Operator's Manual

CheckingtheGearboxOil
ServiceInterval:Every50hours
Thegearboxislledwith80W–90gearoilor
equivalent.Allowthegearboxtocoolbeforechecking
theoillevel.
1.Cleandebrisfromthellplugandcheckplug
toavoidcontamination.
2.Removethecheckplugfromthegearbox
(Figure47).
Note:Ifthegearboxhas2checkplugs,use
thelowerplug.
g010862
Figure47
1.Vent/Fillplug
3.Drainplug
2.Checkplug
3.Ensurethatoilisuptothebottomofthecheck
plugholeinthegearbox(Figure47).
4.Iftheoillevelislow,removethevent/llplug
fromtopofthegearboxandreplenishtheoilas
required.
5.Installtheplugs.
ChangingtheGearboxOil
ServiceInterval:Aftertherst50hours
Every500hours
Thegearboxislledwith80W-90gearoilor
equivalent.
1.Cleandebrisfromvent/llpluganddrainplugto
avoidcontamination(Figure47).
2.Removethevent/llplugtorelieveairdraw.
3.Positionadrainpanunderthedrainplugand
removetheplug.
Note:Thehighviscosityofcooloilwillextend
thedraintime(approximately30minutes).
4.Aftertheoiliscompletelydrained,reinstallthe
drainplug.
5.Fillthegearboxwithhighquality80W-90gear
oil.Usethefollowingcharttodeterminethe
gearboxoilcapacity.
Model
GearCaseCapacity
SR541.9L(2USqt)
SR54-S1.9L(2USqt)
SR701.9L(2USqt)
SR70-S1.9L(2USqt)
SR723.8L(4USqt)
6.Installthevent/llplug.
7.Checktheoillevelandreplenishasrequired.
Inspecting/Adjustingthe
DriveChain
ServiceInterval:Beforeeachuseordaily
Every50hours
Checkthedrivechainfordamageandcorrect
adjustment.Thechainshouldhaveapproximately13
mm(1/2inch)ofoveralldeection(6mm[1/4inch]in
eachdirection).
Chaintensioncanbeadjustedbyslightlyloosening
themainjamnutandtighteningthejamrodtodesired
position(Figure48orFigure49).Donotadjustthe
chaintensionwhenthechainishotorwarm.
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