Opel Omega

since 1993-1999 of release

Repair and car operation

Opel Omega
+ 1. Maintenance instruction
+ 2. Maintenance
- 3. Repair of engines
   + 3.1. SOHC engines in volume 2,0 liters
   + 3.2. DOHC engines in volume 2,0 liters
   + 3.3. Engines in volume 2,5 and 3,0 liters
   - 3.4. Partition of all petrol engines
      3.4.1. Technical characteristics
      3.4.2. Compression check
      + 3.4.3. Engine partition
      3.4.4. Auxiliary elements of the engine
      + 3.4.5. Engine
      3.4.6. Engine partition
      3.4.7. Head of cylinders and valves
      3.4.8. Pistons and rods
      3.4.9. Cranked shaft
      3.4.10. Block of cylinders
      3.4.11. Radical bearings and bearings of rods
      3.4.12. Piston rings
      3.4.13. The first start of the engine after a partition
   + 3.5. Diesel engine in volume 2,0 liters
   + 3.6. Diesel six-cylinder 2,5-liter engine
+ 4. Heating system and ventilation
+ 5. Fuel, exhaust systems
+ 6. System of start of the engine
+ 7. Ignition system
+ 8. Coupling
+ 9. Transmissions
+ 10. Main transfer, semi-axes
+ 11. Brake system
+ 12. Suspension bracket and steering
+ 13. Body
+ 14. Body electric equipment

3.4.12. Piston rings


Correct arrangement of trailer gaps of piston rings

I. Kompressionnye of a ring

II. Lateral elements of a maslosjemny ring


1. Before installation it is necessary to check trailer and lateral gaps of piston rings.
2. Establish the top kompressionny ring in the cylinder by means of the piston.
3. Measure a trailer gap of a ring with the help щупа. If a gap too small, replace piston rings or grind the ends of available rings a small file. Be careful, piston rings sharp and easily break.
4. Carry out similar procedure with all rings.
5. After check and adjustment of a trailer gap of a ring it is possible to establish on pistons.
6. The maslosjemny ring is established to the first. At first establish a broad ring in a flute, then establish the bottom and top maslosjemny rings.
7. After installation of all elements of a maslosjemny ring check, that the top and bottom rings rotated freely.
8. Establish the second kompressionny ring a mark up.
9. Then establish the top kompressionny ring.
10. With the help щупа measure gaps between rings and their flutes.