Disassemble, assemble countershaft

AR26.50-G-4775C

Disassemble, assemble countershaft

20.12.2019

Transmission

714.190 in model 800

1

Tapered roller bearing

2

Pulse wheel

3

Countershaft

4

Countershaft twin gear

5

Retaining ring

6

Countershaft gear

7

Tapered roller bearing

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A



Disassemble

1

Remove countershaft (3).

AR26.10-G-0005D

2

Remove tapered roller bearing (1).

 Hand pump

*652589003321

 Adapter

*715589113400

 Gripper

*000589483400

 Hydraulic cylinder

*715589153400

3

Remove pulse wheel (2) using a suitable puller.

4

Remove tapered roller bearing (7).

 Hand pump

*652589003321

 Adapter

*715589113400

 Gripper

*000589483400

 Hydraulic cylinder

*715589153400

5

Remove retainer ring (5).

6

Remove countershaft gear (6).

 Use workshop press.

7

Remove countershaft twin gear (4).

 Use workshop press.



Assemble

8

Heat countershaft twin gear (4) to approx. 120 °C and slide on.

 Readjust countershaft twin gear (4) with zero axial clearance immediately after sliding on using workshop press.

9

Heat countershaft gear (6) to approx. 120 °C and slide on.

 Readjust countershaft gear (6) with zero axial clearance immediately after sliding on using workshop press.

10

Install retaining ring (5).

11

Heat tapered roller bearing (7) to approx. 120 °C and install.

12

Heat pulse wheel (2) to approx. 120 °C and install.

13

Heat tapered roller bearing (1) to approx. 120 °C and install.

14

Coat tapered roller bearings (1, 7) with clean transmission oil.

15

Install countershaft (3).

AR26.10-G-0010D