TM 5-3805-281-24-2
Hydraulic System
8. Install expander ring (C) into middle groove of piston.
33
9. Install the wear rings (D). The wear ring in groove
3360
above helps support the thin section of installer. The
180
wear ring below keeps the cap seal from going into
that groove if pushed too far.
10. Install correct installer on boom, arm or bucket piston.
Apply clean oil to installer.
11. Push cap seal (B) down installer and into middle
groove over expander ring (C) on piston, using
correct size pusher (A).
A--JDG901-3 Pusher
--JDG945 Installer for Boom
--JDG843-1 Installer for Bucket
--JDG901-1 Installer for Arm
B--Cap Seal
C--Expander Ring
D--Wear Ring
Continued on next page
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