Section 4 • Repair Procedures
REV A
November 2005
Part No. 84700
GR-12 • GR-15 • GR-20
4 - 33
7-1
Hydraulic Tank
The primary functions of the hydraulic tank are to
cool and deaerate the hydraulic fluid during
operation. It utilizes internal suction strainers for
the pump supply lines and has an external return
line filter.
How to Remove the
Hydraulic Tank
Component damage hazard. The
work area and surfaces where this
procedure will be performed must
be clean and free of debris that
could get into the hydraulic
system.
When removing a hose assembly
or fitting, the fitting and/or hose
end must be torqued to
specification during installation.
Refer to Section 2, Hydraulic Hose
and Fitting Torque Specifications.
Perform this procedure with the
platform in the stowed position.
1 Tag, disconnect and plug the hydraulic supply
hard line at the pump. Cap the fitting on the
pump. Remove the hard line from the tank.
Hydraulic Tank
2 Tag, disconnect and plug the return hard line at
the hydraulic filter. Cap the fitting on the filter.
Bodily injury hazard. Spraying
hydraulic oil can penetrate and
burn skin. Loosen hydraulic
connections very slowly to allow
the oil pressure to dissipate
gradually. Do not allow oil to squirt
or spray.
3 Remove the hydraulic tank retaining fasteners
and remove the hydraulic tank from the
machine.
Torque specifications
Hydraulic tank retaining fasteners, dry
35 in-lbs
4 Nm
Hydraulic tank retaining fasteners, lubricated
26 in-lbs
2.9 Nm
Содержание GR05-5001
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Страница 104: ...Part No 84700 Rev B Service Manual GR 12 GR 15 GR 20 from serial number GR05 5001...