This unit is equipped with an internal combustion engine and should not be used on or near any unimproved
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 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 through your nearest engine authorized service dealer or contact the service department,
P.O. Box 361131
Cleveland, Ohio 44136-0019.
Troy-Bilt LLC, P.O. BOX361131CLEVELAND, O HIO44136-0019
Page 1
(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 through your nearest engine authorized service dealer or contact the service department, P.O. Box 361131 Cleveland, Ohio 44136-0019. Troy-Bilt LLC, P.O. BOX361131CLEVELAND, O HIO44136-0019 PRINTEDIN U.S.A. FORMNO. 770-10594D 11/19/03...
If you have difficulty assembling this product or have any questions regarding the controls, operation or maintenance of this unit, you can seek help from the experts. Choose from the options below: Visit troy-bilt.com for many useful suggestions. Click on Customer Support button and you will get the four options reproduced here.
SECTION 1: SAFETY Thismachinemeetsvoluntarysafetystan, dardB71.8-1996, whichissponsored bythe OutdoorPowerEquipmentInstitute, Inc., and is publishedbythe AmericanNational StandardsInstitute. Forward Clutch B_ ClutchControl (Models634FJ634A) WARNING Depth Regulator Theengineexhaustfromthisproduct c ontains chemicalsknownto theStateofCaliforniato Tine HoodFlap causecancer,birthdefectsor otherreproduc- This is a safety alert symbol. It is used _i&, in this manual and on the unit to alert dard-Rotating-Tines...
Page 4
4.Exercise caution toavoid s lipping o rfall- If in doubtaboutthe tilling conditions,al- 24. Do not touch engine parts which may ing. ways usethe followingoperatingprecau- be hotfrom operation. Let partscool down 5.If theunit s hould s tart t ovibrate a bnor- tions to assistyou in maintaining control sufficiently.
Page 5
Decals Reverse Clutch Control ForwardClutch Bail For your safety and the safety of others, vari- OperatingInstruction safety and operational (Models 634F/634A) decals are located on your unit (see Figure 1,2). Keep the decals clean and legible at all times. StartingStabilization Contact your local service dealer or the factory Message (on engine) for replacements if any decals are damaged or...
Page 6
15 days after the unit has been soil. Loosely attach the support brackets Hex hd. screw. 3/8-16 x 3/4' delivered. Contact Troy-Bilt LLC if you Flat Washer,3/8" to the outside of the handlebar assembly need assistance in this matter.
Page 7
Fig. 2-3: Wheel in FREEWHEEL position STEP 4: INSTALL FORWARD CLUTCH CABLE 1. Carefully unwrap the forward clutch ca- ble (cable without an attached knob) from its shipping position and slide the thin ca- ble wire (T, Fig.2-4) into the slot in the ca- ble bracket.
Page 8
The knob should return to its neutral posi- tion (resting against bracket). If it doesn't, contact your local dealer or Troy-Bilt LLC for technical assistance. Fig. 2-5: Cable Fig. 2-6: Attach forward springand...
Page 9
:sI =-P 6: CHECK TRANSMISSION 8: CHECK HARDWARE _S I I::P 1: ADD IVlUI UH UIL OIL LEVEL The tiller is shipped withoutoil in the en- Checkall nuts and screws for tightness. gine. Thetransmission was filled with gear oil at STEP 9: CHECK AIR PRESSURE IN thefactory.
Page 10
SECTION 3: FEATURES A NDCONTROLS WARNING: Before operating your machine, carefully read and understand all safety, controls and operating instructions in this Manual, the separateEngine Forward ClutchBail ReverseClutch Control Owner's Manual, and on the (Models 634F/634A) decals on the machine. Failureto follow these instructions can result in Depth Regulator...
Page 11
WARNING: Use extreme begin tilling at a very shallow depth setting and gradually increasethe tilling depth. caution when reversing or pulling the machine towards WARNING: Do not attempt you. Look behind to avoid to till too deeplytoo quickly. obstacles. Graduallywork down to deeper Never attempt to till in reverse.
SECTION 4: OPERATION WARNING: Before 1. Complete the Pre-Start Checklist on Reverse Clutch Control this page. operating your machine, (Models 634F/634A) carefully read and understand 2. Putthe wheels in the WHEELDRIVEpo- all safety (Section 1), controls sition (see WheelDrive Pins in Section 3 of (Section 3) and operating this manual).
Page 13
4. For forward motion of the wheels and (b) Swing the handlebarto the left so the tines: right wheeltakes a "step" backward.Next (a) Pull Forward Clutch Bail (Fig. 4-1) up swing the handlebarto the right so the left against handlebar. Releasebail to stop for- wheel "steps"...
