CuttingUnitMaintenance
BladeSafety
Usecarewhencheckingthecutting-unitreel.Wear
glovesandusecautionwhenservicingthereel.
LevelingtheRearDrumto
theReel
1.Parkthemachineonaat,levelsurface,
preferablyaprecisionsteelworkplate.
2.Placea0.6x2.5cm(1/4x1inch)atsteelstrip,
approximately73.6cm(29inches)long,under
thereelbladesandagainstthefrontedgeofthe
bedknifetopreventthebedbarfromrestingon
theworksurface.
3.Raisethefrontrollersothatonlythereardrum
andthereelareonthesurface.
4.Firmlypressdownonthemachineabovethe
reelsothatallreelbladescontactthesteelstrip.
5.Whilepressingdownonthereel,slideafeeler
gaugeunderoneendofthedrum,thencheck
theotherendofthedrum.
Note:Ifthereisagapbetweenthedrumand
theworksurface,greaterthan0.25mm(0.010
inch),oneitherend,adjustthedrum(proceedto
step6).Ifthegapislessthan0.25mm(0.010
inch),noadjustmentisrequired.
6.Removetherearbeltcoverfromtherightsideof
themachine(Figure50).
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Figure50
1.Traction-drivebeltcover
7.Rotatethedrivenpulleyuntiltheholesalignwith
the4rollerbearingangescrews(Figure51).
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Figure51
1.Drivenpulley3.Idlerpulley
2.4holes
8.Loosenthe4rollerbearingscrewsandthe
screwthatsecurestheidlerpulley.
9.Raiseorlowertherightsideoftheroller
assemblyuntilthegapislessthan0.25mm
(0.010inch).
10.Tightentherollerbearingscrews.
11.Adjustthebelttensionandtightentheidler
pulleymountingscrew(Figure51).
AdjustingtheBedknifeto
theReel
Adjustthebedknifetothereelaftergrinding,
backlapping,ordisassemblingthecuttingunit.This
procedureisnotintendedasadailyadjustment.
1.Parkthemachineonaat,levelworksurface.
2.Tiltthemachinebackonthehandletoexpose
thebedknifeandthereel.
Important:Donottipthemachineatan
anglegreaterthan25°.Tippingthemachine
beyond25°leadstooilleakingintothe
combustionchamberand/orfuelleakingout
ofthefuel-tankcap.
3.Rotatethereelsothatabladecrossesthe
bedknifeedgebetweentherstandsecond
bedknifescrewheadsontherightsideofthe
cuttingunit(Figure52).
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