Opel Omega

since 1993-1999 release

Repair and operation of the car

Opel Omega
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Repair of engines
+ 4. Heating system and ventilation
- 5. Fuel, exhaust systems
   + 5.1. Petrol engines
   - 5.2. 2,0 liters diesel engine
      5.2.1. Technical characteristics
      5.2.2. Air filter and air inlet channels
      5.2.3. Accelerator pedal
      5.2.4. Filling and pumping of fuel system
      5.2.5. Fuel level sensor
      5.2.6. Fuel tank
      5.2.7. Check and adjustment of the maximum turns
      5.2.8. Electric knots of system of injection
      5.2.9. Fuel pump of high pressure
      5.2.10. Fuel injection moment
      5.2.11. Fuel nozzles
      5.2.12. Turbocharger
      5.2.13. Inlet collector
      5.2.14. Final collector
   + 5.3. Diesel V6 engine of 2,5 liters
+ 6. System of start of the engine
+ 7. System of ignition
+ 8. Coupling
+ 9. Transmissions
+ 10. Main transfer, half shafts
+ 11. Brake system
+ 12. Suspension bracket and steering
+ 13. Body
+ 14. Body electric equipment

5.2.11. Fuel nozzles

GENERAL INFORMATION

Prevention

When checking work of fuel nozzles never hold up hands or any part of a body under the fuel stream leaving a nozzle. Fuel comes out a nozzle under high pressure and can get into a body through skin.

Removal and installation

PERFORMANCE ORDER

1. Remove the top section of a final collector.
2. Remove the camshaft and levers.
3. Disconnect a pipe of return of fuel from a perepuskny pipe.
	4. Unscrew a bolt, release a perepuskny pipe (it is specified by an arrow) from the top part of a fuel nozzle and take it from a head of the block of cylinders.
	5. Remove sealing rings from a perepuskny pipe and the top part of a fuel nozzle.
6. Using an adapter and a stripper, take a fuel nozzle from the top part of a head of the block of cylinders and remove a sealing ring.

7. Establish a new sealing ring (the drawing at the left) on the lower part of a fuel nozzle and establish a fuel nozzle in a head of the block of cylinders, combining an adjusting pin with a groove of a head of the block of cylinders (are specified by shooters in the drawing on the right).
8. Establish a new sealing ring on the top part of a fuel nozzle.
9. Establish a new sealing ring in a flute of a cross pipe.

10. Establish a cross perepuskny pipe in a head of the block of cylinders and fix it by a new bolt. At first tighten a bolt by hand (the drawing at the left), then, using a wrench, tighten it on a corner 360 ° (the drawing on the right).
11. Connect the return pipe to a perepuskny pipe and establish the top section of a collector.
12. Install the camshaft and levers.
13. