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33 - 12
Shut-Off Valve Assembly
Dismantling the Shut-Off Valve Assembly
1
Loosen the hex nut (50-5) and remove the socket head
bolt (50-6).
2
Loosen the plug (50-4), pull out the shut-off valve
assembly from the main body and remove the O-ring
(50-3).
3
Remove the poppet (50-1) from the plug (50-4) and
remove the O-ring (50-2).
Cleaning / Inspection
1
Clean the dismantled parts with a coating of clean oil.
2
Dry with compressed air. Place each part on a clean
sheet of paper or vinyl for inspection.
3
Verify that all sliding parts move easily.
4
Replace all used O-rings with new before assembly.
5
Check that there is no foreign matter in any passages or
grooves.
Assembling the Shut-Off Valve
1
Install the O-ring (50-2) to the poppet (50-1) and fit to
the plug (50-4), install the O-ring.
2
Install the hex. nut (50-5) on the socket head and insert
into the plug as shown.
Section E
Hydraulics
9803/6020
Section E
33 - 12
Issue 1
Control Valve
Summary of Contents for JS70
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