Claas LEXION 480, Repair Manual

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9.5.26
RHB LEXION 480 - 188 678.1
Hydraulic cylinders – High-pressure hydraulic circuit
Assembling the grain tank unloading tube swing
hydraulic cylinder
1. Place the oiled ram seal (2) and the O-ring (3) on
the ram (4). The ram seal (2) should be placed in
hot water before assembly. Prior to assembly,
remove any burrs.
2. First slide the damper (5) on the ram rod (6),
then secure the ram (4) on the ram rod (6) with
liquid locking compound, e.g. DELO-ML 5328,
part no. 201 802.0.
3. Insert seal (13) and dirt scraper (14) into the
cylinder head (12).
4. From serial no. …:
Insert a dual seal ring into the ring groove of the
cylinder head (12).
Up to serial no. …:
Insert the oiled O-ring (7) and the back-up ring (8)
into the groove of the cylinder head (12).
5. Insert the damping ring (11) with the snap
ring (10) into the cylinder head (12).
6. Insert the complete cylinder head (7 to 14) on
the ram rod and then slide it into the cylinder
barrel (1).
7. Twist the complete cylinder head (7 to 14) so that
the hole in the cylinder head groove lines up with
the slot in the cylinder barrel.
Hang in the greased securing wire (9) with its
hook in the cylinder head bore and turn the
cylinder head. The securing wire is pulled into the
groove.
For every assembly of the cylinder, use a new
securing wire.
8. Screw the hex. nut (15) and the yoke (16) to the
ram rod (6).
(Fig. 62)
Hydraulic cylinders – High-pressure hydraulic circuit