ar2520b0100xb

Remove/install master cylinder

Tipo ar · tema 25.20 · versione 0400 · 2020-08-14

Valido per: Model 685.282/284/289/290 with transmission 712.631

Non disponibile in “it”; mostrato in Inglese.

Collocazione

Gruppo funzionale 2 Telaio › 25 Frizione › 25.20 Comando frizione — Serie 685 (modelli 282, 284, 289, 290)

EinPAS 17 Organi della trasmissione/assale › 17.15 Frizione › 17.15.5 Azionamento della frizione — Serie 685 (modelli 282, 284, 289, 290)

Valido anche per motori/cambi: 712 631

AR25.20-B-0100XB

Remove/install master cylinder

04.08.2020

Model

685.282/284/289/290 with transmission 712.631

Modification notes

07.01.2020

Set screws of master cylinder on the bracket

BA25.20-B-1005-01M

Remove/install master cylinder

B29.10-0009-09

Represented on vehicle 384.2

1

Hydraulic sender cylinder

7

Breather

2

Pedal bracket

8

Reservoir filter

3

Sender cylinder fastening screws

9

Filler cap sealing ring

4

Rod protective bellows

10

Reservoir end cover

5

Expander ring for connection to cylinder

11

Reservoir fastening clamp

6

Hydraulic reservoir

12

Flexible hydraulic hose

Remove/install

1

Turn off the master switch

2

Open the front cover

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

3

Remove brake fluid from hydraulic reservoir (6) be means of suction

Collect brake fluid in an appropriate container for ecologically correct disposal.

4

Remove hydraulic hose (12), disconnecting it first from lower metal tubing connection and then from sender cylinder connector

Remove/install clutch hydraulic line
.

AR25.20-B-1000D

Connect the hydraulic hose (12), firstly on the master cylinder, and then, on the connection of the metal piping

5

Remove clamp (11) and disconnect hydraulic reservoir (6) from expander ring (5) removing it from sender cylinder (1)

Install a new expander ring and a new fastening clamp.

6

From inside the cab remove two screws (3), and remove hydraulic sender cylinder (1) from outside

.Set screws of master cylinder on the bracket

*BA25.20-B-1005-01M

7

Remove protective bellows (4) from hydraulic sender cylinder

Install new protective bellows.

8

Wash reservoir (6), filter (8), and filler cap with ethyl alcohol and dry with clean and dry compressed air

Apply a new sealing ring to filler cap.

9

Replace sender cylinder repair kit


.

AR25.20-B-0100-01A

.

AR25.20-B-0070XA

Brake fluid, DB supply specification 7760.30 (DOT 4)

*BR00.45-Z-1110-06A

10

Adjust hydraulic sender cylinder actuator rod play

Adjust clutch pedal
.

AR29.10-B-0090A

11

Check the hydraulic system for tightness

Clutch drive

Number

Designation

Type 368/382/384/685.282/284/290 with engine 904.977/978/981, 906.933/974/975/977/994/998/999, 924.913/925/929/981/982/994/995/996, 926.910/926/950/996/999

BA25.20-B-1005-01M

Set screws of master cylinder on the bracket

Nm

9

Repair materials

Number

Designation

Order number

BR00.45-Z-1110-06A

Brake fluid, DB supply specification 7760.30 (DOT 4)

Use corresponding commercially available repair materials.

Documenti citati