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Operator's Manual
®
Rear-tine Tiller Models
630C--Tuffy ¢
634AmSuper
Bronco
TM
634KmProLine
Mode1634A Shown
IMPORTANT:
Read safety rules and instructions
carefully
before operating
equipment.
Warning:
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 attester 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,OHIO44136-0019
PRINTEDIN U.S.A.
FORMNO. 770-10594F
10/6/04
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Table of Contents
Related Manuals for Troy-Bilt TUFFY 634A
Summary of Contents for Troy-Bilt TUFFY 634A
- 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, Cleveland, Ohio 44136-0019. Troy-Bilt LLC, P.O. BOX361131CLEVELAND,OHIO44136-0019 PRINTEDIN U.S.A. 'W//////aI&_AIIIIIIIIIIIIIF...
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Page 2: Table Of Contents
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 will get the four options reproduced here. Click on the appropriate button and help is immediately available. -
Page 3: Safety
SECTION 1: SAFETY This machine meets voluntary safety stan- dard B71.8-1996, which is sponsored by the Outdoor Power Equipment Institute, Inc., and is published by the American National Standards Institute. WARNING The engine exhaust from this productcontains chemicals known to the State of California to cause cancer, birth defects or other reproduc- SafetyAlert Symbol in this manual and on the unit to alert... - Page 4 4.Exercise caution toavoid s lipping o rfall- ing. 5.If theunit s hould s tart t ovibrate a bnor- mally, stop theengine, disconnect the spark p lug wire andprevent itfrom touch- ingthespark p lug, and check i mmediately forthecause. Vibration isgenerally a warning oftrouble.
- Page 5 Decals For your safety and the safety of others, vari- ous safety and operational decals are located on your unit (seeFigure 1-2). Keepthe decals clean and legible at all times. Contactyour local service dealer or thefactory for replacementsif any decals are damagedor missing.
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Page 6: Assembly
15 days after the unit has been delivered. Contact Troy-Bilt LLCif you need assis- tance in this matter. TOOLS / MATERIALSNEEDED (2) 1/2" open-end wrench* (2) 9/16"... - Page 7 Fig. 2.2: Attachhandlebar. drive pin (M) through the wheel shaft only (not through the wheel hub). Secure the wheel drive pin with the hairpin cotter (L), pushing the hairpin cotter in as far as it will go. The wheel should now spin freely (freewheel) on the wheel shaft.
- Page 8 4. Testthe function ofthe reverseclutch by pulling out and releasingthe cable knob. 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. Flat Side Fig. 2-8:/nsta//reverse cable bracketand reverse clutchcable.
- Page 9 6: CHECK TRAHSMiSSiOH OIL LEVEL Thetransmission was filled with gear oil at the factory. However, y ou should checkthe gear oil level at this time to make certain it is correct. IMPORTANT:Donot operatethe tiller if the gear oil level is low. Doing so will result in severe damageto the transmission com- ponents.
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Page 10: Features And Controls
SECTION 3: FEATURES A NDCONTROLS operating your machine, ARNING: Before carefully readand understand all safety, controls and operating instructions in this Manual, the separateEngine Owner's Manual,and on the decals on the machine. Failureto follow these instructions can result in serious personal injury. INTRODUCTION This Section describes the location and function of the controls on your tiller. - Page 11 _--'i_ ,,_- Figure3-3: FREEWHEEL position. engine, be sure that both WARNING: Beforestarting wheels are in WHEEL DRIVE position. See WheelsDrive Pins for instructions, Engagingthe Forward Clutch Bail or ReverseClutch Control (if equipped) when the wheels are not in WHEEL DRIVEcould allow the tines to rapidly propel the tiller forward or backward.
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Page 12: Operation
SECTION 4: OPERATION operating your machine, ARNING: Before carefully readand understand all safety (Section 1), controls (Section 3) and operating instructions (Section 4) in this Manual, the separateEngine Owner's Manual,and on the decals on the machine. Failureto follow these instructions can result in serious personal injury. - Page 13 Stopping the Engineand Tiller 1. Tostop the wheels and tines, releasethe Forward Clutch Bail (all models) orthe Re- verse Clutch Control (Model 634A) -- whichever control is in use. 2. Tostop the engine, put the ignition switch and/or the throttle control lever in the "OFF"or "STOP"...
- Page 14 Tilling Depths WAHNINL_: Before tilling, contact your telephone or utilities company and inquire if underground equipment or lines are usedon your property. Do not till near buried electric cables, telephone lines, pipes or hoses. • When cultivating (breakingup surfacesoil around plants to destroyweeds,seeFig.4-9), adjust the tines to dig only 1"to 2" deep.Using shallowtilling depthshelps preventinjury to plantswhose roots often growclose to the surface.
- Page 15 TILLINGTIPS & TECHNIQUES (CON'T) PowerComposting Powercomposting simply meanstilling under and burying in the soil all mannerof organic matter suchas crop residues,leaves,grassclippings and covercrops. This material will de- composeduring the non-growingseasonand add importantnatural nutrientsto the soil. Thefirst placeto begin is with crop residuessuch as leftovervines, stalks,stems and roots. Powercompostthese crop residuesas soonas they finish bearing.Thesoonerthis is done, the better,as tendergreen matteris easierto till under.Usethe deepestdepthregulatorset- ting possiblewithout causingthe engineto labor or the tiller to jump ahead.