Page 14
TILLING TIPS & TECHNIQUES • Avoid pushingdown on the handlebarsin an attemptto force the tiller to dig deeper.Doing Tilling Depths so takesthe weight off the poweredwheels,causingthem to losetraction. Without the wheels helpingto hold the tiller back,the tines will attemptto propelthe til!er- often causingthetiller WARNING: Before to skip rapidlyacross the ground.
Page 15
TILLING TIPS & TECHNIQUES (CON'T) PowerComposting Powercomposting simply meanstilling underand burying in the soil all manneroforganic WARNING: When power mattersuch as crop residues,leaves,grass clippings and cover crops. This materialwill de- composting, do not keepthe composeduring the non,growing seasonand add importantnaturalnutrients to the soil. Depth Regulator Leverat a Thefirst placeto beginis with crop residuessuchas leftovervines,stalks,stems and roots, deepsetting if the tiller jumps...
Page 16
TILLING TIPS & TECHNIQUES (CON'T) • Eachsucceedinglowerterraceis started bywalking belowthe terraceyou're pre- paring. Foraddedstability of thetiller, alwayskeepthe uphill wheelin the soft, new- ly tilled soil. Do not till the last 12"or more of the downhill outside edge of each terrace. This untilled strip helps preventsthe terraces from breaking apartand washingdownhill.
SECTION 5: MAINTENANCE TILLERLUBRICATION If a cover is leaking, checkfor loose WARNING: Before screws. If the screws are tight, a new inspecting, cleaning or servicing After every 10 operating hours, oil or gasket or oil seal may be required. the machine,shut off engine, grease the lubrication points shown in wait for all moving parts to come If the leak is from around a shaft and oil...
Page 18
WARNING: Beforeinspecting, cleaning or servicing the machine,shut off engine, wait for all moving parts to come to a complete stop, disconnect spark plug wire and move wire away from spark plug. Failureto follow these instructions can result in serious personal injury or property damage.
Page 19
WARNING: Beforeinspecting, cleaning or servicing the machine,shut off engine, wait for all moving parts to come to a complete stop, disconnect spark plug wire and move wire away from spark plug. Failureto follow these instructions can result in serious personal injury or property damage.
Page 20
The procedure requires average sion). If this fails to correct the problem, ing and tighten the outer jam nut (D) mechanicalability and commonly available contact Troy-Bilt LLC or your authorized tools. against the bracket. Preventthe outer jam dealer for service advice.
WARNING: Beforeinspecting, cleaning or servicing the machine,shut off engine, wait for all moving parts to come to a complete stop, disconnect spark plug wire and move wire away from spark plug. Failureto follow these instructions can result in serious personal injury or property damage.
WARNING: Beforeinspecting, cleaning or servicing the machine,shut off engine, wait for all moving parts to come to a complete stop, disconnect spark plug wire and move wire away from spark plug. Failureto follow these instructions can result in serious personal injury or property damage.
SECTION 6: MODELS 630C,634F & 634A PARTS LIST (A) For Model 630C (B) For Model 634F (C) For Model 634A DESCRIPTION PARTNO. DESCRIPTION PART NO. 1185469 GW-55015 Spirol Pin Drag Bar 710-0597 GW-55018 Hex Hd. Screw, 1/4-20 x 1 Depth Regulator Lever 710-0599 686-04041 Screw, Self-Tapping,I/4-20 x 1/2...
Page 28
MODELS630C, 634F & 634A * Included with transmission when purchased as an assembly only. Remove and discard when installing the transmission on tiller. DESCRIPTION PARTNO. DESCRIPTION PART NO. GW-9727 721-04031 Plug, Transmission Oil Fill Oil Seal,Wheel Shaft 710-04049 619-04013 Hex Hd. FlangeScrew, 5/16-18 x 5/8,Gr. 5 Transmission Housing Assembly 736-0119 721-04036...
Page 29
MODELS 6300, 634F & 634A Hold Tines With Blunt End Toward You RIGHT-HANDTINE LEFT-HAND TINE NOTE: I dentifyLeftandRightsidesof tiller bystandingin operatorpositionandfacingdirectionof forwardtravel. _--,_;b_ WHEELSHAFT TINE SHAFT (A) For Model 6300 (B) For Model 634F (C) For Model 634A PARTNO. DESCRIPTION PARTNO.
Page 32
All Troy-Bilt branded rear tine walk-behind tillers with gear drive transmissions. IS COVERED This warranty begins on the date of purchase and is warranted by Troy-Bilt LLC for the life of the tiller, to the original purchaser only. WHAT IS COVERED...
Need help?
Do you have a question about the 634F-Bronco and is the answer not in the manual?
Questions and answers