Troy-Bilt 634B-Super Bronco Operator'S Manual Download | Manualshive

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Summary of Contents for 634B-Super Bronco

Page 1: ...pped 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 by con...

Page 2: ...low For future reference please copy the model number and the serial number of the equipment in the space below O BILT TROY BILT LL P O BOX 361131 www troybilt com CLEVE_ND OH_136 330 558 7220 866 840 648_ Copy Model Number Here Copy Serial Number Here ENGINEINFORMATION The engine manufacturer is responsible for all engine related issues with regards to performance power rating speci fications war...

Page 3: ...re released and both wheels are in the Wheel Drive position before starting the engine 3 Do not operatethe tiller without wearing adequateouter garments Avoid loose garments or jewelry that could get caught in moving parts 4 Do not operatethe tiller when barefoot or wearing sandals sneakers or light footwear Wear protective footwear that will improve footing on slippery surfaces 5 Do not till near...

Page 4: ...utchcontrolis engaged Do not attempt to restrainthe tiller 15 Do not overload the tiller s capacity by attempting to till too deeply at too fast a rate 16 Neveroperate the tiller at high trans port speeds on hard or slippery surfaces Look behind and use care when backing up 17 Do not operate the tiller on a slope that is too steepfor safety When on slopes slow down and make sure you havegood footi...

Page 5: ...over Figure 1 2 Locationof safety and operatingdecals 5 5HP Model shown OperatingSymbols Various symbols shown here with word descriptions may beused on the tiller and engine Your unit may not haveall of the symbols FAST SLOW STOP H I 1 R CHOKE CHOKE REVERSE _ ROTATING ON OFF TINES 41E TILLERDIRECTION LEVERDIRECTION BAIL BAIL ENGAGED DISENGAGED TO AVOID SERIOUS INJURY READTHEOWNER SMANUAL KNOWLOCA...

Page 6: ...the factory items are missing or dam aged NOTE Usethe screw length tem plate Fig 2 1 to identify screws LooseParts List Qty Description 1 HandlebarSupport see A Fig 2 2 1 HandlebarAssembly see K Fig 2 2 Hardwarebag contents 1 Slotted hd screw 10 24 x 2 1 Hexhd screw 1 4 20 x 1 1 4 6 Hexhd screw 5 16 18 x 1 1 2 2 Hexhd screw 3 8 16 x 3 4 2 Flatwasher 3 8 6 Split Iockwasher 5 16 1 HexIocknut 1 4 20 ...

Page 7: ...heels must be placedin the WHEEL DRIVEposition pins through wheel hubs and wheel shaft This procedure is described in WheelDrive Pins in Section3 STEP4 INSTALLFORWARD CLUTCH CABLE 1 Attach the forward clutch cable bracket G P Fig 2 4 to the handlebarsupport A J _ _17 with a 1 4 20 x 1 1 4 hex hd screw R and 1 4 20 hex Iocknut S Tighten securely H I 2 Carefully unwrap the forward clutch cable cable...

Page 8: ...ion too tight Wm v Fig 25 Cable springand adjuster Fig 2 6 Attach forward clutch cablespring to forward clutch bail Fig 2 7 Tocheckforward belttension taketwomeasurements of thelength ofthecoilsin thespring firstwiththebail open thenwiththebailheldagainstthehandlebar STEP5 INSTALL REVERSE CLUTCH CABLE MODELS634FAND634B ONLY 1 Unwrap the reverseclutch cable CC Fig 2 8 and Fig 2 9 from its shipping ...

Page 9: ...onot start the engine without first adding motor oEI Severe enginedamage will result if the engine zs run without oil 1 Referto the separateEngineOwner s Manualfor engine oil specifications and capacities 2 With the tiller on level ground move the Depth Regulator Lever FF Fig 2 10 up or down until the engine is level 3 Add motor oil as described in the EngineOwner s Manual 4 Movethe Depth Regulato...

Page 10: ...Clutch Control Models 634F 634B ulator Height Adjustment Wheel Drive Pin oneach wheel Figure3 1 Tillerfeatures andcontrols 5 5HPModel shown Seeseparate Engine Owner s Manualtoidentify engine controls Forward Clutch Bail all models or the ReverseClutch Control Models 634Fand 634B is engaged Usethe FREEWHEEL mode only when the engine is not running In FREEWHEEL the wheel drive pins are placed only t...

Page 11: ...d any obstacles and then pull the control knob F Figure3 4 out The wheels and tines will rotate in a reversedirection 4 Releasethe control knob to disengage stop the wheelsand tines the engine will continue to run F E Figure 3 4 All models havea Forward Clutch Bail E Only Models634F 634B havea Reverse Clutch Control F DEPTH REGULATOR LEVER This lever G Figure 3 5 controls the tilling depth of the ...

