Claas LEXION 480, Repair Manual

Page: 562 / 1018

7.6.6
RHB LEXION 480 - 188 678.1
Right-hand threshing mechanism drive
Assembling the threshing drum variable-speed
pulley assembly (hydraulic)
1. Insert the felt ring (4) and the bushings (5) into the
front section (2).
2. Insert the sliding bushing (observe correct
installation position). In this process, grease all
grease channels and plastic bushings.
3. Slide the two sections of the pulley together,
ensuring that the grease hole is in the correct
position.
4. Bolt down the covers (6 and 8).
(Fig. 7–12)
Installing the threshing drum variable-speed
pulley assembly (hydraulic)
CAUTION!
Ensure that all taper ring fasteners and hub
bores have gearbox grease type G 00
DIN 51502 part no. 177 553.1 applied prior
to installation.
1. Insert the thrust washer (10), the tapered ring (11)
and the parallel key (12).
2. Using the special tool part no. 181 617.0 and a
suitable lifting device, such as a Hydrobull, slide
the variable-speed pulley assembly on the shaft.
3. Slide on the second tapered ring (11). Insert the
hex. bolt (14) and tighten.
Tightening torque = 310 Nm
(Fig. 11, 12, 13)
4. Bolt down the thrust flange with the countersunk
head bolts M 12 x 165. (If necessary, adjust the
threshing mechanism variable-speed drive belt
(22) using shims – see page 7.3.7,
Installing and
adjusting the threshing mechanism varia-
ble-speed drive belt (22)
.)
Tightening torque = 86 Nm
(Fig. 14)
13
14