g005455
Figure30
Important:Positionthecurvedendsofthe
bladetopointtowardthemachinehousing.
6.Useatorquewrenchtotightenthebladebolt
to82N∙m(60ft-lb).
Important:Abolttorquedto82N∙m(60
ft-lb)isverytight.Whileholdingtheblade
withablockofwood,putyourweight
behindtheratchetorwrenchandtightenthe
boltsecurely.Thisboltisverydifcultto
overtighten.
AdjustingtheSelf-Propel
Drive
Wheneveryouinstallnewself-propelcablesorif
theself-propeldriveisoutofadjustment,adjustthe
self-propeldrive.
1.Turntheadjustmentknobcounterclockwiseto
loosenthecableadjustment(Figure31).
g208188
Figure31
1.Self-propel-drivecables
4.Turntheknobclockwiseto
tightentheadjustment.
2.Handle(leftside)
5.Turntheknob
counterclockwiseto
loosentheadjustment.
3.Adjustmentknob
2.Adjustthetensiononthecables(Figure31)
bypullingbothofthembackorpushingthem
forwardandthenholdingtheminthatposition,
maintainingequallengths.
Note:Pushthecablestowardtheengineto
increasethetraction;pullthecablesawayfrom
theenginetodecreasethetraction.
3.Turntheadjustmentknobclockwisetotighten
theadjustmentofthecables.
Note:Bothofthecablesshouldextend38mm(1.5
inches)pasttheclampswhenthehandleisaligned
withtherstmarkontheguide;refertoFigure32.
20