Page 12: ...afety instruc tions can result in serious personal injuryandpropertydamage 7 Fill the fuel tankwith gasoline according to the directions in the separate EngineOwner s Manual Followall instructions and safety rules carefully 8 Attach spark plug wire to spark plug Startingthe Engine The following steps describe how to start and stop the engine Donotattempt to engagethe tines orwheels untilyou have r...

Page 13: ...educestraction and causes the tines to try and propel the tiller Do not push down on the handlebarsto try to make the tiller till more deeply This preventsthe wheels from holding the tiller back and can allow the tines to rapidly propel the tiller forward which could result in loss of control propertydamage or personalinjury 5 For reverse motion of the wheels and tines Models 634F 634B only a Look...

Page 14: ...eadequatepower andyet allow it to operateat the slowest possiblespeed at least until you haveachievedthe maximumtilling depth you desire Fasterenginespeedsmay be desirablewhen making final passes through the seedbedor when cultivating Selectionof the correct engine speed in relation to the tilling depth will ensure a sufficient power levelto dothe job without causingthe engineto labor While tillin...

Page 15: ...afetyrulesin Section1 Safetyof this manual 2 We recommendtilling up anddown slopesratherthan terracing Tilling vertically on a slopeallowsmaximumplantingareaandalso leavesroom for cultivating IMPORTANT When tilling on slopes be sure the correct oil level is maintainedin the engine check every one half hour of operation The incline of the slope will causethe oil to slant awayfrom its normal levelan...

Page 16: ...LOADING AND UNLOADING THE TILLER Loading and unloading the tiller into a vehicle is potentially hazardousand we don t recommenddoing so unless abso lutely necessary as this could result in personalinjury or propertydamage However if you must load or unloadthe tiller followthe guidelinesgiven next Before loading or unloading stop the engine wait for all parts to stop moving disconnect the spark plu...

Page 17: ...A Figure5 1 CHECKFOROIL LEAKS Beforeeach use check the tiller for signs of an oil leak usually a dirty oily accu mulation either on the unit or on the floor A little seepagearound a cover or an oil seal is usually not a causefor alarm How ever if the oil drips overnight then imme diate attention is needed Ignoring an oil leak can result in severe transmission damage If a cover is leaking check for...

Page 18: ...ers furnaces clothes dryers stoves electric motors etc 2 Drain the oil from the engine 3 Removefour screws B Figure5 2 and removetransmission coverand gasket 4 Removethe left side wheel 5 Tilt the left side wheel shaft into a drain panand allow the gear oil to drain through the top of the transmission 6 Reinstallthe wheel fill hole until it reachesthe halfway point on the drive shaft 7 Install a n...

Page 19: ... the adjustment screw D c Unhookthe top of the spring from the ForwardClutch Bail d Usepliers to preventthe adjuster B from turning and turn the slotted screw located inside the spring clockwise viewedfrom operator s position to increasetension on the spring Turn the screw counter clockwise to decreasetension Once adjusted reattach the spring to the ForwardClutch Bail e RepeatSteps2 and3 to re mea...

Page 20: ... 6 oneto two turns Pullthe threaded cable adjuster A Figure5 6 to the left until the innerjam nut C touches the bracket 6 Preventthe inner jam nut C from turning and tighten the outer jam nut D against the bracket Preventthe outer jam nut D from turning and tighten the inner jam nut C against the bracket 7 Measurethe gap by repeating Step 3 Readjustas neededby repeating Steps5 and 6 8 Reinstall th...

Page 21: ...the EngineOwner s Manual THROTTLELEVERADJUSTMENT If the engine does not respond to various throttle lever settings refer to the Engine Owner s Manualfor service information or contact your local authorizedengine dealer Operators shall not tamper with the engine governor settings on the machine the governorcontrolsthe max imum safe operating speed to protect the engine and all moving parts from dam...

Page 22: ...erheats 1 Enginecoolingsystemclogged 1 Cleanair coolingarea see EngineOwner sManual 2 Carburetorout of adjustment 2 SeeEngineServiceDealer 3 Oil levelis low 3 Checkeli level seeEngineOwner sManual Enginedoesnot 1 Misadjustedthrottle controlor ignition switch 1 SeeEngineOwner sManualor Engine ServiceDealer shutoff Wheelsand Tines 1 Improper useof controls 1 ReviewSections3 and 4 will notturn 2 Worn...

