18 - 8
Hydraulic Pump (cont’d)
Dismantling and Assembly (cont’d)
Dismantling (cont’d)
4
Remove the four socket head screws
7
.
5
Place the pump on the workbench with its regulator
mounting face downwards. Match mark the mating
flanges of pump casing
5
and valve block
8
. Separate
the pump casing from the valve block.
6
Remove the piston/cylinder assembly
Z
comprising
cylinder
9
, piston assemblies
10
, set plate
11
, spherical
bush
12
and cylinder springs
13
from pump casing
5
.
Take care not to damage the sliding surfaces of the
components.
7
Pump 1 only
:
Remove socket head screws
14
and then remove seal
cover
15
and ‘O’ ring
16
, taking care not to damage the
oil seal
17
. This task can be simplified by inserting a
pull-out bolt into the tapped hole in the cover.
Section E
Hydraulics
9803/6410
Section E
18 - 8
Issue 1
Hydraulic Pump/Regulator JS130, JS160
379540
379550
379560
7
8
5
5
14
15
Z
Z
Summary of Contents for JS130
Page 65: ...Section 3 Section 3 9803 6410 Issue 1 9 1 9 1 Routine Maintenance Component Location Diagram...
Page 118: ......
Page 119: ...3 1 Section C Electrics 9803 6410 Section C 3 1 Issue 1 Layout Operator s Cab...
Page 142: ...5 3 Section C Electrics 9803 6410 Section C 5 3 Issue 1 Pump Control FLOW CHART...
Page 207: ......
Page 209: ......
Page 210: ...3 4 Section E Hydraulics 9803 6410 Section E 3 4 Issue 2 Schematics Shuttle Block...
Page 532: ...Contents Page No Technical Data 1 1 i Engine 9803 6410 i Issue 1 Section K Section K...