Disassemble, assemble countershaft

AR26.50-G-4775FF

Disassemble, assemble countershaft

6.4.04



Disassemble

1

Disassemble transmission

AR26.10-G-0005F

2

Remove tapered roller bearing (1)



*652589003300



*715589153400



*715589113400



*715589123400



*712589013400

3

Remove tapered roller bearing (7)



*652589003300



*715589153400



*715589113400



*715589123400



*712589003400

4

Remove circlip (2)

5

Detach countershaft gear (3) from countershaft (6)



*WH58.30-Z-1001-17A

6

Press countershaft gear (4) off countershaft (6)

*WE58.40-Z-1001-12A

7

Press countershaft twin gear (5) off countershaft (6)

*WE58.40-Z-1001-12A



Assemble

 Danger!

Risk of injury to skin and eyes caused by handling hot or glowing objects.

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

AS00.00-Z-0002-01A

8

Heat countershaft twin gear (5) to max.
80 °C and install on countershaft.

 Immediately after installing, press the countershaft twin gear (5) home without play using a press.



*WH58.30-Z-1002-28A

9

Heat up countershaft gear (4) to a maximum of 80 °C and mount on the countershaft (6)

 Immediately after mounting the countershaft gear (4), put on with zero play using a press.



*WH58.30-Z-1002-28A

10

Heat up countershaft gear (3) to a maximum of 80 °C and mount on the countershaft (6)

 Immediately after mounting the countershaft gear (4), put on with zero play using a press.



*WH58.30-Z-1002-28A

11

Install circlip (2)

12

Heat tapered roller bearings (1, 6) to approx. 100 °C and install on countershaft.

 Instal tapered roller bearing (1, 6) with zero axial play.



*WH58.30-Z-1002-28A

13

Assemble transmission

AR26.10-G-0010F

WE58.40-Z-1001-12A

Stationary workshop press 65 t

Number

Designation

WH58.30-Z-1001-17A

Three-arm puller

WH58.30-Z-1002-28A

Heating plate