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Troy-Bilt
640C, 644A manual
Models:
640C
644A
1
31
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Troubleshooting
Install
Parts list
Warranty
Maintenance
adjuster
Enginecleaning
SafetyAlert Symbol
Transmission Gearoil Service
Featuresandcontrols
Page 31
Image 31
NOTES
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Page 32
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Page 32
Contents
Rear-tineTiller Models
Operators Manual
640C--Tuffy CRT 644A m Super Bronco TM CRT
CUSTOMERSUPPORT
FINDINGMODELNUMBER
TABLEOFCONTENTS
Preparation
SECTION1 SAFETY
SafetyAlert Symbol
Training
forthecauseVibrationisgenerally
MaintenanceandStorage
sparkplugwireandpreventitfromtouch
ingthesparkplug,andcheckimmediately
o
OperatingSymbols
Decals
NOTE Yourunitmaynothaveallof esymbds
INSPECTUNIT
SECTION2 ASSEMBLY
LooseParts List
ASSEMBLYSTEPS
A J B
STEP 4 INSTALL FORWARD
clutchcable spring to
adjuster
Fig.2-5 Cable
springand
TIRES unitswithpneumatictires
5! 6 CHECKTRAHSMiSSiOH OIL LEVEL
ARNING
SECTION3 FEATURESANDCONTROLS
WARNING Donotplace
To adjustthe handlebars
Figure3-3 FREEWHEELposition
BailE. OnlyMode1644Ahavea Reverse
HANDLEBAR HEIGHT ADJUSTMENT
WARNING Donot attempt
SECTION4 OPERATION
BREAK-INOPERATION
STARTING AND STOPPING
Stoppingthe Tillerand Engine
OPERATINGTHE TILLER
dlebarssidewaysto turntiller
Fig.4-2 Useonehandtoguidetiller when
AvoidMaking Footprints
TILLINGTIPS& TECHNIQUES
Tilling Depths
Let the Tiller Dothe Work
Loading and UnloadingtheTiller
TILLINGTIPS & TECHNIQUESCONT
Tilling On Slopes
Clearingthe Tines
WARNING Loadingand
LOADING AND UNLOADING THE TILLER
TILLINGTIPS & TECHNIQUESCONT
TILLER LUBRICATION
SECTION5 MAINTENANCE
MAINTENANCESCHEDULE
TRANSMISSION GEAROIL SERVICE
BOLOTINES
the handlebarsee Figure 5-4and re
CHECKINGAND ADJUSTING
FORWARDDRIVE BELT TENSION
3. SqueezetheForwardClutch Bailagainst
FORWARDCLUTCH BAIL ADJUSTMENT
ENGINECLEANING
AIRCLEANERSERVICE
CHECKINGANDADJUSTINGRE- VERSEDRIVEBELTTENSION
CARBURETOR/GOVERNOR CONTROLADJUSTMENTS
SPARKPLUGSERVICE
THROTTLELEVERADJUSTMENT
SPARKARRESTERSCREEN SERVICE
Enginedoesnotshotoff WheelsandTineswill notturn
TROUBLESHOOTING
PROBLEM
CORRECTION
PartsList
5 15 16 12 2O
MODELS640C & 644A
PARTNO
MODELS640C & 644A
Plug,TransmissionOilFill
MODELS640C & 644A
DESCRIPTION
FRONT
MODELS640C & 644A
PARTNO
I11
MODELS640C & 644A
FORWARD
DESCRIPTION
MODELS640C & 640A
FORWARD
TINE SHAFT
MODELS640C & 644A
Page
TROY-BILTTILLER LIFETIME LIMITED WARRANTY