Audi 100

1982-1990 of release

Repair and operation of the car




Audi 100
+ 1.1. Governing bodies and devices
+ 2. Technical characteristics
- 3. Engines
   - 3.1. Four-cylinder engines
      3.1.1. Removal and installation of the engine
      - 3.1.2. Dismantling and assembly of the engine
         3.1.2.1. Removal and installation of a head of the block of cylinders
         3.1.2.2. Removal of a camshaft and pushers of valves
         3.1.2.3. Survey of a camshaft
         3.1.2.4. Definition of technical condition of hydropushers of valves
         3.1.2.5. Installation of a camshaft and pushers of valves
         3.1.2.6. Removal and installation of valves (dismantling of a head of the block)
         3.1.2.7. Survey, troubleshooting and repair of details of a head of the block of cylinders
         3.1.2.8. Gaps between cams of a cam-shaft and pushers of valves
         3.1.2.9. Camshaft drive
         3.1.2.10. Removal and installation of an intermediate shaft
         3.1.2.11. Removal and installation of a flywheel
         3.1.2.12. Replacement of epiploons of a cranked shaft
         3.1.2.13. Removal and installation of an oil case
         3.1.2.14. Removal, check and installation of the oil pump
         3.1.2.15. Dismantling of shatunno-piston group
         3.1.2.16. Survey and check of details of shatunno-piston group
         3.1.2.17. Assembly of shatunno-piston group
         3.1.2.18. Removal, survey and installation of a cranked shaft
   + 3.2. Five-cylinder engines
   + 3.3. Diesel engine
+ 4. Cooling system
+ 5. Exhaust system
+ 6. Power supply system
+ 7. Transmission
+ 8. Running gear
+ 9. Steering
+ 10. Brake system
+ 11. Body
+ 12. Electric equipment










3.1.2.6. Removal and installation of valves (dismantling of a head of the block)

GENERAL INFORMATION

Considering from the camshaft drive, valves No. 1, 3, 6, 8 – final, and valves No. 2, 4, 5, 7 – inlet.

PERFORMANCE ORDER
1. By means of the special adaptation to squeeze springs of the valve and to remove crackers 15 (see rice. A head of the block of cylinders, a camshaft and valves) from a valve core.
2. Weakening pressing the adaptation lever, to release valve springs. To remove the adaptation. To remove a plate of the 6th spring, to take out external 5 and internal 4 springs of the valve.
3. To take out the valve 2 of the directing plug from the combustion chamber.
4. To remove oil scraper caps and a basic washer of a spring.
5. In the same order to remove other valves.
6. To clear a head and a core of the valve of a deposit.
7. To install valves upside-down. To replace oil scraper caps irrespective of their state. Before installation to grease cores of valves and the directing plugs with engine oil. It is possible to put on plastic plugs a core of the valve not to damage an oil scraper cap at installation of the valve. After installation of crackers of the valve into place to remove the adaptation for compression of springs and to strike with a hammer with a soft head on a valve core end face to be convinced of the correct installation of crackers. For engines of the DR and DS models of release till September, 1985 after installation of valves to check and if it is necessary, to adjust gaps between cams of a camshaft and pushers of valves (see subsection 3.1.2.8).