Removal and installation of an arm of additional units. Audi A4 (from 2001 to 2005 release)
Service of Audi A4 from 2001 to 2005 release.
1. Operation and maintenance of the car
2. Engine
2.1. General information
2.2. Predvaritlny checks
2.3. Mekhanichsky part (petrol engines 2,0l)
2.4. Lubrication system
2.5. Cooling system
2.6. System of injection
2.7. System of production of the fulfilled gases
2.8. Mechanical part (petrol engines 3,0; 3,2 l)
2.9. Mechanical part (petrol engines of 4,2 l)
2.10. Mechanical part (diesel engines of 2,0 l)
2.10.1. Number of the engine
2.10.2. Glow plugs
2.10.3. Removal and installation of a poliklinovy belt
2.10.4. Removal and installation of a tension element of a poliklinovy belt
2.10.5. Removal and installation of a quencher of tortional fluctuations
2.10.6. Removal and installation of an arm of additional units
2.10.7. Removal and installation of a gear belt
2.10.8. Correction of phases of gas distribution
2.10.9. Provorachivaniye of the crankshaft to VMT
2.10.10. Sealing flanges and two-mass flywheel / flywheel
2.10.11. Removal and installation of a flywheel, cars from multitronic
2.10.12. Conrod and piston group
2.10.13. Removal and installation of a cover of a head of the block of cylinders
2.10.14. Repair of the valvate mechanism
2.10.15. Removal and installation of cam-shafts
2.10.16. Removal and installation of roller levers
2.10.17. Replacement of oil scraper caps
2.10.18. Check of hydraulic pushers
2.11. Tables
3. Transmission
4. Running gear
5. Steering mechanism
6. Brake system
7. Onboard electric equipment
8. Body
9. Schemes of electric equipment
 







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2.10.6. Removal and installation of an arm of additional units

Removal
Disconnect a mass cable from joint stock bank at the switched-off ignition.
Merge cooling liquid.
Bring a radiator frame into service situation.
Take off poliklinovy a belt.

Fig. 2.65. Electric socket of the sensor of level and temperature of oil


Disconnect the electric socket on the sensor of level and temperature of oil (fig. 2.65).

Fig. 2.67. Fastening of the compressor of the conditioner and shtekerny socket of a wire


Disconnect the shtekerny socket of 1 wire going to the electromagnetic coupling of the compressor of the conditioner (fig. 2.67).

ATTENTION
It is forbidden to open a contour of air conditioning system of climatic installation.

Turn off the conditioner compressor from an arm.

NOTE
To avoid damages of lines and hoses of a contour of air conditioning system, it is necessary to watch that lines and hoses were laid without tightness, excesses and breaks.

You will hang out the conditioner compressor with the connected pipelines at the left on the car.
Turn off an electric wire 1 from the generator.

Fig. 2.483. Electric wire and shtekerny connection of the generator


Disconnect shtekerny connection 2 (fig. 2.483).
Unscrew bolts.

Fig. 2.484. Fastening of the generator


Remove the generator (fig. 2.484).

Fig. 2.485. Fastening of a belt pulley of the pump of the hydraulic booster


Turn off a belt pulley of the pump of the hydraulic booster, at the same time the belt pulley needs to be held about the help of a mandrel (fig. 2.485).

Fig. 2.486. Fastening of the pump of the hydraulic booster


Turn off the pump of the hydraulic booster and to tie up aside, tubes remain connected (fig. 2.486).

Fig. 2.479. Removal of a tension element of a poliklinovy belt


Unscrew a bolt and remove a tension element of a poliklinovy belt (fig. 2.479).
Disconnect a cooling system hose from a connecting branch pipe 2.

Fig. 2.487. Removal of the thermostat


Unscrew bolts of 1 connecting branch pipe and remove a branch pipe with the thermostat 4 and a sealing ring of the round section 3 (fig. 2.487).
Take off a gear belt.
Shoot bypass a video.

Fig. 2.488. Fastening of an arm of additional units


Unscrew bolts 1–6 and remove an arm of additional units (fig. 2.488).

Installation
Installation is made in the return sequence.
Check, whether on the place adjusting plugs between an arm of auxiliary units and the block of cylinders at the upper right. If is not present – insert.
Tighten bolts in the sequence 1–6: at first by hand, then with a certain moment of an inhaling.
Establish a gear belt (adjust gas distribution phases).
Establish a quencher of tortional fluctuations.
Establish a connecting branch pipe of the thermostat together with the thermostat.
Establish a tension element of a poliklinovy belt.
Install the pump of the hydraulic booster.
Install the generator.
Install the conditioner compressor.
Establish poliklinovy a belt.
Establish a radiator frame with hinged elements.
Lower an emphasis of a forward support at the expense of a body weight on the rubber buffer and tighten nuts.
Establish an overlay of a front bumper.
Connect the rechargeable battery.
Fill in cooling liquid.

Inhaling moments
Arm of additional units to the block of cylinders: 45 N · m.
Bypass a roller of a gear belt to an arm additional агрегатов*: 40 N · m + 90 ° **.
Emphasis of a forward support to a radiator frame: 28 N · m
Hose collars, width are 9 mm: 3 N · m.
Hose collars, width are 13 mm: 5,5 N · m.
* Replace bolts.
** 90 ° correspond to one quarter of a whole revolution.


2.10.5. Removal and installation of a quencher of tortional fluctuations

2.10.7. Removal and installation of a gear belt