Remove/install drive flange at the rear axle

AR35.30-W-0473MB

Remove/install drive flange at the rear axle

26.10.10



Removing



Notes on evaluating leakages

AH00.00-N-0011-01A



Threaded ring and through-drive cover changed

BT35.30-W-0009-01A

1

Disconnect propeller shaft from drive flange (2)

 Support propeller shaft.

AR41.10-W-0050A

2

Release collar nut (1)

 The securing tabs must be completely sheared off, as otherwise a small residue of the securing tab, when unscrewing the collar nuts, can damage the drive shaft's thread.

AR35.30-W-0432-05A

3

Detach collar nut (1)

 Retainer wrench

*717589003100

 Ratio wrench

*000589696300

4

Remove drive flange (2)

5

Check contact surface of radial shaft sealing ring (3) at drive flange (2)

 If galling is found a new drive flange and a new dust protection ring has to be installed.

6

Remove radial shaft sealing ring (3) from threaded ring (4 or 7)



Check

7

Check threaded ring (4)

 Only with version (B).

If the thread on the threaded ring (4) has a leakage or if the threaded ring (4) can be turned by hand, then a conversion must be made to version (A):



Remove/install threaded ring on through-drive input shaft.

AR35.30-W-0476B

Remove/install cover for through-drive

AR35.30-W-0350MB



Install

8

Install new radial shaft sealing ring (3)

 Handle

*748589051502

 Drift

*748589061500

9

Fit new dust protective ring to new drive flange (2)

 Only when galling found on removed drive flange (2).

*748589051502

 Handle

 Drift

*748589071500

10

Install drive flange (2)

 Apply light coating of oil to contact surface of radial shaft sealing ring (3) on drive flange (2).

11

Install new collar nut (1)

 Rear axle 748.26/27

*BA35.30-N-1004-04A

 Rear axle 740.89

*BA35.30-N-1004-04B

 Retainer wrench

*717589003100

 Ratio wrench

*000589696300

12

Secure collar nut (1)

AR35.30-W-0432-03A

Number

Designation

Rear axle 748.26/27 with through-drive, 300 mm dia. ring gear

BA35.30-N-1004-04A

Collar nut, coupling flange to drive shaft

M451.5

Nm

-

M551.5

Nm

95050

Number

Designation

Rear axle 740.893/895/
897/898 with through-drive, 300 mm dia. ring gear

BA35.30-N-1004-04B

Collar nut, coupling flange to drive shaft

M451.5

Nm

-

M551.5

Nm

95050