ar2750p0870w

Disassemble/assemble multi-disk brake B1

ประเภท ar · หัวข้อ 27.50 · เวอร์ชัน 0400 · 2020-03-20

ใช้กับ: Transmission 722.9, 724.2

ไม่มีใน “th” แสดงเป็น อังกฤษ

ตำแหน่ง

กลุ่มฟังก์ชัน 2 Chassis › 27 Automatic transmission › 27.50 Gear assembly

EinPAS 17 Drivetrain/axle › 17.20 Transmission › 17.20.54 Multidisk brake/multidisk clutch

ใช้กับเครื่องยนต์/เกียร์ด้วย: 722 9**, 724 2**

AR27.50-P-0870W

Disassemble/assemble multi-disk brake B1

04.03.2020

Transmission

722.9, 724.2

Modification notes

27.02.2020

Operation step newly added.

Operation step 4

Disassemble/assemble multi-disk brake B1

P27.51-A002-09

5

Clutch pack

16s

Retaining ring

5t

Disk spring

16t

Disk spring

15

Torlon rings (2 pcs.)

105

End disk

16a

External plate carrier

105s

Retaining ring

16k

Piston

161

Thrust bearing

16l

Bearing

162

Bearing

Disassemble/assemble multi-disk brake B1

16a

External plate carrier

16s

Retaining ring

16t

Disk spring

P27.51-2038-04

Disassemble/assemble multi-disk brake B1

1a

External plate carrier without inner phase (old design)

2a

External plate carrier with inner phase (new design)

16a

External plate carrier

P27.50-2120-05

Caution

Risk of injury to skin and eyes due to handling of transmission oil. Health risk caused by swallowing transmission oil

Wear protective gloves, protective clothing and safety glasses.
Do not pour transmission oil into beverage bottles.

AS00.40-Z-0001-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

Notes on automatic transmission

AH27.19-P-0001-01NKB

Remove

1

Remove main components of transmission.

AR27.50-P-0610W

Check

2

Check bearing (16l) for damage.

If there is a problem,

replace bearing (16l).

3

Check axial bearing (161) and bearing (162) for damage.

The axial bearing  (161), bearing  (162) and outer plate carrier (16a) are one component part and cannot be replaced separately.

If there is a problem,

replace axial bearing (161), bearing (162) and outer plate carrier (16a).

4

Check Torlon rings (15) for damage.

If there is a problem,

Replace Torlon rings (15).

5

Remove retaining ring (105s) and end disk (105) and check for damage.

If there is a problem,

Replace corresponding component.

6

Remove clutch pack (5) and disk spring  (5t) and check for damage.

If there is a problem,

Replace corresponding component.

7

Place outer plate carrier (16a) into press.

The outer plate carrier (16a) may not be disconnected from the torque converter housing. Therefore, place outer plate carrier (16a) with torque converter housing in press.

8

Place thrust device onto disk spring (16t).

Position thrust device precisely (see arrow in second picture) to enable retaining ring (16s) to be removed later.

Pressing tool

*722589013100

Set of drifts

*722589041500

9

Actuate press until retaining ring (16s) is exposed.


Stop press stroke as soon as the accessibility is sufficient.
Excess force will otherwise cause damage.

10

Remove retaining ring (16s) from groove.

11

Reset press.

12

Remove thrust device and outer plate carrier (16a) from press.

Pressing tool

*722589013100

13

Remove retaining ring (16s).

14

Remove disk spring (16t).

15

Remove piston (16k) from outer plate carrier (16a).

16

Check piston (16k) for damage.

If there is a problem,

replace piston (16).

17

Check outer plate carrier (16a) for damage.

Depending on the manufacture date, an external plate carrier without inner phase (1a) or an external plate carrier with inner phase (2a) is installed (see the arrows in the third picture). This is why it is absolutely necessary to note the parts information later on when installing a new retaining ring (16s).

If there is a problem,

Replace corresponding component.

Assemble

18

Install piston (16k).

19

Install disk spring (16t).

Install disk spring (16t) in such a way that curvature of the inner circumference points in direction of piston (16k).

20

Fit retaining ring (16s).

Final installation is only possible when the press is actuated.

21

Place outer plate carrier (16a) into press.

22

Place thrust device onto disk spring (16t).

Position thrust device precisely (see arrow in second picture) to enable retaining ring (16s) to be installed.

Pressing tool

*722589013100

Set of drifts

*722589041500

23

Actuate press until groove of retaining ring (16s) is exposed.


Stop press stroke as soon as the accessibility is sufficient.
Excess clamping force will otherwise cause damage to the outer plate carrier (16a).

24

Install retaining ring (16s).

Installation:
Note the installation position of the retaining ring (16s).
If installed incorrectly, the disk spring (5t) jams.

25

Reset press.

26

Remove thrust device and outer plate carrier (16a) from press.

Pressing tool

*722589013100

27

Install disk spring (5t) and clutch pack (5) in outer plate carrier (16a).

Survey of multiple-disc components, production details

GF27.51-P-5200W

Observe insertion sequence when inserting disks.

Install disk spring (5t) in such a way that the curvature of the inner circumference points in direction of piston (16k).

28

Install end disk (105) and retaining ring (105s).

Measure

29

Measure and adjust clearance.

AR27.51-P-7229W

Install

30

Install main components of transmission.

AR27.50-P-0610W

Disassemble/assemble multi-disk brake B1
Disassemble/assemble multi-disk brake B1

722 589 01 31 00

Pressing tool

722 589 04 15 00

Set of drifts

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