- Page 16 TILLINGTIPS & TECHNIQUES (CON'T) TerraceGardening(continued) • Tocreatea terrace,start at the top of the slopeand work down. Go backandforth acrossthe first row as shown in Fig. 4-10. • Eachsucceedinglowerterrace is started bywalking belowthe terraceyou're pre- paring.Foraddedstability of thetiller, alwayskeepthe uphill wheelin the soft, new- ly tilled soil.
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Page 17: Maintenance
SECTION 5: MAINTENANCE WARNING: Before inspecting, 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. Remove ignition key on electric start models. - Page 18 moving parts to come to a complete stop, disconnect spark plug wire and move wire away from WARNING: spark plug. Failureto follow these instructions can result in serious personal injury or property damage. 4. Thegear oil level is correct if the gear oil is approximately halfway upthe side of the main drive shaft.
- Page 19 moving parts to come to a complete stop, disconnect spark plug wire and move wire away from WARNING: spark plug. Failureto follow these instructions can result in serious personal injury or property damage. Figure 5-3: Instafl tinesso that cuttingedge of tines enter soft first when tiller movesforward. CHECKINGAND ADJUSTING FORWARDDRIVE BELT TENSION It is important to maintain correct tension...
- Page 20 (see Check- ing and Adjusting Forward Drive Belt Ten- sion). If this fails to correct the problem, contact Troy-Bilt LLC or your authorized dealer for service advice. CHECKING ANDADJUSTING RE- VERSEDRIVEBELTTENSION...
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Page 21: Off-Season Storage
moving parts to come to a complete stop, disconnect spark plug wire and move wire away from WARNING: spark plug. Failureto follow these instructions can result in serious personal injury or property damage. 3. Cleanaround the oil dipstick or oil fill tube (whichever applies) to prevent dirt from falling into the crankcase. -
Page 22: Troubleshooting
moving parts to come to a complete stop, disconnect spark plug wire and move wire away from WARNING: spark plug. Failureto follow these instructions can result in serious personal injury or property damage. PROBLEM Enginedoes not start Spark plug wire disconnected Engine Throttle Control Lever incorrectly set. -
Page 23: Parts List
SECTION 6: MODELS 630C,634A & 634K PARTS LIST PART NO. 1185469 Spirol Pin (B) 715-0108 Spirol Pin (A) 710-0597 HexHd. Screw, 1/4-20 x 1 710-0599 Screw, Self-Tapping,I/4-20 x 1/2 710-0874 HexHd. Screw,5/16-18 x 1-1/4 710-3008" HexHd. Screw,5/16-18 x 3/4 712-0324 Lock Nut, 1/4-20 (B) 712-04064 FlangeLock Nut, 1/4-20 (A) - Page 24 MODELS 630C, 634A & 634K...
- Page 25 PARTNO. 749-04193 Bumper(B) 710-0395 HexScrew,5/16-18x 2-1/4(B) 712-04063 Nut,Flange Lock,5/16-18(B) 726-0201 Speed Nut(B} (A) For Model 630C (B) For Model 634A and 634K PARTNO. DESCRIPTION 1916719 Cable Assembly, Reverse Clutch (B) 1916755 Upper Handlebar 747-04210 Bail, ForwardClutch 1918745 Cable Assembly, Forward Clutch 710-0599 Screw, Self-Tapping,I/4-20 x 1/2 710-3008...
- Page 26 MODELS 630C, 634A & 634K (A) For Model 6300 (B) For Model 634A and 634K * Useas PARTNO. DESCRIPTION GW-9517 SnapRing GW-9400 Drive Shaft Bearing Cup GW-50043 Support Washer, Rear 711-04109 Drive Shaft (B) 711-04110 Drive Shaft (A) GW-9401 Drive Shaft Bearing Cone GW-1224-1"...
- Page 27 FRONT (A) For Model 630C (B) For Model 634A and 634K * Useas PARTNO. DESCRIPTION GW-9512 Retainer,Snap Ring, "E" Type 1909950 Retainer,Snap Ring GW-1166-1 * Shim, 0.062" thick GW-1166-2" Shim, 0.030" thick GW-1166-3" Shim, 0.015" thick GW-1166-4" Shim, 0.010" thick GW-1166-5"...
- Page 28 MODELS 630C, 634A & 634K PARTNO. GW-9727 Plug,Transmission O il Fill 710-04049 HexHd. Flange Screw,5/16-18x 5/8,Gr.5 736-0119 LockWasher, 5 /16 1918377 RearCover,Transmission 1916641 FrontCover,Transmission GW-50032 Gasket, H ousing Cover 721-04030 OilSeal,DriveShaft * Included with transmission when purchased as an assembly only. Remove and discard when installing the transmission on tiller.
- Page 29 Hold Tines With Blunt End Toward You RIGHT-HANDTINE LEFT-HAND TINE NOTE:Identify Left and Right sides of tiller by standing in operator position and facing direction of forward travel, PART NO. 710-0514 HexHd. Screw,3/8-16 x 1, Grade5 GW-50049-02 Single Bolo Tine- Left Hand (A) (B) 712-3000 HexLock Nut, 3/8-16 710-0347...
- Page 30 MODELS 630C, 634A & 634K...
- Page 31 PARTNO. 736-0159 FlatWasher, 5/16 (B) 714-0139 Key, 3/16" x 2" 1108841 Key, 3/16" x 1.5" (O) 1916531 Pulley, Engine Drive 619-04016 Pulley, Engine Drive (C) 1916532 Transmission Pulley (B) 656-04023 Transmission Pulley (A) 1916535 Pulley, ReverseIdler (B) 1916652 Guard, Belts/Pulleys 1916657 Forward Drive Belt 1916658...
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Page 32: Warranty
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...