1998 AUDI TT service

13-1


Engine, disassembling and
assembling Lock carrier, moving into service position

Special tools and equipment
3369 support tool
1 -
Bolts
45 Nm (33 ft lb)
2 -
Bolts 45 Nm (33 ft lb)
3 -
Bolts 10 Nm (7 ft lb)
4 -
Bolts 10 Nm (7 ft lb)
5 -
Bore For 3369 support tool
6 -
Lock carrier bore
7 -
Fender bore
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11/18/2002 htt
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pair&id=AUDI.B5.GE02.13.1

13-14


Fig. 1 Viscous fan, removing and installing
Lock carrier in service position Page 13
-1
Ribbed belt free of tension Page 13
-15

- Secure belt pulley for viscous fan with 5 x 60 mm bolt and remove
using hex socket wrench.
- Remove viscous fan.
- When installing viscous fan, tighten to 45 Nm (33 ft lb).

Installation is only possible in one position: the bore hole of the vibration
damper (arrow) must align with raised portion of toothed belt gear. Fig. 2 Install vibration damper
Lock carrier in service position Page 13
-1
Ribbed belt removed Page 13
-15

- Install vibration damper using only original equipment bolts (bolt
strength grade 10.9) parts catalog. - Tighten vibration damper bolts to 40 Nm (30 ft lb).
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13-15

Ribbed belt, removing and installing


Lock carrier in service position Page 13
-1

CAUTION!

Before removing ribbed belt, note direction of
rotation with chalk or felt-tip marker.
Reversing the direction of rotation of a used
belt can destroy the belt. When installing the
ribbed belt, make sure it is seated correctly
on the pulley.

Removing

- Remove noise insulation panel (arrows).

- Loosen bolts for ribbed belt tensioner for A/C compressor (arrows).
- Release tension on ribbed belt and remove belt.
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11/18/2002 htt
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yp
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pair&id=AUDI.B5.GE02.13.1

13-18

V-belt, removing and installing


Lock carrier in service position Page 13
-
17


Ribbed belt free of tension Page 13
-15


Removing

- Remove noise insulation panel (arrows).
- Remove viscous fan (with belt pulley) from bearing Page 13
-14
, Fig.
1
.

- Remove belt pulley for coolant pump. Use drift (arrow) to counterhold
at belt pulley for power steering pump.
- Remove V-belt.
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11/18/2002 htt
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yp
e=re
pair&id=AUDI.B5.GE02.13.1

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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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
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11/18/2002 htt
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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).
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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