![background image](http://html1.mh-extra.com/html/jcb/js130/js130_service-manual_3610745296.webp)
34 - 6
Spool Assemblies
Dismantling
1
Remove socket screws
1
from the valve body.
2
Remove cover
2
.
3
Remove ‘O’-ring and discard.
4
Withdraw spool
3
.
Note:
Identify spools during removal to ensure correct
replacement.
5
Encase spool in holder blocks
4
and clamp into a vice.
Note:
See page 34 - 4 for details of holder.
6
Remove locating screw
5
holding spring guides
6
.
7
Remove spring guides
6
and spring
7
.
Cleaning
1
Clean all parts with clean oil and dry with compressed
air. Inspect all parts.
2
Ensure spool
3
moves smoothly.
3
Check spring
6
has no defects, deformation or wear.
4
Remove slight defects by lapping.
5
Renew damaged or badly worn parts.
Assembly
Assembly is the reverse of the dismantling procedure.
Torque Settings
1
30 Nm (22 lbf ft)
5
60 Nm (44 lbf ft)
Section E
Hydraulics
9803/6410
Section E
34 - 6
Issue 1
Control Valve
JS01000
JS01010
JS01020
JS01030
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...