Exmark VIKING 408 - Page 14

Operation
DriveLevers
Locatedoneachsideoftheupperhandleassembly
aheadofandbelowthehandlegrips(seeFigure4).
Theseleversindividuallycontrolthespeedand
directionofeachdrivewheel.Whenthespeed
controlleverismovedoutoftheneutralposition
andtheneutrallocklatchesaremovedintothedrive
positionandthedriveleversarereleased,thedrive
wheelsareengagedintheforwarddirection.
Squeezingthelefthandand/orrighthandlever
causesthelefthandand/orrighthanddrivewheel
respectivelytoslowdown,stop,orreverse,depending
onhowfareachdriveleveris“squeezed”.Squeezing
thedriveleversbeyondtheneutralpositioncauses
thedrivewheelstoengageinthereversedirection
regardlessofthepositionoftheneutrallocklatches
andthespeedcontrollever.
NeutralLockLatch
Locatedattheendofthehandles.
Thepurposeoftheselatchesistoallowtheoperator
tolockthedriveleversina"neutral"positionwhere
neitherofthedrivewheelsareengagedineithera
forwardorreversedirection(seeFigure4).
ParkBrakeLever
Locatedontherightsideoftheunitabovethe
hydraulictank.
Thebrakeleverengagestheparkbrakeonthedrive
wheels.
Pulltheleverupandrearwardtoengagethebrake.
Pushtheleverforwardanddowntodisengagethe
brake.
Whenparkingonasteepslope,thewheelsmustbe
chockedorblockedinadditiontothebrakebeing
engaged.Theunitmustbetieddownandbrake
engagedwhentransporting.
Parkbrakemustbedisengagedtomovespeedcontrol
outofneutralorenginemustbeginshutdown.
ChokeControl
Locatedonthefrontleftcornerofthefueltank
support.
Chokeisusedtoaidinstartingacoldengine.The
chokecontrolispulledouttobeinthe“ON”position
andpushedintobeinthe“OFF”position.DoNot
runawarmenginewithchokeinthe“ON”position.
ThrottleControl
Locatedontheonthecontrolconsolerightside.
Thethrottleisusedtocontrolenginespeed.Moving
thethrottlecontrolforwardwillincreaseenginespeed
andmovingittotherearwilldecreaseenginespeed.
Movingthethrottleforwardintothedetentisfull
position.
SpeedControlLever
Locatedinmiddleofcontrolconsole.
Thespeedcontrollevercontrolsthemaximum
forwardspeedandisinnitelyvariablefromneutral
0–6.2mph(10.0km/hr).
Parkbrakemustbedisengagedtomovespeedcontrol
outofneutralorenginemustbeginshutdown.
“Off-Run”Switch
Locatedonthecontrolconsole.
Turnthekeytothe“Run”positiontoallowthe
enginetobestarted.Turnthekeytothe“Off”
positiontoshutengineoff.
FuelShut-OffValve
Locatedinthefuellinemidwaybetweenthetank
andengine.
Thefuelshut-offvalveisusedtoshutoffthe
owoffuelwhenparkinginsideabuilding,during
transportationtoandfromthejobsites,andwhen
themachinewillnotbeusedforafewdays.
Rotatevalve1/4turnclockwisetoshutfueloff.
Rotatevalve1/4turncounterclockwisetoturnfuel
on.
DriveWheelReleaseValves
Locatedonthetoprearcornerofthehydrostatic
pumps.
Drivewheelreleasevalvesareusedtoreleasethe
hydro-staticdrivesystemtoallowthemachinetobe
movedbyhandwithouttheenginerunning.
Witha5/8wrench,turnbothvalvesoneturn
counterclockwisetoreleasethedrivesystem.
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