Service Manual

InstallingtheNon-AdjustableFittings(continued)
Note:Usingadrive-adapterwrenchinanypositionotherthan90ºand270º
totheframeofthetorquewrenchwillaffectthetorquevaluemeasuredbythe
torquewrenchbecauseoftheeffectivelength(lever)ofthetorquewrench
changes.Usingatorquewrenchwithadrive-adapterwrenchlowersthe
torquevaluethanthatoftheinstallationtorquelistedinthetable.Calculate
thecompensatedtorquevalueusingtheformulasdescribedinCalculating
theT orqueValuesWhenUsingaDrive-AdapterWrench(page2–5).Also
refertotheFittingInstallationTorqueT able(page4–13)thatfollows.
5.Ifatorquewrenchisnotavailableorifthespaceattheportpreventstheuse
ofatorquewrench,usethealternativeprocedureFlatFromFingerTight
Table(page4–13)givenbelow;
A.Installthettingintotheportandtightenthettingdownfulllengthuntil
nger-tight.
B.Iftheportmaterialissteel,tightenthettingtothelistedFFFT.Iftheport
materialisaluminum,tightenthettingto60%ofthelistedFFFT .
FlatFromFingerTightTable
Size
FFFT
4(1/4inchnominalhoseortubing)
1.00±0.25
6(3/8inch)
1.50±0.25
8(1/2inch)
1.50±0.25
10(5/8inch)
1.50±0.25
12(3/4inch)
1.50±0.25
16(1inch)
1.50±0.25
FittingInstallationTorqueTable
FittingDashSizeFittingPortSideThread
Size(inch(es)—threads
perinch)
InstallationTorqueInto
SteelPort
InstallationTorqueInto
AluminumPort
4
7/16—2021to25N∙m(15to19ft-lb)13to15N∙m(9to11ft-lb)
5
1/2—2025to29N∙m(18to22ft-lb)15to20N∙m(11to15ft-lb)
6
9/16—1847to56N∙m(34to42ft-lb)28to35N∙m(20to26ft-lb)
8
3/4—1679to97N∙m(58to72ft-lb)48to58N∙m(35to43ft-lb)
10
7/8—14135to164N∙m(99to
121ft-lb)
82to100N∙m(60to74ft-lb)
12
1–1/16—12182to222N∙m(134to
164ft-lb)
110to134N∙m(81to99ft-lb)
14
1–3/16—12217to265N∙m(160to
196ft-lb)
131to160N∙m(96to
118ft-lb)
16
1–5/16—12274to336N∙m(202to
248ft-lb)
165to202N∙m(121to
149ft-lb)
20
1–5/8—12335to410N∙m(247to
303ft-lb)
202to248N∙m(149to
183ft-lb)
Groundsmaster5900TractionUnit
Page4–13
HydraulicSystem:GeneralInformation
08159SLRevC