ar2520s0070e

Bleed clutch operating system

ประเภท ar · หัวข้อ 25.20 · เวอร์ชัน 0302 · 2020-03-12

ใช้กับ: Model 447 with engine 274, 651, 654

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ตำแหน่ง

กลุ่มฟังก์ชัน 2 Chassis › 25 Clutch › 25.20 Clutch actuation — ซีรีส์ 447 · ซีรีส์ 651 · ซีรีส์ 654

EinPAS 17 Drivetrain/axle › 17.15 Clutch › 17.15.5 Clutch operation — ซีรีส์ 447 · ซีรีส์ 651 · ซีรีส์ 654

ใช้กับเครื่องยนต์/เกียร์ด้วย: 274 ***

AR25.20-S-0070E

Bleed clutch operating system

06.03.2020

Model

447 with engine 274, 651, 654

Modification notes

29.01.2019

Method extended

Operation steps 1, 18

Bleed clutch operating system

Shown with ENGINE 651

1

Cover

2

Socket wrench

N25.20-2075-11

Danger

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A

Caution

Risk of poisoning from swallowing brake fluid. Risk of injury from skin and eye contact with brake fluid

Only pour brake fluid into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid.

AS42.50-Z-0001-01A

Topical note

Brake fluid notes

AH42.50-P-0001-01A

Bleeding

1

Clean area surrounding brake fluid reservoir.

Assembly cleaner

*BR00.45-Z-1028-04A

2

Mark fill level of brake fluid on brake fluid reservoir.

3

Unscrew cap from brake fluid reservoir.

4

Attach filling unit at brake fluid reservoir.

000 588 01 82 00 Filling unit

WS25.00-P-0016B

Do not switch on the filling unit yet. Observe manufacturer's operating instructions.

Remove

5

Raise vehicle.

AR00.60-S-1000E

6

Remove cover (1).

7

Remove cover on central clutch release bearing.

Bleeding

8

Switch on filling unit.

Set pressure to 2.0 bar.

9

Plug hose of bleed bottle onto vent screw and position socket wrench (2).

Commercially available devices/tools
Bleed bottle

Socket wrench

*140589030900

10

Open vent screw on central clutch release bearing.

Commercially available devices/tools
Bleed bottle

Socket wrench

*140589030900

11

Bleed clutch actuation system.

Allow brake fluid to continue pouring out until it is clean and free of bubbles.

12

Close vent screw on central clutch release bearing.

Bleed screw to central clutch release bearing

*BA25.10-N-1001-01O

13

Switch off filling unit.

Pressure must drop for approx. 60 s to ambient pressure (0.0 bar on measuring instrument).

14

Switch on filling unit.

Build up pressure of 2.0 bar for approx. 10 s.

15

Switch off filling unit.

16

Install cover on central clutch release bearing.

17

Install cover (1).

18

Lower vehicle.

19

Remove filling unit from brake fluid reservoir.

000 588 01 82 00 Filling unit

WS25.00-P-0016B


Collect any drops of brake fluid using a suitable rag.
The paintwork can otherwise be damaged.

Observe manufacturer's operating instructions.

20

Correct fill level of brake fluid in brake fluid reservoir.

Observe the marking on the brake fluid reservoir.

21

Screw cap onto brake fluid reservoir.

Check

22

Check clutch operation system for proper operation.

23

Check clutch operation system for leak tightness.

Visual inspection only.

Clutch

Number

Designation

Model 447 with engine 274, 651, 654

BA25.10-N-1001-01O

Bleed screw to central clutch release bearing

Nm

10

Bleed clutch operating system

140 589 03 09 00

Socket wrench

Repair materials

Number

Designation

Order number

BR00.45-Z-1028-04A

Assembly cleaner

A 000 986 56 01

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