Troy-Bilt TUFFY 634BM Operator's Manual

Troy-Bilt TUFFY 634BM Operator's Manual

Rear-tine tiller

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O TRO_ BILT
Operator's Manual
Rear-tine Tiller Models
630C
Tuffy_
634Fm
BroncoTM
634Bm
Super BroncoTM
Model 634B Shown
IMPORTANT:
READ SAFETY RULES AND INSTRUCTIONS
CAREFULLY
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 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. BOX 361131 CLEVELAND,
OHIO 44136-0019
PRINTEDIN U.S.A.
FORM NO. 770-10594C
11/25/02

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Summary of Contents for Troy-Bilt TUFFY 634BM

  • Page 1 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. BOX 361131 CLEVELAND, PRINTEDIN U.S.A.
  • Page 2 Content Calling Customer Support ...2 Safety...3 Assembly...6 Freaturesand Controls ...lg Operation...12 Maintenance...17 Off-SeasonStorage...21 Troubleshooting...22 Parts List ...23 Warranty Information ...Back Cover This Operator's Manual is an important partof your new Rear-tine Tiller. It will help you assemble, prepareand maintain the unit for best performance.
  • Page 3 SECTION 1: SAFETY This machinemeetsvoluntarysafetystan- dardB71.8-1996, whichis sponsored bythe OutdoorPowerEquipmentInstitute, Inc., and is publishedbythe AmericanNational StandardsInstitute. 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 This is a safety alert symbol.
  • Page 4 4. Exercisecaution to avoid slipping or fall- ing. 5. If the unit should start to vibrate aonor- really,stop the engine, disconnect the spark plug wire and prevent it from touch- ing the spark plug, and check immediately for the cause. Vibration is generally a warning of trouble.
  • Page 5 Decals For your safety and the safety of others, vari- ous safety and operational decals are located on your unit (see Figure 1-2) t Keepthe decals clean and legible at all times. Contactyour local service dealer or the factory for replacements if any decals are damagedor missing.
  • Page 6 To protect your rights, put your claim in writing and ma_l a copy to the car- rier within 15 days after the unit has been delive'ed. Contact Troy-Bilt LLC il you need assistance in this matter. TOOLSMATERIALS NEEDED 3,8" open-end wrench* (.2) 7/16' open-end wrench"...
  • Page 7 Fig.2,2: AHach handlebar, 2. Removethe hairpin cotter (L, Fig. 2-3) and wheel drive pin (M) from the wheel hub (0) and wheel shaft (N). 3. Slidethe wheelfully inward on the wheel shaft (N, Fig. 2-3). Reinstallthe wheel drive pin (M) through the wheel shaft only (not through the wheel hub).
  • Page 8 The knob should return to its neutral posi- tion (resting against bracketL If it doesn't. contact your local dealer or Troy-Bilt LLC for technical assistance. Flat Side Fig. 2-8: Install reverse cable bracketand reverseclutch cable, Fig.2-9: Routereverse clutchcable(CC)as...
  • Page 9 31bY I_: L;I'IEL;KLEVEL UI- Thetransmission was filled with gear oil at the factory. However,you should checkthe gear oil level at this time to makecertain it is correct. IMPORTANT: D o not operatethe tiller if the gear oil level is low. Doing so will result in severe damageto the transmission com- ponents.
  • Page 10 SECTION 3: FEATURES A NDCONTROLS WARNING: Before operating your machine, carefully readand understand all safety, controls and operating instructions in this Manual, the separate Engine Owner's Manual,and on the decals on the machine. Failureto follow these instructions can result in serious personal injury.
  • Page 11 Figure3-3: FREEWHEEL position. engine, be sure that both WARNING: Beforestarting wheels are in WHEELDRIVE position. See Whesl Drive Pins for instructions, Engagingthe Forward Clutch Bail or ReverseClutch Control (if equipped) when the wheels are not in WHEELDRIVEcould allow the tines to rapidly propel the tiller forward or backward.
  • Page 12 SECTION 4: OPERATION WARNING: Before operating your machine, carefully readand understand all safety (Section 1), controls (Section 3) and operating instructions (Section 4) in this Manual, the separate Engine Owner's Manual,and on the decals on the machine. Failureto follow these instructions can result in serious personal injury.
  • Page 13 KEEP A WAY F_OMROTATING 11NES. ROTATING 11NE$ W ILLCAUSE INJURY. Stoppingthe Engineand Tiller 1. Tostop the wheels and tines, releasethe Forward Clutch Bail (all models) or the Re- verse Clutch Control (Models 634F and 634B) -- whichever control is in use. 2.
  • Page 14 TILLING Tilling Depths _=i, WARNING: Before A _ • tilling, Contactyour ,m ==== telephone or utilities company and inquireif underground equipment or lines are used on your property.Do not till near buried electric cables, telephone lines, pipes or hoses. • Whencultivating (breakingup surfacesoil around plantsto destroyweeds,seeFig.4-9), adjust thetines to dig only 1"to 2"deep. Using shallowtilling depthshelpspreventinjury to plantswhose rootsoften grow closeto the surface.
