parts 13 14 Limited Warranty back cover Instructions given with this symbol are for personal safety Be sure to follow them By eens This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest covered bursh covered or grass covered land unless the engines 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 effective working order by the operator In the State of California the above is required by law Section 4442 of the California Public Resources Code Other states may have similar laws Federal laws apply on federal lands A spark arrester for the muffler is available
8. crank lockwise to raise the nozzle Turn the crank counter lockwise to lower IGURE 14 ARBURETOR ADJUSTMENT Am If any adjustments are made to the engine while the engine is running e g carburetor disengage all clutch es Keep clear of all moving parts Be careful of heated surfaces and muffler f carburetor needs adjustment to start or for oper tion see Carburetor Adjustment section of engine anual LUTCH ROD ADJUSTMENT o adjust the clutch rod refer to step number 8 nder assembly instructions UBRICATION Vheels Rear wheels are provided with oil lite earings Place a few drops of SAE 30 oil on each earing once a season jear Box The gear box is lubricated with 2 ounces f High Temp 450 F grease Order part number 37 0133 Periodically check lubricant level by re roving the two self tapping screws on the gear box over and lifting off the cover Do not change grease imply add if necessary MAINTENANCE A WARNING Disconnect spark plug wire and ground it against the engine before performing any repairs or maintenance BELT REPLACEMENT 1 Remove the nozzle or impeller guard from front of blower housing 2 Remove hex bolt and lock washer from center of impeller See figure 15 A 9 16 socket wrench with extension is needed l HEX BOLT AND LOCK WASHER ipe ten ASSEMBLY b ee Q FIGURE 15 3 Remove hand knob and belleville washer from top of housing
9. cturer Regular maintenance replacement items such as spark plugs ignition points condensers belts cutting parts filters and lubricants and maintenance adjustments such as fuel svstem cleaning engine tune up brake and or clutch inspection or adjust ment when such replacement or adjustments are made as part of normal maintenance service are excluded from coverage Anv non Cub Cadet product which vou mav have installed in or upon the product is also excluded No person is authorized to give anv other warrantv or to assume anyother liabilities on the Company s behalf unless made or assumed in writing by the Company and no person is authorized to give any warranties or to assume any liabilities on the seller s behalf unless made or assumed in writing by the seller Limitations On Our Responsibility Please carefully note that this is a two way agreement We promise to make free repairs or replacements as Stated but you agree that except for our obligation to make good on this promise we shall not be responsible for any expenses or inconvenience which you might in cur or experience with respect to our product nor shall we be liable for defects damage or failures caused by unauthorized alterations unreasonable use accident or abuse including failure to provide reasonable and necessary maintenance after our product has been delivered to you Some states do not allow the exclusion or limitation of incidental or consequential da
10. d Mowers Utility Trailers Walk Behind Tillers Chore Performers and Snow Throwers The Tecumseh engine used on Walk Behind Snow Throwers will carry a 2 year warranty on the engine only Cub Cadet Attachments We promise you the first user purchaser that we will replace or repair any part or parts which are defective in material or workmanship without charge for parts or labor during the first year following delivery to you This will cover all Cub Cadet attachments This does not include Approved Allied Equipment which is sold and warranted directly by the manufacturer Obtaining Warranty Service Through Cub Cadet Dealers Warranty repairs will be made by your selling Cub Cadet dealer or any Cub Cadet dealer authorized to sell the type of equipment invoived during the normal working hours of the dealer service department You the purchaser are responsible for transportation of the equipment to the dealership for warranty service or for any service call expense along with any over time labor you request Replacement Parts Warranty Cub Cadet parts which are furnished and installed under this warranty are themselves within the coverage of this warranty for the duration of the original warranty period or for ninety days after installation whichever period shall expire last FORM NO 770 6679D Power Equipment What is not Covered Tires and tubes are not covered by this warranty but are warranted by their manufa
