ar2520t0070a

Bleeding the clutch actuation

Type ar · emne 25.20 · version 0101 · 2006-10-10

Gælder for: ENGINE 447, 489 in MODEL NMB671 with TRANSMISSION 714.669

Ikke tilgængelig på “da”; vises på Engelsk.

Placering

Funktionsgruppe 2 Chassis › 25 Kobling › 25.20 Koblingsbetjening — Serie 447 · Serie 671

EinPAS 17 Drivstreng/aksel › 17.15 Kobling › 17.15.5 koblingsbetjening — Serie 447 · Serie 671

Gælder også for motorer/gearkasser: 489 ***, 714 669

AR25.20-T-0070A

Bleeding the clutch actuation

12.8.98

ENGINE 447, 489 in MODEL NMB671 with TRANSMISSION 714.669

Bleeding the clutch actuation
Bleeding the clutch actuation

T25.20-0001-01

1 Connection (bleeder unit)

2 Dust cap

3 Bleeder hose

T25.20-0002-01

Bleeding the clutch actuation

T25.20-0003-11

4 Clutch servo unit

Bleeding

Danger!

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

Pour and store brake fluid only in suitable and appropriately marked containers. Wear protective clothes and eye protection when handling brake fluid.

AS42.50-Z-0001-01A

Notes regarding use of brake fluid

All models

AH42.50-P-0001-01A

1

Open cap at expansion reservoir

2

Fit connection (1) of bleeder unit onto expansion reservoir

Fill bleeder unit with clutch fluid

The pressure in the bleeder unit must not be greater than 1.0 bar and should not drop below 0.5 bar.

The bleeder valves of the master cylinder and of the clutch servo unit must be closed.

3

Take off dust cap (2) and seal pressure-tight

4

Take off dust cap of bleeder valve at master cylinder

5

Connect bleeder hose (3) of bleeder unit to bleeder valve

6

Open bleeder valve and operate bleeder unit long enough until clean clutch fluid flows out free of bubbles

7

Tighten bleeder valve, take off bleeder hose (3) and fit on dust cap of bleeder valve

8

Repeat bleeding operation at clutch servo unit (4)

Repeat steps of bleeding operation at clutch servo unit.

Inspecting

9

Inspect lines, bleeder valves, clutch master cylinder and clutch servo unit for leaks

Bleeder unit must be connected and be at operating pressure.

10

Detach connection (1) from bleeder unit at expansion reservoir

11

Close cap of expansion reservoir

Inspecting

12

Inspect clutch release and engagement

If it is not possible or difficult to release or engage clutch, repeat bleeding operation.

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