Service Manual

TestProcedure(continued)
3.Cleanthejunctionofthehydraulichosesandstraightttingsatthehydraulic
motor(Figure24).Tagthehosestocorrespondwiththemotorports(Aand
B)thendisconnectthehosesfromthettings.Capthemotorttingsto
preventcontaminationfromenteringthesystem.
g271745
Figure24
1.Hydraulicmotor
3.Hose–motorBport(travelright)
2.Hose–motorAport(travelleft)
IMPORTANT
Topreventhydraulictesterdamage,makesurethattheoilow
directionindicatoronthetesterisinstalledsotheoilwillowfrom
thedisconnectedmotorBporthydraulichose,throughthetester
andintothedisconnectedmotorAporthydraulichose.
4.Installthehydraulictester(owandpressure)inserieswiththedisconnected
hoses.
5.Makesuretheowcontrolvalveonthetesterisfullyopen.
6.Starttheengineandrunitatlow-idlespeed.Checkforhydraulicuidleaks
fromthetestconnectionsandcorrectbeforecontinuingthetest.
7.Setthethrottletofullenginespeed(3,600rpm).Useanon-contact
tachometer(phototach)toverifytheenginespeed.
8.VerifythepumpowatNoLoadasfollows:
A.Sitintheoperator’sseat,disengagetheparkingbrakeandslowlypress
andholdtheRIGHTmotioncontrolpedalatthefullforwardposition.
HydraulicSystem:TestingtheHydraulicSystem
Page5–26
GreensPro
™
1240/1260
14211SLRevA