Scania Central gear RP832-RBP832. Manual — part 22

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16 Remove the dummy bearing and press in the

ordinary bearing belonging to the outer ring.
Use drift 87 932. Make sure the rolling
resistance has not changed.

17 Fit the dust cover. Renew the dust cover if it

is damaged.

IMPORTANT! The new seals for the end yokes
cannot be reused once they have been removed.
The seals must be renewed.

18 Press in place the seal on the end yoke with

drift 99 377. Make sure the seal is turned the
right way round, see illustration. The seal
must not be knocked into position.

19 Fit the support washer 12 on the end of the

pinion.

20 Fit the sealing cover 14 with a new

gasket 13.

99 377

113 235

Gear housing RP832

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21 Lubricate the drive shaft splines with

grease.

22 Lubricate the sealing surface of the end

yoke with oil and fit it on the splined journal
according to the markings made earlier.
Align the yoke accurately.

23 Grease the end yoke nut threads and nut

planes. Put it in place but do not torque
tighten until later.

24 Tighten the end yoke nut using sleeve

98 675.

25 Tightening torque 1000 Nm.

88 292

99 129

98 765

111 171

1000 Nm

Alternative tightening method

•

First tighten the nut to 300 Nm using socket
98 765. Mark the socket and yoke as
illustrated and then tighten a further 26 mm
to attain 1000 Nm.

88 292

99 129

1

2

98 765

111 316

26 Lock the nut by staking the nut flange into

the recesses in the end yoke in two places.

Gear housing RP832

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Specifications

Gear ratio

No. of teeth

Gear ratio incl. hub

reduction gears

Pinion

Crownwheel

1.37

19

26

3.91

1.47

19

28

4.21

1.68

16

27

4.82

1.81

16

29

5.18

2.07

13

27

5.93

Setting values, check dimensions

Pinion bearing rolling resistance on 220 mm radius with a press force of 70-80 kN:

Worn. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...8-14 N

New . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25-45 N

Tooth clearance

Gear ratio 5.93: . . . . . . . . . . . . . . . . . . . . . . . . . . ..0.25-0.36 mm

Other gear ratios. . . . . . . . . . . . . . . . . . . . . . . . . . .0.30-0.41 mm

Pinion axial position measured with pinion position template 99 072 . . . . . ..0.50 mm

Increase the dimension with the value of the mark on the crownwheel

Oil volume

RP832. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 dm

3

RBP832 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..15 dm

3

Hub RH832 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 dm

3

Oil grade, see group 0 or Operator's manual

Specifications

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Tightening torques

Crownwheel bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1000 Nm

Alternatively: Tighten to 300 Nm and then a further 40

°

Differential housing bolts. . . . . . . . . . . . . . . . . . . . . . . . . . 120 Nm

Bearing cap bolts. . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 330 Nm

M8 bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Nm

M6 bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 8 Nm

Nuts for attaching gear at rear axle housing . . . . . . . . . . . . . . . . . . 260 Nm

Studs in rear axle housing (locked with locking compound). . . . . . . . . . . . . 80 Nm

RP832

Nut for end yoke on input shaft . . . . . . . . . . . . . . . . . . . . . . . 1000 Nm

Alternatively: Tighten to 300 Nm and then an additional 26 mm on the radius of the socket

RBP832

Nut for end yoke on output shaft . . . . . . . . . . . . . . . . . . . . . . . 400 Nm

Nut for end yoke on input shaft . . . . . . . . . . . . . . . . . . . . . . ... 600 Nm

Alternatively: Tighten to 300 Nm and then an additional 11 mm on the radius of the socket

Nut for planet wheel carrier bearing . . . . . . . . . . . . . . . . . . . . . 400 Nm

Nut for pinion bearing. . . . . . . . . . . . . . . . . . . . . . . . . . .. 600 Nm

Bolts for front cover (M12). . . . . . . . . . . . . . . . . . . . . . . . . 84 Nm

Materials

Locking compound . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 561 200

Grease for compressed air system. . . . . . . . . . . . . . . . . . . . . . 319 308

Sealing fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 561 019

Sealing agent (silicon rubber) . . . . . . . . . . . . . . . . . . . . . . . .. 584 010

2-3 mm thick bead applied to rear axle housing sealing surface.

Specifications