ar2750s0890ps

Disassemble/assemble multi-disk brake B3

ประเภท ar · หัวข้อ 27.50 · เวอร์ชัน 0100 · 2018-12-06

ใช้กับ: Transmission 722.9 in model 470, 471 with engine 642

ไม่มีใน “th” แสดงเป็น อังกฤษ

ตำแหน่ง

กลุ่มฟังก์ชัน 2 Chassis › 27 Automatic transmission › 27.50 Gear assembly — ซีรีส์ 470 · ซีรีส์ 471

EinPAS 17 Drivetrain/axle › 17.20 Transmission › 17.20.54 Multidisk brake/multidisk clutch — ซีรีส์ 470 · ซีรีส์ 471

ใช้กับเครื่องยนต์/เกียร์ด้วย: 642 ***, 722 9**

AR27.50-S-0890PS

Disassemble/assemble multi-disk brake B3

23.05.2018

Transmission

722.9 in model 470, 471 with engine 642

Disassemble/assemble multi-disk brake B3

P27.51-2033-09

5

Clutch pack

15k

Piston

105

End disk

5t

Disk spring

15s

Retaining ring

105s

Retaining ring

15a

External plate carrier

15t

Disk spring

Disassemble/assemble multi-disk brake B3

15a

External plate carrier

15s

Retaining ring

15t

Disk spring

P27.51-2039-04

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

General information on repair work on transmission

AH27.00-S-1000-01PS

Remove

1

Remove multidisk brake B3.

AR27.50-S-0612PS

Disassemble

2

Remove retaining ring (105s).

Pliers

*000589523700

3

Remove end disk (105).

4

Remove clutch pack (5).

5

Remove disk spring (5t).

6

Place outer plate carrier (15a) in lever-type hand gun.

7

Place thrust device on disk spring (15t).

To enable the retaining ring (15s) to be removed later, position the thrust device precisely (arrow).

Pressing tool

*722589013100

Set of drifts

*722589041500

8

Actuate lever-type hand gun until retaining ring (15s) is exposed.


Stop lever press stroke as soon as accessibility is sufficient.
Excess force can cause damage.

9

Remove retaining ring (15s) from groove.

Pliers

*000589523700

10

Reset hand lever press.

11

Remove thrust device from lever-type hand gun.

12

Remove outer plate carrier (15a) from lever-type hand gun.

13

Remove retaining ring (15s).

14

Remove disk spring (15t).

15

Remove piston (15k) from outer plate carrier (15a).

Check

16

Check clutch pack (5) for scorch marks and wear.

If scorch marks or worn disks are visible,

Replace disks of clutch pack (5).

17

Check piston (15k) and vulcanized seal for damage.

If damage is visible,

replace piston (15).

18

Check outer plate carrier (15a) for damage.

If damage is visible,

Replace outer plate carrier (15a).

Assemble

19

Lie new disks in transmission oil for at least one hour.

When replacing.

Automatic transmission fluids (ATF) (specification 236.15)

BB00.40-P-0236-15A

20

Install piston (15k) in outer plate carrier (15a).

21

Install disk spring (15t).

Insert disk spring (15t) in such a way that curvature of inner circumference points toward piston (15k).

22

Fit retaining ring (15s).

Final installation is only possible when the lever press is actuated.

23

Place outer plate carrier (15a) in lever-type hand gun.

24

Place thrust device on disk spring (15t).

To enable the retaining ring (15s) to be installed, position the thrust device precisely (arrow).

Set of drifts

*722589041500

Pressing tool

*722589013100

25

Actuate lever-type hand gun until groove of retaining ring (15s) is exposed.


Stop lever press stroke as soon as accessibility is sufficient.
Excess force can cause damage.

26

Install retaining ring (15s).


Check for correct installation position of retaining ring (15s).
Otherwise the disk spring (5t) will jam.

Pliers

*000589523700

27

Reset hand lever press.

28

Remove thrust device from lever-type hand gun.

29

Remove outer plate carrier (15a) from lever-type hand gun.

30

Install disk spring (5t).

Insert disk spring (5t) in such a way that curvature of inner circumference points toward piston (15k).

31

Install clutch pack (5).

32

Install end disk (105).

33

Install retaining ring (105s).

Pliers

*000589523700

Measure

34

Measure and adjust clearance of clutch pack (5).

AR27.51-S-7229-02PS

Play in multiple-disc brake B3

*BE27.50-N-1003-02B

Pliers

*000589523700

Parallel rest

*126589043100

Pressing tool

*722589013100

Set of drifts

*722589041500

Install

35

Install multidisk brake B3.

AR27.50-S-0612PS

Set values for multi-disk brake

Number

Designation

Transmission 722.9

BE27.50-N-1003-02B

Play in multiple-disc brake B3

Contact force for clearance adjustment B3

M1

N

600

Number of multiple-discs

3

mm

2,00...2,40

4

mm

2,20...2,60

5

mm

2,30...2,70

Disassemble/assemble multi-disk brake B3
Disassemble/assemble multi-disk brake B3
Disassemble/assemble multi-disk brake B3
Disassemble/assemble multi-disk brake B3

722 589 01 31 00

Pressing tool

126 589 04 31 00

Parallel rest

000 589 52 37 00

Pliers

722 589 04 15 00

Set of drifts

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