92 - 3
8
It may be difficult to remove brake piston
15
from
housing
21
due to resistance caused by ‘O’-rings
6
and
30
. Remove brake piston
15
using the tapped M6 holes
with a wrench
A
and a support block
B
as shown in the
illustration.
9
Remove the friction plate
4
and the mating plate
5
.
10
Hold the end of the cylinder
16
by hand and pull out the
cylinder assembly from the housing
21
.
The outer ring of the taper roller bearing
1
remains in
the housing.
The end face
C
of the cylinder
16
is a sliding face and
should be protected with a clean cloth to prevent it
being damaged.
Make alignment marks or write numbers on the piston
bores of the cylinder 16 and the piston assemblies 18
so that the piston assemblies can be replaced in the
same bores during reassembly.
Section E
Hydraulics
9803/6020
Section E
92 - 3
Issue 1
Slew Motor
Motor Assembly/Cylinder Assembly
Dismantling (cont’d)
288710
288670
288680
15
21
5
4
21
16
21
A
A
B
B
C
C
Summary of Contents for JS70
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