Operator's Manual

brake,andmovetheEnable/Disableswitchtodisable
position.
2.Unlockandraisetheseattoexposecontrols.
3.Locatethereelspeedselectorknobsandbacklapknobs
(
Figure81).Rotatethedesiredbacklapknob(s)tothe
backlappositionandthedesiredreelspeedselector
knob(s)toposition1.
Figure81
1.Backlapknobs2.Reelspeedselectorknobs
Note:Backlappingspeedmaybeincreasedbymoving
thereelspeedselectorknobtoward13.Eachposition
willincreasespeedapproximately100rpm.After
changingselector,wait30secondsforthesystemto
stabilizeatthenewspeed.
4.Makeinitialreeltobedknifeadjustmentsappropriate
forbacklappingonallcuttingunitswhicharetobe
backlapped.
5.Startengineandrunatidlespeed.
CAUTION
Contactwiththereelsorothermovingparts
canresultinpersonalinjury.
•Keepnger,hands,andclothingaway
fromthereelsandothermovingparts.
•Neveruseashorthandlesbrushtoapply
lappingcompound.
6.Selecteitherfront,rear,orbothbacklapknobsto
determinewhichreelswillbebacklapped.
7.MoveEnable/DisableswitchtoEnableposition.Move
LowerMow/Liftcontrolforwardtostartbacklapping
operationondesignatedreels.
8.Applylappingcompoundwithalonghandlebrush
(ToroPartNo.29-9100).Neveruseashorthandled
brush.
9.Ifreelsstallorbecomeerraticwhilebacklapping,stop
backlappingbymovingtheLowerMow/Liftcontrol
leverrearward.Oncethereelshavestopped,movethe
desiredreelspeedselectorknob(s)onepositioncloser
to13.ResumebacklappingbymovingtheLower
Mow/Liftcontrolleverforward.
10.Tomakeanadjustmenttothecuttingunitswhile
backlapping,turnreelsOffbymovingtheLower
Mow/Raiseleverrearward;movetheEnable/Disable
switchtoDisableandturntheengineOff.After
adjustmentshavebeencompleted,repeatsteps5
through9.
11.Whenthecuttingunitisadequatelysharpened,aburr
willformonthefrontedgeoftheknife.Usingale,
carefullyremovetheburrwithoutdullingthecutting
edge.
12.Repeatprocedureforallcuttingunitstobebacklapped.
Whenbacklapoperationhasbeencompleted,return
thebacklapknobstotheforwardowposition,lower
seatandwashalllappingcompoundoffcuttingunits.
Adjustcuttingunitreeltobedknifeasneeded.
Note:Ifthebacklapknobsarenotreturnedtothe
forwardowpositionafterbacklapping,thecutting
unitswillnotraiseorfunctionproperly.
AdjustingtheCuttingUnit
LoweringRate
Tractorsaresetupatthefactoryappropriatelyformost
fairwaymowingapplications.
Thefollowingadjustmentsareavailableforne-tuningofthe
machinetotheapplication:
Thecuttingunitliftcircuitsareequippedwithadjustable
valvestoensurethecuttingunitsloweratthedesiredrate.
Adjustasfollows:
Runtractionunituntiloperatingtemperatureisreached.
1.Locatethevalves,ontheliftmanifold,foradjusting
thedesiredcuttingunit(s)(SeechartandFigure82and
Figure83).
Valve
CuttingUnitAffected
FC1#1(FrontCenter)
FC4#4&#5(FrontWings)
FC5#2&#3(Rear)
FC6#6(RearLeft)
FC7#7(RearRight)
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