Figure3-3:FREEWHEELposition.
,_ WARNING: Useextreme
cautionwhen reversing or
pullingthe machine towards
you. Lookbehind to avoid
obstacles.
Neverattempt totill in reverse.
Failureto follow this warning
couldresult in personal injury
or property damage.
Tooperatethe ReverseClutchControl:
1. Put wheels in WHEELDRIVEposition
(see"WARNING" statementat the left).
2. Stopall tiller motion by releasingthe
ForwardClutch Bail.
_, WARNING: Beforestarting 3. Lift the handlebaruntil the tines clear
engine,besure that both theground, look behind you to avoid any
wheelsare in WHEELDRIVE obstacles,and then pull the control knob
position. SeeWheslDrive Pins (F,Figure3-4) out. The wheelsand tines
for instructions, will rotate in a reversedirection.
EngagingtheForward Clutch 4. Releasethe control knob to disengage
Bailor ReverseClutch Control (stop)the wheelsand tines (the enginewill
(if equipped) whenthe wheels continue to run).
arenot in WHEELDRIVEcould
allowthe tines to rapidly propel
thetiller forward or backward.
Failureto comply could cause
lossof tiller control, property
damage,or personalinjury.
FORWARDCLUTCHBAIL
ThForwardClutchBail (E,Figure 3-4) con-
trols the engagementof forward drive to
thewheelsand tines.
Tooperatethe ForwardClutchBail:
1. Putwheelsin WHEELDRIVEposition Figure3-4:AIImodelshaveaForwardClutch
(see"WARNING"statement above). Bail(E). OnlyModels634F/g34BhaveaRe,
verseClutchControl(F).
2. Liftand hold the clutch bail(E, Figure 3-
4)againstthehandlebartostartthewheels DEPTHREGULATOR LEVER
andtines rotating in a forward direction. Thislever(G, Figure3-5) controls the till-
3. Releasethe clutch bail to disengage ingdepth of the tines. Pull the leverback
(stop)the wheelsandtines (the enginewill and slide itup or down to engagethe
continueto run). notchedheight settings.
REVERSECLUTCHCONTROL The"travelposition" (highest notch) raises
(Models 634F/634B only) the tines approximately1-1/2" off the
ground,allowing the tiller to be moved
TheReverseClutch Control (F,Figure3-4) without the tines contactingthe ground.
controlsthe engagement of reverse drive This setting should also be used when
tothe wheelsand tines. Thereversing starting the engine.
featureis usedfor maneuveringthetiller
only-- neverengage the tines in the Movingthe leverupward will increasethe
groundwhileoperatingin reverse, tillingdepth. Thelowest notchallows a till-
ingdepth of approximately6", depending
onsoil conditions. Forbest results,always
begintilling at a very shallow depthsetting
andgradually increasethe tilling depth.
WARNING: Donot attempt
totill toodeeply too quickly.
Graduallywork downto deeper
tillingdepths.
Placethe DepthRegulator
Leverin the "travel" position
beforestarting the engine. This
position preventsthetines from
touchingthe ground until you
arereadyto begin tilling.
Failuretofollow this warning
couldresult in personalinjury
orproperty damage.
Figure3-5:DepthRegulatorLever(GJ.
HANDLEBARHEIGHT ADJUSTMENT
Thehandlebarheight is adjustableto three
differentsettings (Figure3-6). In general,
adjustthe handlebars so they are at waist
levelwhen the tinesare 3"-4" in the soil.
Toadjustthe handlebars:
1. Stop engine,disconnect spark plug
wire from spark plugand allow engine to
cool.
2. Removehardware,reposition handle-
bars,and reinstall hardwaresecurely.
Figure3-6:Handlebarheightadjustment.
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