Kubota B1830 - Remote Control Valve

HYDRAULIC SYSTEM
B1830,B2230,B2530,B3030, WSM
8-S22
(6) Remote Control Valve
Poppet and Piston (Mechanical Check Valve)
1. Remove the plug 1 (4) and draw out the spring (7), ball guide
(3), balls (1), (6), poppet (2) and piston (5).
(When reassembling)
• Take care not to damage the O-ring.
9Y1210003HYS0025US0
Spool
1. Remove the screws (6), and remove the bracket (7).
2. Remove the plug 2 (9), and draw out the spool (8).
(When reassembling)
• Take care not to damage the O-rings and backup rings.
9Y1210003HYS0026US0
Tightening torque Plug 1
29.4 to 49.0 N·m
3.0 to 5.0 kgf·m
21.7 to 36.2 lbf·ft
(1) Ball
(2) Poppet
(3) Ball Guide
(4) Plug 1
(5) Piston
(6) Ball
(7) Spring
Tightening torque
Bracket mounting screw
4.9 to 7.8 N·m
0.5 to 0.8 kgf·m
3.6 to 5.8 lbf·ft
Plug 2
39.3 to 58.8 N·m
4.0 to 6.0 kgf·m
28.9 to 43.4 lbf·ft
(1) Collar
(2) Backup Ring
(3) O-ring
(4) O-ring
(5) Backup Ring
(6) Screw
(7) Bracket
(8) Spool
(9) Plug 2
KiSC issued 05, 2012 A