Page 23: ... 18x 2 2 HexFlange LockHut 5 6 18 2 DepthRegulator Lever 1 SpirolPin 2 Spring DepthRegulator 1 REF PART NO NO DESCRIPTION QTY 10 11 12 13 14 15 16 17 18 19 20 GW 9534 710 0597 712 0291 GW 550 3 2 GW 55013 1 736 0119 1186331 712 3009 710 0874 GW 55088 GW 55015 Spacer 1 Hex Hd Screw 1 4 20 x 1 1 Hex Lock Nut 1 4 20 1 Hood Bracket Right Hand 1 Hood Bracket Left Hand 1 Lock washer 5 6 2 Hex Hd FlangeS...

Page 24: ...I Models6341 634B and 630B DRAWINGNO 2 6 13 16 15 17 24 3 26 12 7 14 15 30 ...

Page 25: ...1 HexScrew 1 4 20x 1 2 Self Tap A 4 HexScrew 1 4 20x 1 2 Self Tap B C 6 Panel 1 Decal ModelName Logo A 1 Decal ModelName Logo B 1 Decal ModelName Logo C 1 Bracket Reverse ClutchCable B C _ 1 Cable Ass y Reverse Clutch B C 1 HexNut 10 24 1 Decal Reverse DriveControl B C 1 Cable Tie B C 1 LockWasher 3 8 2 A ForModel630B B ForModel634F C ForModel634B DRAWING PARTS LISTNO 3 3 4 7 8 10 REF PART NO No D...

Page 26: ...ng 4 Shim 0 062 thick NR Shim 0 030 thick A R Shim 0 0 5 thick A R Shim 0 010 thick A R Shim 0 005 thick A R Bronze Bushing 4 REF PART NO NO DESCRIPTION QTY 5 GW 55004 WheelShaft A 1 1916741 WheelShaft B C 1 6 GW 9305 Key Hi Pro 1 4 x 1 1 7 GW 1132 2 Spacer 4 8 1904278 WormGear WheelShaft 1 9 19 5074 TillerShaft 1 10 GW 1104 WoodruffKey 11 1904279 WormGear TillerShaft 1 A ForModel630B B ForModel63...

Page 27: ...mission 1 RearCover Transmission 1 Gasket Housing Cover 2 Oil Seal Drive Shaft Oil Seal Wheel Shaft 2 REF PART NO NO DESCRIPTION QTY 9 1916975 10 1909374 11 GW 55011 1 GW 55011 2 12 GW 55010 13 1186331 14 710 3008 15 736 0119 Transmission Housing Ass y 1 Oil Seal Tine Shaft 2 Bearing Cap Gasket 0 0 thick 1 Bearing Cap Gasket 030 thick 1 Rear Bearing Cap 1 Hex Hd FlangeScrew 5 16 8 x 1 2 Hex Hd Fla...

Page 28: ...I Models6341 634B and 630B DRAWINGNO 6 17 36 23 14 22 2_ 7 33 ReverseClutch Cable ForwardClutchCable 2 29 26 37 7 7 16 ...

Page 29: ... 1 REF PART NO NO DESCRIPTION QTY 24 1107382 25 GW 9929 26 GW 55037 1916657 27 GW 55034 29 1916658 30 GW 9944 31 GW 5503 1916532 32 GW 55049 33 777120943 34 1186328 35 710 3008 36 736 3050 37 736 3090 38 1918731 39 1916535 40 710 3103 41 712 3009 42 1916725 43 1916724 44 1108841 45 GW 55036 46 GW 55039 47 710 0157 48 710 0376 FlatWasher 2 FlatWasher 3 Forward DriveBelt A I Forward DriveBelt B C I ...

Page 30: ...lo FRONT FORWARD SHAFT 6 FRONT FORWARD 10 LEFTSIDE SHAFT RIGHTSIDE 4 HoldTine With BluntEndTowardYou Left Hand Tine RightHand Tine NOTE identify Leftand Right sides of tiller by standingin operatorposition andfacing directionof forward travel 12 ...

Page 31: ...dtines eightleft handtines andrequired hardware 1 BoloTine LeftHand Singletine used on rightsideof tiller Incl twoeach Refs 1 3 8 REF PART NO NO DESCRIPTION QTY 6 7 8 9 10 11 12 1916747 1915075 1917486 1917487 55095 01 55095 02 GW 9380 GW 9338 712 3017 736 0169 Tine Holder B C 2 Tine Holder A 2 Wheel Tire Ass y B 2 Wheel Tire Ass y C 2 Wheel Tire Ass y Left Side A 1 Wheel Tire Ass y Right Side A 1...

Page 32: ... and conditions if used for commercial institutional industrial rental or demonstrator purposes the warranty on the tiller is limited in duration to 90 days from the date of purchase This warranty does not apply to parts that have been damaged by accident alteration misuse abuse neglect improper maintenance vandalism theft fire water or damage because of peril or other natural disaster HOW TO OBTA...

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