Troy-Bilt 645AMBRONCO, 644HMBRONCO manual TRtllcBILT

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0 TRtllcBILT'----

Operator's Manual

Rear-tine Tiller Models

644HmBronco

645AmBronco

TM

TM

Model 644H Shown (bumper syles vary)

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 by contacting the service department at Troy-Bilt LLC, P.O. Box 361131 Cleveland, Ohio 44136-0019.

TROY-BILT LLC, P.O. BOX 361131, CLEVELAND, OH 44136-0019

PRINTED IN USA

FROM NO. 769-00585B

(11/2003)

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Contents TRtllcBILT Tableofcontents Safety Safety ÷i I÷1 R LooseParts List Qty. Description Tools/MaterialsNeededfor AssemblyIntroduction InspectunitMove Tiller Off Shipping Platform Attach HandlebarInstall Forward Clutch Cable Install ReverseClutch CableCheckAir Pressurein Tires CheckLevelof TransmissionGearOilAdd Motor Oil to Engine Check Hardware for TightnessTo Placethe Wheels in WHEELDRIVEor Wheel Drive PinsFreewheel To Operatethe Forward ClutchBail Forward Clutch BailTo Operatethe Reverse ClutchControl Travel Position Shallow Deep Settings To Adjustthe HandlebarsInitial Operation IntroductionStartingand Stoppingthe Engine Gasoline is Highly Flammable and ITS Vaporsare ExplosiveStarting the Engine Operatingthe TillerStoppingthe Tiller and Engine Turning the Tiller AroundAvoidtilling soggy,wet soil Let the tiller dothe workAvoidmakingfootprints Tilling depthsTilling on slopes Tilling acrossslopeswithout usingterracesClearing the tines Tilling up and downslopesLoadingand Unloadingthe Tiller Procedure Required Maintenance ScheduleBefore Every Each Use HoursCheckhardware CHECKTIREPRESSUREonMachines equipped with pneumatic tires To Checkthe Transmission Gear Oil LevelRemovingand Installing IndividualTines Removingand Installing Tine AssembliesTines Tine InspectionPosition Checkingand Adjusting Forwarddrive BelttensionTo CheckForwardBelt Tension Checkingand Adjusting Reversedrive Belttension Forwardclutch BailadjustmentForwardBelt Replacement Information Reverse Belt Replacement InformationAIR Cleanerservice Engineoil ServiceSparkplugservice EnginecleaningProblem Possible Cause Correction TroubleshootingPartsList Description PartnoMODELS644H & 645A 1918749 Bumper 710-0395 Partno Description Front Description Partno Wheelshaft MODELS644H & 645AMODELS644H & 645A Partno TROY-BILT LLC, P.O. Box 361131, Cleveland, Ohio 44136-0019 TROY-BILT Tiller Lifetime Limited Warranty