55 - 10
Dismantling and Assembly
Fitting Spool Seal
Use the procedure described below to correctly install the
valve spool seals:
1 Lubricate the spool, bore and O-ring groove with JCB
Hydraulic Fluid. Move the spool to the position shown
and then install the O-ring A in its groove.
2 Move the spool to the position shown and then install
the O-ring B. It is important to note that the spool must
not be moved beyond the position shown, otherwise
the edge of the spool (face C) may damage the first
fitted O-ring (item A).
3 Position the spool in its central position as shown. Re-
assembe the centering assembly, dust boot etc as
detailed previously in this section.
Section E
Hydraulics
9803/3280
Section E
55 - 10
Issue 1
Loader Valve - Variable Flow
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