Audi A3

since 1997 of release

Repair and car operation



Audi A3
+ Maintenance instruction
+ Current leaving and service
+ Engine
- Systems of cooling, heating
   - System of cooling of the engine
      Antifreeze – means of protection from freezing
      Replacement of cooling liquid
      Removal, installation and thermostat check
      Removal and radiator and fan installation
      Removal and installation of the pump of cooling liquid
      Check of system of cooling under pressure
      Check of a thermoswitch of the fan of cooling
   + Systems of ventilation, heating and air conditioning
+ the Power supply system and production of the fulfilled gases
+ engine Electric equipment
+ Manual box of gear shifting
+ Automatic transmission and models with a full drive
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Elektroskhema




canadian rx
38a8de3e



Removal and installation of the pump of cooling liquid

REMOVAL

PERFORMANCE ORDER
1. Merge cooling liquid.
2. Unscrew screws of fastening and remove the bottom and right lateral cover of an impellent compartment (the shooter on an illustration). On an illustration execution with the petrol engine is shown. Removal of the bottom cover at the diesel engine is considered in the subsection Removal and installation of the bottom cover of an impellent compartment.
3. Remove maple a belt of a drive of the pump of cooling liquid, address to the subsection Removal and installation of a ridge maple belt.
4. Unscrew 3 screws of fastening with an internal shestigrannik and remove a natyazhitel from the holder.
5. Establish the piston of the first cylinder in VMT. Weaken a tension of a gear belt and remove it only above from a camshaft pulley, address to the subsection Removal, installation and a tension of a gear belt.

ATTENTION

The damper of krutilny fluctuations and the bottom casing of a belt can be not removed.


6. For protection of a gear belt against following cooling liquid close a belt a rag.
Petrol engine
7. Engine of 150 h.p.: Unscrew bolts of fastening and remove a broad tank. Take him aside with the attached hoses. Remove around the pump of cooling liquid a pipe of forced air for what weaken collars.
8. Engines of 1.6 l: Turn out bolts–1–and–5–and remove a back protective cover of a gear belt-2-.
9. All engines: Unscrew 3 bolts of fastening of the pump of cooling liquid-4-and remove it, having carefully deduced along an engine support. Remove a sealing ring–3–.
10. Remove covers of a gear belt.
INSTALLATION
11. Carefully clear sealing surfaces for a ring.
12. Moisten a new sealing ring with cooling liquid and insert.
13. Establish the pump of cooling liquid. The provision of installation at all engines: The stopper in the case shows down.
14. Engine of 1.6 l: Establish into place a back protective cover of a gear belt. Tighten a bolt–1 – the moment of 20 N of m, address to an illustration.
15. Fix the pump of cooling liquid three bolts the moment of 15 N of m.
16. Establish a gear belt, thus address to the subsection Removal, installation and a tension of a gear belt.
17. Fix a natyazhitel of a maple belt three screws with an internal shestigrannik the moment of 25 N of m.
18. Establish maple a belt, thus address to the subsection Removal and installation of a ridge maple belt.
19. Fill system with cooling liquid, thus address to the corresponding subsection.
20. Engine of 150 h.p.: Fix a broad tank. Insert a pipe of forced air around the pump of cooling liquid, fix collars.
Diesel engine
21. Disconnect fuel hoses (the shooters of an accompanying illustration) at TNVD. For this purpose open collars and shift them back. Close fuel hoses, for example, by means of polyethylene and rubber rings to exclude hit in dirt system.
22. Rasstykuyte I will corrode – 2–sensors of temperature/pressure of a soaking-up pipe.
23. Remove a pipe of supply of air-1-, having weakened collars.
24. Remove the bottom pipe of supply of air-2-, having weakened bolts–1–and–3–.
25. Remove a gear belt from camshaft and TNVD pulleys, address to subsection Installation of the piston of the first cylinder in VMT.
26. Disconnect rejecting roller–2–.
27. Remove a bolt of fastening–1–rejecting a roller and press a roller approximately on 30 mm down.
28. Unscrew 3 bolts of fastening–3–pumps of cooling liquid-4-and carefully take out it. Remove a sealing ring–5–.
INSTALLATION
29. Carefully clear a surface under a sealing ring.
30. Moisten a new sealing ring with cooling liquid and put it into place.
31. Establish the pump of cooling liquid. Position of the pump: the stopper in the case should look down.
32. Fix the pump three bolts the moment of 15 N of m.
33. Fix rejecting roller a new bolt – 1–. Tighten a bolt at first the moment of 40 N of m, then tighten a bolt a rigid key on a corner 90 ° (1/4 turns).
34. Establish a gear belt, address to subsection Installation of the piston of the first cylinder in VMT.
35. Tighten 3 screws of fastening of a natyazhitel the moment of 25 N of m.
36. Fix a pipe of forced air on the holder, fix collars.
37. Establish maple a belt, address to the subsection Removal and installation of a maple belt.
38. Fill system with liquid, address to subsection Replacement of cooling liquid.