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Cylinder block from the belt pulley side (Audi A4 B8)

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  • Audi A4
  • B8 (2007-2015)
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  • Petrol engines 3.0 l
  • Cylinder block from the belt pulley side
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Table of contents: Compressor poly-V drive ↓ Removal and installation the… ↓ Removal and installation the… ↓ Sealing flange on the pulley side -… ↓ Removal and installation the poly… ↓ Poly V-belt drive components and… ↓ Removal and installation the… ↓

Compressor poly-V drive



1. Compressor poly-V drive: check the degree of wear; when installing, ensure correct position on…

1. Compressor poly-V drive: check the degree of wear; when installing, ensure correct position on the pulleys. 2. Bolt: 42 Nm. 3. Washer. 4. Cover. 5. Compressor. 6. Poly V-belt idler roller. 7. Torsional vibration damper: with double poly V-belt pulley; due to the offset holes, installation is only possible in one position. 8. Bolt. 9. Poly V-belt tensioner. 10. Bolt: 40 Nm.


Removal and installation the compressor poly V-belt



Remove the front cover of the motorcycle. compartment "1" upwards. Remove the front noise insulation "1". For reinstallation, before removing the poly V-belt, mark its direction of rotation with chalk or a marker. To release the poly V-belt, tilt the tensioner element clockwise "arrow". Remove the poly V-belt and lock the tensioner element with the locking pin "T10060 A".



Remove the front cover of the motorcycle. compartment «1» upwards. Remove the front noise…


Install



Installation in reverse order. Install the V-belt on the pulley as shown in the figure.

1. Tension element; 2. Compressor; 3. Roller; 4. Torsional vibration damper.

1. Tension element; 2. Compressor; 3. Roller; 4. Torsional vibration damper.


When installing a poly V-belt, it is necessary to ensure that it is positioned correctly on the pulleys. Start the engine and check the running of the poly V-belt. Install soundproofing.

Removal and installation the compressor poly V-belt tensioner



Remove the compressor poly V-belt. Unscrew bolt "1" and remove tension element "2" of the poly V-belt.

Remove the compressor poly V-belt. Unscrew bolt «1» and remove tension element «2» of the poly…


Install



Installation in reverse order. Install the compressor poly V-belt.



Parts and components of a poly-V belt drive in a vehicle with hydraulics. power steering

1. Poly V-belt: check the degree of wear; before removing, mark the direction of movement with…

1. Poly V-belt: check the degree of wear; before removing, mark the direction of movement with chalk or a felt-tip pen; don't overdo it; when installing, ensure correct position on the pulleys. 2. Bolt: replace; 20 Nm + turn 90° further. 3. Generator. 4. Bolt. 5. Idler pulley cover. 6. Poly V-belt idler pulley: 40 Nm. 7/8. Bolt. 9. Water pump drive pulley. 10. Bolt. 11. Water pump. 12. Sealing flange on the pulley side. 13. Bolt. 14. Vane pump holder. 15. Sliding sleeve. 16. Bolt. 17. Vane pump. 18. Belt pulley of vane pump. 19. Bolt. 20. Poly V-belt tensioner: 40 Nm. 21. Compressor holder. 22. Bolt. 23. Air conditioning compressor: do not unscrew/disconnect the refrigerant lines. 24. Bolt. 25. Guide bushing: 2 pcs. 26. Tensioner cover. 27. Torsional vibration damper: with double poly V-belt pulley.


Sealing flange on the pulley side - torque and sequence, tightening



Sealing flange on the pulley side - torque and sequence, tightening


Tighten the arrow bolts to a final torque of 9 Nm in stages, crosswise.



Removal



Remove the compressor poly V-belt. Unscrew the "arrow" bolt and remove it together with the idler pulley.

Remove the compressor poly V-belt. Unscrew the «arrow» bolt and remove it together with the idler…


To release the poly V-belt, tilt the tensioner element clockwise "arrow". Remove the poly V-belt and relieve the tensioner element.

To release the poly V-belt, tilt the tensioner element clockwise «arrow». Remove the poly V-belt…


Install



Installation in reverse order. Install the poly V-belt on the compressor pulley as shown in the figure.

1. Generator; 2. Roller; 3. Water pump; 4. Vane pump; 5. Air conditioning compressor; 6. Poly…

1. Generator; 2. Roller; 3. Water pump; 4. Vane pump; 5. Air conditioning compressor; 6. Poly V-belt tensioner; 7. Torsional vibration damper.




When installing a poly V-belt, it is necessary to ensure that it is positioned correctly on the pulleys. Start the engine and check the running of the poly V-belt. Install the compressor poly V-belt.

Removal and installation the poly V-belt tensioner in a vehicle with hydraulics. power steering



Remove the front cover of the motorcycle. compartment "1" up. Unscrew bolt "2" of the front left system tube. cooling. For better understanding of the montage. the position is shown with the engine removed. "Pos. 1" should not be taken into account.

Remove the front cover of the motorcycle. compartment «1» up. Unscrew bolt «2» of the front left…


Remove front noise insulation "1".

Car with system pipes. cooling in the front left part, version 1



Unscrew bolts "2" of the front left pipes of the system. cooling. For better understanding of the montage. the position is shown with the engine removed. "Pos. 1, 3" do not take into account.

Unscrew bolts «2» of the front left pipes of the system. cooling. For better understanding of the…


Car with system pipes. cooling in the front left part, version 2



Unscrew screw "1" securing the system pipes. cooling in the front left part. For better understanding of the montage. the position is shown with the engine removed. "Arrows" should not be taken into account.



Unscrew screw «1» securing the system pipes. cooling in the front left part. For better…


All



To release the poly V-belt, tilt the tensioner element clockwise "arrow". Remove the poly V-belt from the tensioner and relieve the tensioner element.

