torque AUDI A4 1998 B5 / 1.G APB Engine Assembly Workshop Manual
[x] Cancel search | Manufacturer: AUDI, Model Year: 1998, Model line: A4, Model: AUDI A4 1998 B5 / 1.GPages: 13, PDF Size: 0.49 MB
Page 3 of 13
13-3
Installing
Routing of ribbed belt - Install ribbed belt onto crankshaft pulley and idler wheel first, and push
belt onto tensioning roller last.
D1 - vehicles without air conditionerD2 - vehicles with air conditioner
- Take out mandrel 3204.
Note:
Viscous fan has left-hand thread: turn against direction indicated.
Repair Manual, Body Exterior, Repair Group 50
Repair Manual, Body Exterior, Repair Group 63 - Counter-hold belt pulley for viscous fan using spanner wrench 3212
and tighten viscous fan using open end spanner 3312 and torque
wrench 1331 (left hand thread).
- Install lock carrier.
- Install bumper.- Install noise insulation.
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Page 10 of 13
13-10
- Using a hex key, turn toothed belt tensioning roller -1- clockwise 8 mm
in direction of arrow until special tool T 400 11 can be removed.
- Pre-tension toothed belt by a turning in direction of arrow with a torque
of 15 Nm using a torque wrench.
- Tighten bolts on camshaft sprockets.
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Page 12 of 13
13-12
- Install toothed belt guard.
- Install ribbed belt Page 13
-3 .
Tightening torques
Toothed belt sprocket to
camshaft 55 Nm
Idler wheel 45 Nm
Toothed belt tensioning roller 20 Nm
Pulley to crankshaft 20 Nm
Toothed belt tensioning
element 10 Nm
Central bolt
1)
to crankshaft
200 Nm + 180
2)
1) The central bolt must always be replaced.
2) Turning in two stages of 90 is also
permissible.
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Page 13 of 13
13-13
Vibration damper, removing and
installing
- Remove ribbed belt Page 13
-1 .
Note:
The central bolt does not have to be loosened to
remove the vibration damper.
- Remove vibration damper.
- When installing, ensure that notches -arrows- in vibration damper are
aligned with locating lugs on toothed belt sprocket.
Tightening torque: 25 Nm
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