  • Page 15 TILLING PowerComposting Powercomposting simply meanstillingunderand burying in thesoil all mannerof organic mattersuch as crop residues,leaves,grassclippings and cover crops. This materialwill de, composeduring the non-growingseasonand add imPortantnaturalnutrientsto the so Thefirst placeto beginis with crop residuessuch asleftovervines,stalks,stemsand roots• Powercompost these crop residuesas soon asthey finish bearing.Thesoonerthis isdone, the better,astendergreen matter is easierto till under.
  • Page 16 TILLING TerraceGardening(continued) • Tocreateaterrace, startat the top of the slopeand work down. Gobackand forth acrossthe first rowas shown in Fig.4-10. • Eachsucceedinglowerterraceisstartedbywalkingbelowtheterraceyou'repre- 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.
  • Page 17 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 WARNING: 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 personalinjury or property damage. 4. The gear oil level is correct if the gear oil is approximately halfway up the side of the main drive shaft.
  • Page 19 WARNING: 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 personalinjury or property damage. SHAFT Figure 5-3: Installtinessothatcutting edgeoftinesentersoftfirstwhentillermoves forward. CHECKING AND ADJUSTING FORWARD DRIVE BELT TENSION It is important to maintain correct tension on the forward drive belt.
  • 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 AND ADJUSTING RE- VERSE DRIVE BELT TENSION...
  • Page 21 WARNING: 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 personalinjury or property damage. 3. Cleanaround the oil dipstick or oil fill tube (whichever applies) to prevent dirt from falling into the crankcase.
  • Page 22 WARNING: 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 personalinjury or property damage. PROBLEM Enginedoes notstart Spark plug w_reo_sconnec_ea Engine Throttle Control Lever incorrect, set Fueltank emptl Choke centre{ ff so equippeo) in incorrect OOSltlOO.
  • Page 23 SECTION 6: MODELS 630C,634F & 634B PARTS LIST PARTNO. 1185469 Spiro]Pin 710-0597 HexHd. Screw,1/4-20x 1 710-0599 Screw,Self-Tapping,I/4-20 x 1/2 710-0874 HexHd. Screw, 5 /16-18x 1-1/4 710-3039 HexHd. Screw, 5 /16-18x 1/2 712-0291 HexLockNut,1/4-20 712-3004A HexFLange L ockNut,5/16-18 712-3009 HexNut,5/16-18 736-0119 LockWasher,5/16 GW-55013-1 HoodBracket, L eft Hand...
  • Page 24 MODELS 630C, 634F & 634B 18 \...
  • Page 25 PARTNO. 1918749 Bumper(C) 710-3073 HexScrew, 5 /16-18x2-1/4(C) 712-0267 Nut,Hex,5/16-18(C) 736-0119 LockWasher,5/16(C) (A) ForModel630C (B) ForModel634F (C)ForModel634B PARTNO. DESCRIPTION 1916719 Cable Assembly, ReverseClutch(B) (C) 1916755 Upper Handlebar 1917479 Bail, ForwardClutch 1918745 CableAssembly, Forward Clutch 710-0599 Screw, Self-Tapping,I/4-20 x 1/2 710-3008 Screw, Hex,5/16-18 x 3/4 712-3009 HexLock Nut, 5/16-18 GW-55042...
  • Page 26 MODELS 630C, 634F & 634B (A) ForModel6300 (B) ForModel634F (C)ForModel634B * Useas required to obtainbetween .005"and .015"allowable end-play. PARTNO. DESCRIPTION GW-9517 SnapRing GW-1714 Bearing, Tapered Roller(with race) GW-50043 SupportWasher, R ear 711-04109 Drive Shaft(A) (B) (C) GW-1224-1 * Shim,RearBearing Cap,.010"thick GW-1224-2"...
  • Page 27 FRONT (A) ForModel6300 (B) ForModel634F (C)ForModel634B * Useas required to obtain between .005" and .030" allowable end-play, PARTNO. DESCRIPTION GW-9512 Retainer, SnapRing,"E" Type 1909950 Retainer, SnapRing 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 * Shim,0,005"thick GW-1086 Bronze Bushing 711-04092...
  • Page 28 MODELS 630C, 634F & 634B PARTNO. GW-9727 Plug,Transmission O il Fill 710-04049 HexHd. Flange Screw,5/16-18x 5/8,G r. 5 736-0119 LockWasher,5/16 1918377 RearCover, T ransmission 1916641 FrontCover,Transmission GW-50032 Gasket, H ousing Cover 714-04030 OilSeal,DriveShaft * includedwith transmission whenpurchased asan assembly only. Remove anddiscardwheninstalling the transmission on tiller.
  • Page 29 Hold Tines With Blunt EndToward You LEFT-HAND TINE RIGHT-HAND T INE NOTE:Ideotib Left and Right sides of tiller b, standing _n operator position and facing direction of forward trave t Usedon Leftsideoftiller $ Usedon Rightsideof tiller PARTNO. 710-3005 HexHd. Screw, 3 /8-16x 1-1/4,Grade 5 GW-50049-01 SingleBoloTine- RightHand1"...
  • Page 30 MODELS 630C, 634F & 634B...
  • Page 31 PARTNO. 1107382 FlatWasher, 5 /16 1108841 Key, 3 /16"x 1-1/2"(B (C) 1916531 Pulley, E ngine Drive(B) (C) GW-55035 Pulley, E ngine Drive(A) 1916532 Transmission Pulley(B) (C) GW-55031 Transmission Pulley 1916535 Pulley, R everse Idler(B) (C) 1916652 Guard,Belts/Pulleys 1916657 Forward DriveBelt(B) (C) GW-55037 Forward DriveBelt(A) 1916658...
  • Page 32 All Troy-Bilt branded rear tine walk-behind tillers with gear drive transmissions. ISCOVERED This warranty begins on the date of purchase and is warranted by Troy-Bilt LLC for the life of the tiller, to the odgina] purchaser only. WHAT IS COVERED...

This manual is also suitable for:

Tuffy 634fmTuffy 630cBronco 634fSuper bronco 634b

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