Opel Vectra A

since 1988-1995 release

Repair and operation of the car



Vektr's Opel And
+ 1. Maintenance instruction
+ 1.1 Maintenance
+ 2. Engine
+ 3. Repair of DOHC engines
- 4. Repair of the diesel engine
   4.2. General information
   4.3. The repair which is not demanding removal of the engine
   4.4. Check of a compression
   4.5. Top Dead Point (TDP) of the piston of the first cylinder
   4.6. Cover of a head of the block of cylinders
   4.7. Pulley of a bent shaft
   4.8. Casings of a gear belt
   4.9. Replacement of a gear belt
   4.10. Check and installation of phases of gas distribution
   + 4.11. Mechanism of a tension of a gear belt and pulleys
   4.12. Replacement of a sealing ring of the camshaft
   4.13. Check and adjustment of gaps of valves
   4.14. Camshaft and pushers
   4.15. Head of the block of cylinders
   4.16. Oil pallet
   4.17. Oil pump
   4.18. Replacement of a sealing ring of the oil pump
   4.19. Oil heater
   + 4.20. Pistons with rods
   4.21. Flywheel
   4.22. Replacement of sealing rings of a bent shaft
   4.23. Replacement of support of the power unit
   4.24. Recommendations about removal of the engine
   4.25. Removal and installation of the engine
   4.26. Repair of the engine
   4.27. Start of the engine after capital repairs
+ 5. Cooling system
+ 6. Fuel system
+ 7. The fuel and exhaust system of models with system of injection of fuel
+ 8. Exhaust system and system of decrease in toxicity of exhaust gases
+ 9. Fuel systems of the diesel engine
+ 10. Engine electrical systems
+ 11. Transmission
+ 12. Mechanical transmission
+ 13. Automatic transmission
+ 14. Power shafts
+ 15. Brake system
+ 16. Suspension bracket
+ 17. Body
+ 18. Electric equipment
+ 19. Check of malfunctions


24bec775


4.6. Cover of a head of the block of cylinders

GENERAL INFORMATION

Cover of a head of the block of cylinders

1 – stopper;

2 – to a cover of a head of the block of cylinders;

3 – laying

Removal

Removal of a semicircular rubber cap on the left side of a head of the block of cylinders

PERFORMANCE ORDER
1. Weaken collars and disconnect a hose of ventilation of a case of the engine from a back part of a cover of a head.
2. Unscrew bolts of fastening of a cover of a head and remove together with washers. Uncover a head of the block of cylinders. Remove a semicircular rubber cap from the left forward side of a head of the block of cylinders (see rice. Removal of a semicircular rubber cap on the left side of a head of the block of cylinders).
3. Check a condition of laying of a head and a semicircular cap.

Installation

Installation of laying in a groove of a cover of a head of the block of cylinders

PERFORMANCE ORDER
1. Check that the interfaced surfaces of a cover of a head and a head of the block of cylinders, pure and dry. Establish laying in a flute of a cover of a head of the block of cylinders (see rice. Installation of laying in a groove of a cover of a head of the block of cylinders).
2. Apply a thin film of sealant in a nest for installation of a semicircular cap and establish a cap.
3. Establish a head cover on a head of the block of cylinders, establish laying under bolts and fix a cover by bolts, having tightened them the required moment.
4. Connect a hose of ventilation of a case and fix it by a collar.