11. ine READ DIREC TIONS CAREFULLY 1 Move choke lever on engine to CHOKE position ma NOTE A warm engine mav not require choking 2 Move throttle control lever on engine to FAST position Crank engine Pull recoil with quick firm pull Do not pull out so far the rope stops with a jerk as this will cause rope failure Do not allow rope and handle to snap back into place 4 After two or three full firm pulls on recoil or as soon as engine fires move speed control to RUN position 5 To engage the drive mechanism squeeze the clutch grip against the upper handle Release the clutch grip to stop the forward motion TO STOP ENGINE 1 To stop engine move throttie contro lever to OFF position 2 Disconnect spark plug wire and ground to prevent accidental starting while equipment is unattended Operate a new engine at intermediate speeds and light load for the first few hours as you would a new automotive engine mad IMPORTANT The vacuum bag may have an air escape located on the upper right hand side See figure 14 The air escape can be opened if the vacuum is operated in wet sandv or muddv conditions AIR ESCAPE OPENED FIGURE 14 ADJUSTMENTS A CAUTION Do not at any time make any adjust ment to the unit without first stopping engine and disconnecting spark plug wire IEIGHT ADJUSTMENT he height adjustment crank is located on the right and side of the vacuum See figure 14 Turn the
12. m Nut 1 4 20 Thd 22 75 Lg 736 0242 Belleville Washer 35 748 0136 Bevel Gear 50 1 D x 14 736 0300 FI Wash 35 1 D x 87 O D Teeth 750 0528 Spacer 38 I D x 50 O D x 36 748 0108 Flange Bearing 503 1 D 180 Lg 37 08189 Gear Box 21989 Ferrule 3 8 16 x 38 Dia 748 0110 Flange Bearing 630 1 D 712 0798 Hex Nut 3 8 16 Thd 08187 Gear Box Cover 736 0169 L Wash 3 8 I D For faster service obtain standard nuts bolts and washers locally If these items cannot be obtained locally order by part number and size as shown on parts list NOTE _ 499 Beige 498 Yellow If color or finish is important when ordering parts use the Specifications subject to change without notice appropriate color code shown above li e part no 499 for or obligation Beige Finish 13 Model 685 14532 499 Air Duct Assembly 736 0242 Belleville Wash 34 I D x 87 O D 720 0170 3 Arm Thumb Ser 5 16 18 x 75 Lg 749 0501 Tow Bar Half 731 0608 Impeller Guard 14479 Directional Discharge Ass v 14562 Nozzle Ass v 14563 Nozzle Plate Ass v 712 0267 Hex Nut 5 16 18 Thd 736 0119 L Wash 5 16 1 D 710 0191 Hex Bolt 3 8 24 x 1 25 Lg 736 0217 L Wash 3 8 1 D H D 14557 Air Vane Plate Ass y w pulley 14496 499 Blower Housing Complete 14541 Right Angle Bracket 710 0600 Hex Self Tap Scr 5 16 18 x 5
13. mages so the above limitation or exclusion may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state Personal Use The foregoing paragraphs constitute Cub Cadet Corpora tion s entire warranty with respect to any product pur chased and used for personal family or househoid purposes as distinguished from commercial usage Commercial Use All Cub Cadet products will be warranted against defective parts or workmanship This is for Cub Cadet Tractor Attachments and Home Maintenance prod ucts and for one year only THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES EX PRESSED OR IMPLIED WARRANTIES OF MERCHANTABILITY ANC FITNESS FOR PARTICULAR PURPOSE ARE EXCLUDED AS ARE ALL OTHER REPRESENTATION TO THE USER PURCHASER AND ALL OTHER OBLIGATIONS OR LIABILITIES INCLUDING LIABILI TY FOR INCIDENTAL AND CONSEQUENTIAL DAMAGES ON THE PART OF THE COMPANY OR THE SELLER PRINTED IN U S A
14. nd knobs F and belleville washers G See figure 6 TOP STRAP _ ON BAG A STUD PIN ra ON HANDLE 5 Assemble the bag by slipping the top straps on bag T over upper handle Hook two small straps over stud pins on handle Slip elastic opening of bag over air duct assembly See figure 7 ELASTIC BAG T NOTE Be certain elastic on bag is placed over the flanges on air duct assembly FLANGES ON AIR DUCT ASSEMBLY ley FIGURE 7 CLUTCH GRIP ASSEMBLY A HAIR PIN COTTER B 6 Assemble the clutch grip A to the left hand side of upper handle Secure in place with clevis pin C and hair pin cotter B See figure 8 Head of clevis pin should be to the outside of handle x CLEVIS PIN C FIGURE 8 LOCK EXTENSION NUT E SPRING D 7 Slide the extension spring D onto clutch rod Q as shown in figure 9 Thread lock nut E onto clutch rod approximatelv 2 1 2 inches CLUTCH ROD o FIGURE 9 CLUTCH BRACKET ASSEMBLY ed SPRING D BELLEVILLE WASHER FIGURE 11 sS IMPELLER GUARD s HAND KNOB I WASHER H BELLEVILLE WASHER FLANGE FIGURE 12 Hook top hooked end of clutch rod into clutch grip Hook spring into clutch bracket assembly See figure 10 Spring should not have any slack Adjust nut so that when the clutch grip is all the way up there is no slack in the spring Thread hex jam nut M onto
