air bleeding AUDI S4 1995 B5 / 1.G 01E Transmission Clutch Mechanism Service Workshop Manual

30-14


12 -
Plastic slave cylinder
Do not operate clutch pedal after slave
cylinder has been removed Brake fluid must not be allowed to get onto
the transmission Lightly grease to install Fig. 1When installing push in until the securing
bolt can be fitted. With plug-in connection for hose/line
assembly Disconnecting hose/line assembly Fig. 2Follow correct sequence of work when
bleeding Page 30
-25
.
13 -
Bleeder valve
Tighten to 4.5 NmFollow correct sequence of work when
bleeding Page 30
-25

A broken off bleeder valve can be removed
using a 3mm hex socket wrench
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30-25

Clutch system, bleeding


Special tools, testers and auxiliary items

Brake filling and bleeding appliance V.A.G 1238
B
or
Brake filling and bleeding appliance V.A.G
1869

Note:
First open bleeder valve before switching on
bleeding appliance.
When performing the following steps, make
sure that no brake fluid escapes onto the
transmission.
The clutch system must be bled after
performing work on hydraulic clutch
mechanism.
Top-up brake fluid reservoir to "max." marking
with brake fluid before bleeding clutch system.

- Pull clutch pedal back to its normal position.
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- Connect brake filling and bleeding appliance
V.A.G 1238 B or V.A.G 1869, but do not switch
on at this stage.
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30-26


Note:
Ensure bleeder hose is correctly fitted during bleeding operation. - Connect bleed hose -A- to slave cylinder (arrow) and open bleed valve.
- Connect bleeder hose to pressure hose of fluid collector bottle.
- Switch on bleeder appliance and allow about 100 cm3 of brake fluid to
drain out.
Working pressure: 2.5 bar
- Close bleeder valve and tighten to 4.5 Nm.
- Depress clutch pedal several times after completion of bleeding
process.
- Bleed system again if necessary.
Pa
ge 27 of 27 Clutch mechanism, servicin
g
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.TM03.30.1