CuttingDeckPositionSwitches
g288615
Figure269
1.Frontdeckrightliftarm3.Sensingplate
2.Deckpositionswitch
Thecuttingdeckpositionswitchesarenormallyopenproximityswitchesthat
interactwithsensingplatesasthecuttingdeckliftarmsraiseandlower.Whena
cuttingdeckisintheloweredposition,thesensingplatewillbeneartheposition
switchandtheswitchwillbeclosed.Whenacuttingdeckisraised,thesensing
plateismovedawayfromthepositionswitchandtheswitchopens.
Thecuttingdeckpositionswitchesareattachedtobracketsonthetractionunit
frame.Thesensingplatesareattachedtotheliftarms.
Theslavecontrollermonitorsthepositionofthecuttingdeckpositionswitches.
Usinginputsfromthepositionswitches,theengineandcoolanttemperature
senders,thehigh/lowrangetractionspeedswitchandtheseatswitch,theslave
controllerenergizeshydraulicsolenoidvalvesPRVinthecuttingdeckcontrol
hydraulicmanifoldsasnecessarytoengagethecuttingblades.
g288616
Figure270
1.Wingdeckliftarm3.Sensingplate
2.Deckpositionswitch
ElectricalSystem:ComponentTesting
Page6–126
Groundsmaster
®
5900&5910
16227SLRevB