Troy-Bilt 644H manual Required Maintenance Schedule Procedure

Page 19

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.

Failure to follow these instructions can result in serious personal injury or property damage.

REQUIRED	MAINTENANCE		SCHEDULE
PROCEDURE	Before	Eve_	Eve_	As
PROCEDURE	Each	10	30	Noted
	Use	Hours	Hours
Check engineoil level				And every 5
				operating hours
Cleanengine
Check drive belt tension				t
Check nuts and bolts				t
Changeengine oil
Lubricate tiller
Service engineair cleaner system
Checkgearoil levelin				t

transmission Checktines for wear

Checkair pressure in tires (if pneumatic)

Service spark plug

CheckAnti-ReverseStake

*Changemore frequently in dusty or dirty conditions. Changeafter first 2 hours of break-in operation.

tCheckafter first2 hours of break-in operation.

•SeeEngineOwner'sManualforserviceintervalsandinstructions.

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Contents TRtlI Bilt CLEVELAND,OH44136 Table of ContentsEngineinformation FindingmodelnumberSafety Safety Various symbols shown here, with word OperatingSymbolsStartingStabilization Messageonengine HotSurfaces UnpackingInstructions LooseParts List Qty. DescriptionAttach Handlebar MoveTiller OffShipping PlatformInstall ReverseClutch Cable AssemblyTiller is shipped withoutoil in the engine CheckLevelof TransmissionGearOilCheckAir Pressurein Tires FlatSideTo Place the Wheels in WHEELDRIVEor Wheel Drive PinsAdjustment Anti-ReverseStake Drive Pin on each wheel Forward Reverse Clutch ClutchBailControl UlatorTo Operate the Reverse ClutchControl ReverseClutchControlForward Clutch Bail To Operate the ForwardClutchBailAnti-ReverseStake HandlebarHeightAdjustmentTo Adjustthe Handlebars DepthRegulatorLeverStartingand Stoppingthe Engine Pre-Start ChecklistIntroduction Initial OperationStarting the Engine OperatingthetillerStoppingthe Tiller and Engine Turningthe Tiller AroundTilling depths Let the tiller dothe workAvoidtilling soggy,wet soil AvoidmakingfootprintsTilling up and downslopes Tilling acrossslopeswithout using terracesClearingthe tines Tilling on slopesLoadingand Unloadingthe Tiller Before Eve Each Use Hours Check engineoil level Every Required Maintenance Schedule ProcedureCheckforoil Leaks Transmissiongearoil ServiceCheckhardware TillerlubricationTine Inspection Removingand Installing Tine AssembliesRemovingand Installing Individual Tines TinesPosition Checkingand Adjusting Forwarddrive BelttensionTo CheckForwardBelt Tension Reverse Belt Replacement Information Forwardclutch Bail AdjustmentCheckingand Adjusting Reversedrive Belttension ForwardBelt Replacement InformationSparkplugservice EngineoilserviceProblem Possiblecause Correction TroubleshootingList Partno Description MODELS644H & 645AMODELS644H & 645A GW-55042 GW-1224-3 FRONT11 Description Partno Wheelshaft Tine Shaft RIGHT-HANDTINE LEFT-HANDTINE EngineUtchcable Forward Clutchcable MODELS644H & 645A TROY-BILT Tiller Lifetime Limited Warranty

Maintenance

REQUIRED

MAINTENANCE

SCHEDULE

PROCEDURE

Before

Eve_

Each

Use

Hours

Check engineoil level

And every 5