Toro Groundsmaster 4300-D - Fuel Sender

FuelSender
g191005
Figure183
1.Fuelsendercap
5.Sendercover
2.Fuelsender
6.Screw(5each)
3.Fueltank7.Fuelreturnhose
4.Fuelsendergasket8.Fuelsupplyhose
Thefuelsenderisavariableresistancedevicethatislocatedinthefueltank
(Figure183).Theresistanceofthefuelsenderincreasesasthefuellevelinthe
fueltankdecreases.TheTECusesthefuelsenderasaninputtogeneratean
outputfortheInfoCenterfuelgauge.
TestingtheFuelSender
1.Parkthemachineonalevelsurface,lowerthecuttingdecks,shutoffthe
engine,settheparkingbrake,andremovethekeyfromthekeyswitch.
2.Removethe5screwsthatsecurethesendercovertothefueltank(Figure
183).Liftthecoverfromthetank.
3.Disconnectthewireharnessconnectorfromthefuelsender.
CAUTION
TurningthekeyswitchtotheRUNpositionwhenthecircuitwiring
isnotconnectedcouldleadtosparking,resultinginreoran
explosion.
Whentestingthecircuitwiringandfuelsender,ensurethatthewire
connectionsaresecurebeforeturningthekeyswitchtotheRUN
position.
ElectricalSystem:TestingtheElectricalComponents
Page5–76
Groundsmaster
®
4300-D
16226SLRevC