Service Manual

CuttingUnitRaiseandLowerJoystickSwitches
g223070
Figure92
1.Joystickassembly4.Bracket
7.Threadformingscrew(4each)
2.Lowerswitch5.Knob8.Pod
3.Raiseswitch6.Jamnut
9.Flatwasher(2each)
JoystickSwitchTestingReference
JOYSTICKPOSITIONRAISESWITCHCIRCUITLOWERSWITCHCIRCUIT
RAISE
1+21+3
CENTER
1+31+3
LOWER
1+31+2
Thecuttingunitraiseandlowerswitchesarelocatedonthejoystickbracket.The
rearswitchisusedtolowerthecuttingunitsandthefrontswitchisusedtoraise
thecuttingunits.Theswitchesareidentical.Eachswitchincludesacommon
terminal,anormallyopenterminalandanormallyclosedterminal.
TestingtheJoystickSwitches
1.Parkthemachineonalevelsurfaceandlowerthecuttingunits.Makesure
theengineisoffandthekeyswitchisintheOFFposition.
2.Raisetheoperatorseatandaccesstheswitchfromunderthepod(cover).
3.Disconnectthewireharnessfromtheswitchanduseamultimeter(ohms
setting)todeterminewhethercontinuityexistsbetweenthevariousterminals
foreachswitchposition:refertotheJoystickSwitchT estingReference
(page5–21).
4.Replacetheswitchifnecessary.
5.Iftheswitchtestscorrectlyandacircuitproblemstillexists,checkthewire
harnesses;refertoAppendixA(pageA–1).
6.Connectthewireharnesstotheswitchbeforereturningthemachineto
service.
Greensmaster3120
Page5–21
ElectricalSystem:TestingtheElectricalComponents
17230SLRevD