Exmark VIKING 408 - Belt Guide Adjustment; Pump Drive Belt Tension; Hydro Drive Linkage Adjustment

Maintenance
BeltGuideAdjustment
1.Stopengineandwaitforallmovingpartstostop.
Engageparkingbrake.Removekeyorsparkplug
wire(s).
2.EngagethePTO.
3.Checkbeltguideundertheenginedeckforproper
adjustment(seeFigure17andFigure18).Adjust
asnecessary.
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Figure17
36inchBeltGuideLocation
(Viewedfromunderneaththeenginedeck)
1.11/4inch(3.1cm)3.Endofslot
2.1/4inch(.64cm)
clearance
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Figure18
48inchBeltGuideLocation
(Viewedfromunderneaththeenginedeck)
1.13/8inch(3.5cm)3.Endofslot
2.1/4inch(.64cm)
clearance
PumpDriveBeltTension
Self-tensioning-Noadjustmentnecessary.
HydroDriveLinkage
Adjustment
•AdjustSpeedControlLinkageandNeutral
SafetySwitch:
1.Stopengineandwaitforallmovingpartsto
stop.Engageparkingbrake.Removekeyor
sparkplugwire(s).
2.Movethespeedcontrollever(locatedon
theconsole)tothefullforwardpositionand
checktheorientationofthetabsontheends
ofthespeedcontrolcrank(seeFigure19).
Thesetabsshouldbepointingstraightdown
atthe6o’clockpositionorslightlyforward.
Adjustthethreadedyokeatthebottomofthe
speedcontrollinkage(seeFigure19)untilthe
tabsarepositionedcorrectly.
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Figure19
ViewedfromLeftSideofUnit
1.NeutralSafetySwitch3.5/16inch(7.9cm)
2.ActuatingTab
3.Pullthespeedcontrolleverbacktoneutral.
Checkthattheneutralsafetyswitchactuating
tabhasdepressedtheplungeroftheswitchso
thatthereisabout5/16inch(7.9cm)between
thetabandtheswitch(seeFigure19).If
necessary,movetheswitchforeandaft.
•AdjustNeutralControlLinkages:
1.Raisetherearofthemachineupontojack
standshighenoughtoraisethedrivewheels
offoftheground.
2.Starttheengineandmovethethrottleahead
tothefullthrottleposition.Placetheneutral
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