ar2520w0300a

Clutch servo unit removal and installation

Type ar · topic 25.20 · version 0102 · 2006-05-15

Applies to: MODEL 375.3, 950.5 /6, 952.5, 953.6, 954.5 up to 28.2.00 with central clutch release bearing and clutch booster MODEL 970, 972, 974, 976 up to 28.2.00 with central clutch release bearing and clutch booster

Where it sits

Function group 2 Chassis › 25 Clutch › 25.20 Clutch actuation — Series 375 (models 3**) · Series 950 (models 5**, 6**) · Series 952 (models 5**) · Series 953 (models 6**) · Series 954 (models 5**) · Series 970 · Series 972 · Series 974 · Series 976

EinPAS 17 Drivetrain/axle › 17.15 Clutch › 17.15.5 Clutch operation — Series 375 (models 3**) · Series 950 (models 5**, 6**) · Series 952 (models 5**) · Series 953 (models 6**) · Series 954 (models 5**) · Series 970 · Series 972 · Series 974 · Series 976

..

AR25.20-W-0300A

Clutch servo unit removal and installation

5.5.06

MODEL 375.3, 950.5 /6, 952.5, 953.6, 954.5 up to 28.2.00
with central clutch release bearing and clutch booster

MODEL 970, 972, 974, 976 up to 28.2.00
with central clutch release bearing and clutch booster

Clutch servo unit removal and installation

W25.20-0018-11

1 Hydraulic line

2 Compressed-air line

3 Bolts (bracket to transmission housing)

4 Connector

5 Clutch servo assistance

Remove/install

Danger!

Risk of poisoning caused by swallowing brake fluid. Risk of injury caused by brake fluid coming into contact with skin and eyes.

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

AS42.50-Z-0001-01A

Notes on handling brake fluid

AH42.50-P-0001-01A

1

Drain reservoir pressure of compressed air system

2

Separate cable tie on the hydraulic line (1) and compressed air line (2)

Installation: Install new tie straps.

3

Separate hydraulic line (1) at the connection fitting of the central clutch release bearing

Collect escaping brake fluid using a suitable container.

4

Separate hydraulic line from master cylinder at the plug (4)

Collect escaping brake fluid using a suitable container.

Installation: Replace sealing ring of plug (4).

5

Disconnect compressed-air line (2) from clutch servo unit (5).

6

Remove clutch servo unit (5) together with bracket

7

Install in the reverse order

8

Bleed clutch operating system

AR25.20-W-0070D

Referenced documents