Claas LEXION 480, Repair Manual

Page: 933 / 1018

188 678.1 - RHB LEXION 480
9.6.31
Hydraulic cylinders for low-pressure hydraulics
Installing the 3-D sieve pan hydraulic cylinder
1. Bolt the cylinder to the sieve box bracket with the
angle joint.
2. Insert the cylinder yoke into the mounting plate on
the pendulum control unit. Insert the pin and
secure with a split pin. Lock the angle joint with
the M 8 hex. nut.
3. Bolt the hydraulic lines to the cylinder. Fill in
hydraulic oil at the filler plug (S) of tank (T) – see
page 9.2.3,
Filling instructions when changing the
hydraulic oil .
4. Check the hydraulic system for any leaks. Bleed
cylinders by operating them several times.
5. Adjust and/or check the 3-D cleaning system
– see page 4.4.1, Adjusting the 3-D sieve pan
control system .
(Fig. 65)
Removing the pendulum control unit of the
3-D sieve pan
Remove the four hydraulic lines (H) from the pendulum
control unit and plug them tightly with plastic caps.
Remove the split pin and pull pin (B) out of the
mounting plate of the pendulum control unit.
Unscrew the hex. bolts (S) from the control arm and
the bracket on both sides, then remove the control
unit.
(Fig. 66)
Disassembling the 3-D sieve pan pendulum control
unit
Unbolt the hex. nuts (K) and pull cover (D) along with
the valve housing and the pendulum out of the
cylinder.
(Fig. 67)
65
H
S
B
66
K
D
67