1999 AUDI A6 lock

13-20

Bearing for viscous fan in mounting
bracket, removing and installing


Lock carrier in service position Page 13
-1

Special tools and equipment

Hex nut from 3301 assembly tool
Extractor pipe from 3350 installation device
3367 press out tool for viscous clutch fan
bearing bushing

Removing

- Remove ribbed belt Page 13
-15
.

- Remove viscous fan (together with belt pulley)
Page 13
-14
, Fig. 1
.

- Remove circlip (arrow) from bearing bushing.
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11/18/2002 htt
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yp
e=re
pair&id=AUDI.B5.GE02.13.1

13-22

Mounting bracket for generator, power
steering pump and viscous fan,
removing and installing


Lock carrier in service position Page 13
-1

Removing

CAUTION!

Before disconnecting the battery, determine
the correct coding for the anti-theft radio.

Note:
Ribbed belt for A/C remains installed.
Ribbed belt, removing Page 13
-15
. - Switch ignition off and disconnect battery Ground (GND) strap.
- Remove ribbed belt and ribbed belt tensioner Page 13
-18
.
- Remove belt pulley for power steering pump.
- Unbolt power steering pump from mounting bracket for generator,
power steering pump and viscous fan and tie to side.
All lines remain connected
Pa
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11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE02.13.1

13-29

Toothed belt, removing and installing


Removing

Engine installed
Lock carrier in service position Page 13
-1

Special tools and equipment
V159 pin wrench

- Remove ribbed belt and ribbed belt tensioner
Page 13
-15
.

- Remove viscous clutch (with belt pulley) Page
13
-14
, Fig. 1
.

- Remove upper toothed belt cover.

CAUTION!

Before removing toothed belt, note direction
of rotation with chalk or felt-tip marker.
Reversing the direction of rotation of a used
belt can destroy the belt.

- Turn crankshaft at central bolt of toothed belt gear in direction of
engine rotation to TDC Cyl.1 marking (arrows).
Pa
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g and assemblin
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11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE02.13.1

13-35

Tightening torques

Component

Tightening
torque
Toothed belt tensioner to
tensioner assembly
25 Nm (18 ft
lb)
Lower toothed belt cover
to
cylinder block M6 10 Nm (7 ft lb)
M8 20 Nm (15 ft
lb)
Vibration damper/belt pulley to
crankshaft
40 Nm (30 ft lb)
1)
Ribbed belt tensioner to
mounting bracket
25 Nm (18 ft
lb)
1) Bolt strength grade: 10.9
Pa
ge 38 of 38 En
gine, disassemblin
g and assemblin
g
11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE02.13.1