U20-3, U25-3 WSM Hydraulic system (Service section)
IV-S-94
e. Rotary joint (Swivel joint)
1) Mounting and dismounting procedure
1. Let out the hydraulic oil.
2. Dismount the steps.
3. Disconnect the return, bucket and boom hoses
from the control valve.
4. Disconnect the travel, dozer, 2-speed select
and drain hoses.
* Disconnect them from the upper side (shaft
side).
5. When disconnecting the travel motor hose
from the control valve, loosen the return joint
90 degrees. It helps disconnect the hose
easily.
6. Disconnect the 10 hoses, including the travel,
dozer, 2-speed select and drain hoses, from
the bottom.
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