ar2520b0140e

Remove/install clutch operator protection valve

Type ar · topic 25.20 · version 0100 · 2016-02-12

Applies to: Vehicle 693.028

Where it sits

Function group 2 Chassis › 25 Clutch › 25.20 Clutch actuation — Series 693 (models 028)

EinPAS 17 Drivetrain/axle › 17.15 Clutch › 17.15.13 Line/hose/valve — Series 693 (models 028)

AR25.20-B-0140E

Remove/install clutch operator protection valve

12.02.16

Vehicle 693.028

Remove/install clutch operator protection valve

B25.20-0024-09

1 Hydraulic reservoir

2 Vent

3 Vent plug

4 Elastic connection ring

5 Master hydraulic cylinder

6 Cylinder set screw

7 Male cylinder connection nut

8 Hydraulic polyamide hose (PA 11)

9 Connection pipe (drive unit input)

10 Bleeding pipe

11 O-rings

12 Protection rings

13 Bleeder (with lid)

14 Drive unit

15 Fastening bolts

16 Washers

17 Gearbox

Remove and install

The hydraulic line described here is standard, may present small length differences and in the form of attachment of the pipes according with type of vehicle.

The polyamide pipe is manufactured in accordance with strict quality standards. If provides great resistance and easy handling. However, it should not be excessively kinked nor rub sharp edges.

1

Unplug main switch

2

Open the front cover

Danger!

Risk of poisoning by ingestion of brake fluid

Risk of injury by contact of the skin and eyes with the brake fluid

Bleed off and store the brake fluid only in the original package. Wear protective clothing and goggles.

AS42.50-B-0001-01A

3

Remove the hydraulic tank fluid (1) by suction. Use the bleeder to remove all hydraulic fluid from the piping

Collect the brake fluid in a suitable container and dispose of it in an environmentally friendly way.

The brake fluid, once removed, should never be reused.

4

Cut the plastic clip attaching the piping (8) on the bundle on the front part

Install: Fit the piping (8) in the bundle along with the other pipes throughout its length. Install new clips to attach the bundle formed by the pipes.

5

Loosen the connection (7) on the master cylinder (5), and release the polyamide pipe (8) on the front side

Danger!

Risk of injury trapping and crushing when tilting the cabin

While tipping the cabin back and forth, do not enter the tipping area and take preventive measures to prevent unauthorized people from entering the area. Always tilt the cabin up to its final position and lock it with the safety device.

AS60.80-B-0001-01A

6

Tilt the cabin

AR60.80-B-0010A

7

Loosen the connection polyamide pipe (8) connection from the lower end on the input connection (9) to the drive unit

Rotate the male nut (8) on the connection pipe (9).

8

Cut the plastic clip attaching the pipe (8) on the bundle on the central part

Install: Accommodate the pipe and install new plastic clips.

9

Remove the pipe (8) carefully without kinking it

Install: The piping (8) should be previously attached to the master cylinder (5) and to the connection pipe (9), so that it is not forced nor kinked.

10

Remove the bleeder (13), the connection pipe (9), the bleeding pipe (10), the protection rings (12) and O-rings (11)

Install: Fit new O-rings and protection rings.

Clean

11

Clean all components with alcohol, including the piping

The hydraulic components should not be cleaned with gasoline, kerosene or diesel oil. Petroleum-derived products damage rubber components.

Apply dry, clean compressed air into the pipes. Should they remain in storage, their ends should be plugged with suitable plastic plugs.

Check

12

Check the conditions of the piping (8) and all sealing components

Replace: Cut or deformed piping, if it presents bad or stripped connections. All plastic attachment clips. O-rings and protection rings (11) and (12) of the connection pipe (9) and bleeding pipe (10). Damaged filter or reservoir. If necessary, replace the bleeder (13) with the protection lid.

13

Install in reverse order

14

Refill the hydraulic tank with new brake fluid

Use specified brake fluid.

*BR00.45-B-1011-06A

15

Bleed the hydraulic system

AR25.20-B-0070B

16

Check for leaks

17

Check the perfect operation of the clutch

Produtos para reparos

Número

Denominação

Número de pedido

BR00.45-B-1011-06A

Brake fluid as per DBL 7760.30 (DOT 4)

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Referenced documents