g375696
Figure52
1.Switch2.Lift-armsensingdevice
4.Adjustthelift-armswitchasfollows:
•Toincreasethelift-armturnaroundheight,
movetheswitchdown.
•Todecreasethelift-armturnaroundheight,
movetheswitchup.
5.Tightenthejamnut.
Adjustingthe
Turf-CompensationSpring
Theturf-compensationspring(Figure53)transfers
theweightfromthefrontrollertotherearroller.This
helpstoreduceawavepatternintheturf,alsoknown
asmarcellingorbobbing.
Important:Makespringadjustmentswiththe
cuttingunitmountedtothetractionunit,pointing
straightahead,andloweredtotheshopoor.
1.Makesurethatthehairpinisinstalledintherear
holeinthespringrod(Figure53).
Note:Whenservicingthecuttingunit,move
thehairpintothespring-rodholenexttothe
turf-compensationspring.
g003863
Figure53
1.Turf-compensationspring3.Springrod
2.Hairpin4.Hexnuts
2.Tightenthehexnutsonthefrontendofthe
springroduntilthecompressedlengthofthe
springis15.9cm(6.25inches);refertoFigure
53.
Note:Whenoperatingonroughterrain
decreasethespringlengthby13mm(1/2inch).
Groundfollowingwillbeslightlydecreased.
Note:Theturfcompensationsettingwill
needtoberesetiftheHOCsettingorthe
AggressivenessofCutsettingischanged.
Understandingthe
DiagnosticLight
Themachineisequippedwithadiagnosticlight
whichindicatesiftheelectroniccontrollersensesan
electronicmalfunction.Thediagnosticlightislocated
onthecontrolarm(Figure54).Whenthemachine
isfunctioningproperlyandthekeyswitchismoved
totheON/RUNposition,thediagnosticlightturnson
brieytoindicatethelightisworkingproperly.When
amachineadvisorymessageisdisplayed,thelight
illuminateswhenthemessageispresent.Whena
faultmessageisdisplayed,thelightblinksuntilthe
faultisresolved.
34