How to Install Left-hand Drum Bearing Assembly for CLAAS LEXION 480

Here is the instruction show you guide on how to install the left-hand drum bearing assembly for CLAAS LEXION 480 combine harvester.

Related Contents:

CLAAS CDS 7.5 Diagnostic Software 2021 2020 Free Download

CLAAS 4 CAN Diagnostic Interface

Claas WebTIC Offline Repair & Service 2026 2015 Free Download

 

 

Installing the left-hand drum bearing assembly

1 Ensure that the taper lock sleeve (3), the spherical roller bearing (4) and the shaft seat are dry and free from grease.

 

2 Preassemble the bearing housings (2 and 5) with the taper lock sleeve (3) and the spherical roller bearing (4).

Place this assembly on the shaft, along with the felt seals (1 and 6).

3 Bolt the bearing assembly to the drum wall using the M 12 x 35 cheese-head screw.

4 Tighten the M 50 x 1.5 face-end slotted nut (8) to 30 Nm using the special tool (part no. 180 142.0), then continue tightening by 68° and then to the next slot position, matching it with the securing tab (7). Tap tab down into the slot.

 

5 Refit the grease pipe. Remove the wooden wedge and refit the assembly cover.

 

6 Place the parallel key into the slot on the shaft. Slide the clamping hub on the shaft and check the position of the hub with dimension (X) = 61 mm according to Fig. 24. Once the clamping hub is in place, tighten the M 10 x 60 hex. bolt.

Tightening torque = 45 Nm

 

7 Bolt down the V-belt pulley using the M 10 x 25 bolt.

Tightening torque = 72 Nm

 

8 Install V-belt (K) and adjust it – see page 7.2.8, Installing and adjusting the impeller drive belt (4). Install cutterbar drive belt (P) and adjust it – see page 7.2.2, Installing and adjusting the cutterbar drive belt (1) (Cutterbar drive without variable-speed drive)and/or – see page 7.2.4, Installing and adjusting the cutterbar drive belt (2) (Cutterbar drive with variable-speed drive).

 

9 Install the guard.

 

More repair case for CLAAS,please refer to CLAAS Trouble Repair