![background image](http://html1.mh-extra.com/html/jcb/js130/js130_service-manual_3610745297.webp)
34 - 7
Spool Assemblies (cont’d)
Dismantling
Dipper Spool with Check Valve
1
See
Spool Assemblies, Dismantling
items 1 - 7.
2
Remove sealing plug
8
.
3
Remove ‘O’-ring and backing ring
9
and discard.
4
Withdraw spring
10
and check valve
11
.
Cleaning, Inspection
1
Clean all parts with clean oil and dry with compressed
air. Inspect all parts.
2
Ensure check valve
11
moves smoothly.
3
Check spring
10
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 Setting
8
30 Nm (22 lbf ft)
Section E
Hydraulics
9803/6410
Section E
34 - 7
Issue 1
Control Valve
JS01040
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...