15. off and wait until the impeller comes to a complete stop before attempting to remove the obstruction Disconnect spark plug wire to prevent accidental starting 10 11 12 13 14 15 16 17 18 19 20 Check all bolts for tightness at frequent periods Never store this power vacuum with fuel in the tank Allow engine to cool before storing in any enclosure Keep bag and equipment free of debris when not in use Never operate this power vacuum unless air duct and vacuum bag are properly affixed in their place Large zippered end of bag must be closed when operating to prevent objects from being blown out Never empty vacuum bag when engine is running Never change inlet nozzle or auxiliary hose attach ment when engine is running The manufacturer recommends that the operator wear safety glasses or some other suitable eye protection when operating this machine Check the vacuum bag frequentiv for wear and replace when necessarv Never operate as a leaf blower unless impeller guard and guard assembly are properly affixed in their place Exercise caution whenever operating as a leaf blower Do Not allow discharge to be pointed in the direction of persons No one should operate this unit while intoxicated or while taking medication that impairs the senses reactions P ASSEMBLY A J B E k S 56 c e e c H l FIGURE 1 J K L M AMDWOVOS FIGURE 2 FIGURE 3
16. rage shed care should be taken to rustproof the equipment Using a light oil or silicone coat the equipment especially springs and bearings TROUBLE SHOOTING CHART PROBLEM REMEDY 1 Excessive A Bent crankshaft A Replace crankshaft should be done by an authorized service vibration dealer B Vane plate out of balance B Replace vane plate 2 Height adjust Handle bent Replace index handle and index plate ment slips out of lockout position 3 Engine fails Check fuel tank for gas Fill tank if empty to start Spark plug lead wire Connect lead wire disconnected Faulty spark plug Clean adjust gap or replace See engine manual 4 Hard starting Spark plug wire loose Connect and tighten spark plug wire or loss of power Dirty air cleaner Clean air cleaner as described in engine manual 5 Engine over Carburetor not adjusted Adjust carburetor See engine manual heats properly Air flow restricted Remove blower housing on engine and clean as described in the engine manual C Engine oil level low C Fill crankcase with the proper oil JOTE For repairs beyond the minor adjustments listed above please contact your authorized service dealer 11 Model 685 s ri ik l zi i q gt Model 685 PARTS LIST FOR MODEL 685 POWER VACUUM PART JCOLOR PARTICOLOR 40 I DESCRIPTION Bevel Gear 62 1 D x 28
17. through your authorized service dealer A IMPORTANT It is suggested that this manual be read in its entirety before attempting to assemble or operate Keep this manual in a safe place for future reference and for ordering replacement parts This unit is shipped WITHOUT GASOLINE or OIL After assembly see separate engine manual for proper fuel and engine oil recommendations SAFE OPERATION PRACTICES FOR POWER VACUUMS Read this operating and service instructing manual carefully Be thoroughly familiar with the controls and proper use of the power vacuum Never allow children to operate this power vaccum Keep the area of operation clear of all persons particularly small children and pets Check fuel before starting engine Do not fill fuel tank indoors when engine is running or while engine is hot Wipe off any spilled fuel before starting engine Do not change engine governor settings Do not put hands near rotating parts for any reason If the power vacuum should start to vibrate abnormally stop the engine and check immedi ately for the cause Vibration is generally a warning of trouble Before cleaning repairing or inspecting make certain all moving parts have come to a complete stop Disconnect spark plug wire and keep wire away from plug to prevent accidental starting Also keep throttle control lever in the stop position I If the power vacuum should become blocked with debris at any point shut engine
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