7-MAINTENANCE
Hydrostatic(HST)oillter
NOTE:Changethehydrostatic(HST)systemoillteraftertherst50hoursofoperation,andthenfollowingevery
300hoursofoperationthereafter.
Thehydrostaticsystemusesaspin-ontypeoillter(1),
locatedontheleft-handsideofthetractorunderneaththe
operator'splatform.
NHIL13CT01245AA1
Toreplacethelter:
1.Unscrewtheusedoillteranddiscard.
2.Coatthegasketonthenewlterwithalmofcleanoil.
Screwthelterintoplaceuntilthegasketcontactsthe
sealingsurface,thentightenthelterbyhandapproxi-
matelythree-quartersofaturn.Donotovertighten.
3.Starttheengineandcheckthelterforleaks.
4.Stoptheengineandcheckthehydraulicsystemoil
level.Addoilifnecessary.
7-15