To release the poly V-belt, tilt the tensioner element clockwise «arrow». Remove the poly V-belt…


Remove cover "1" and unscrew the bolts located behind it. Remove tension element "2" of the poly V-belt from the cylinder block.

Remove cover «1» and unscrew the bolts located behind it. Remove tension element «2» of the poly…


Install



Installation in reverse order. Install the poly V-belt. Install the front left coolant pipe.



Poly V-belt drive components and assemblies in vehicles with electric power steering



1. Poly V-belt: check the degree of wear; before removing, mark the direction of the belt with…

1. Poly V-belt: check the degree of wear; before removing, mark the direction of the belt with chalk or a felt-tip pen; don't overdo it; when assembling, install on the pulleys in the correct position. and 2. Generator. 3. Bolt. 4. Poly-V belt guide roller, 40 Nm. 5. Bolt. 6. Poly-V belt pulley of the system pump. cooling. 7. Bolt. 8. Cooling system pump. 9. Poly V-belt tensioner, 40 Nm. 10. Torsional vibration damper: with poly V-belt pulley; due to the offset holes, installation is only possible in one position. 11. Air conditioning compressor bracket. 12/13. Bolt. 14. Air conditioning compressor: do not unscrew/disconnect the refrigerant lines. 15. Guide bushing: 2 pcs. 16. Bolt.


Removal



Remove the compressor poly V-belt. Unscrew the "arrow" bolt. Slide the guide roller slightly onto the bolt and remove it together with the bolt.

Remove the compressor poly V-belt. Unscrew the «arrow» bolt. Slide the guide roller slightly onto…


Unscrew screw "2" securing the front left pipe of the system. cooling. For clarity, montage. the position is shown with the engine removed. "Pos. 1" should not be taken into account.



Unscrew screw «2» securing the front left pipe of the system. cooling. For clarity, montage. the…


Remove the front noise insulation cover "1".

Unscrew screw "1" securing the system pipes. cooling on the left in the front part. For clarity, montage. the position is shown with the engine removed. Ignore the arrows.

Unscrew screw «1» securing the system pipes. cooling on the left in the front part. For clarity,…


To relieve the poly V-belt tension, turn the tensioner clockwise "arrow" and lock it with the retainer "T10060 A". Remove the poly V-belt.

To relieve the poly V-belt tension, turn the tensioner clockwise «arrow» and lock it with the…


Installation



Installation in reverse order. Install the poly V-belt on the pulleys as shown in the figure.

1. Generator; 2. Guide roller; 3. Cooling system pump; 4. Air conditioning compressor; 5. Poly…

1. Generator; 2. Guide roller; 3. Cooling system pump; 4. Air conditioning compressor; 5. Poly V-belt tensioner; 6. Torsional vibration damper.


Install the front left system pipe. cooling. Start the engine and check the running of the poly V-belt. Install the compressor poly V-belt.

Removal and installation the torsional vibration damper



Remove the compressor poly V-belt. For clarity, the following figures show the parts with the engine removed. Unscrew bolt "2" of the front left system pipe. cooling. "Pos. 1" should not be taken into account.

Remove the compressor poly V-belt. For clarity, the following figures show the parts with the…


Car with system pipes. cooling in the front left part, version 1



Unscrew screws "2" securing the system pipes. cooling in the front left part. "Pos. 1, 3" do not take into account.

Unscrew screws «2» securing the system pipes. cooling in the front left part. «Pos. 1, 3» do not…


Car with system pipes. cooling in the front left part, version 2



Unscrew screw "1" securing the system pipes. cooling in the front left part. "Arrows" should not be taken into account.

Unscrew screw «1» securing the system pipes. cooling in the front left part. «Arrows» should not be…


All



Remove the bumper trim panel.

Remove the bumper trim panel.


Unscrew the bolts "1" on the left and right and remove the radiator console from the radiator frame together with the radiator "arrow".

Unscrew the bolts «1» on the left and right and remove the radiator console from the radiator frame…


Release the electr. wiring harness. Open the clamp "arrow A", remove the control unit 2 of the radiator fan "J671" "pos. 1" from the radiator frame "arrow B" and put it aside.

Release the electr. wiring harness. Open the clamp «arrow A», remove the control unit 2 of the…


A/m with hydraulics. with power steering: To relieve the poly V-belt tension, turn the tensioner clockwise "arrow". Remove the poly V-belt from the torsional vibration damper and relieve the tensioner element.

A/m with hydraulics. with power steering: To relieve the poly V-belt tension, turn the tensioner…


Vehicle with electromechanical power steering: To relieve the poly V-belt tension, turn the tensioner clockwise "arrow". Remove the poly V-belt from the torsional vibration damper and relieve the tensioner. "T10060 A" should not be taken into account.

Vehicle with electromechanical power steering: To relieve the poly V-belt tension, turn the…


All



Loosen bolts "1" of the vibration damper, using counterstop "3036" for this. Remove the vibration damper.

Loosen bolts «1» of the vibration damper, using counterstop «3036» for this. Remove the vibration…


Install



Installation in reverse order. Bolts tightened at the tightening angle should be replaced. Due to the offset holes, installation is only possible in one position. Install the radiator console together with the radiator. Install the bumper cover locking mechanism. Install the front left coolant pipe. Install the poly V-belt.

[The original material is located on the website audimanual.ru]
The article was checked by auto expert Timur Bazhenov
This article is available at russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian

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Previous articles
Audi A4 B8: Petrol engines 3.0 l
Next articles

Engine installation and replacement of cushions
3.0L Petrol Engine — Removal
Technical specifications
Cylinder block from the gearbox side
Chain drive
Cylinder head (CH) — removal and installation
Valve mechanism — removal and installation


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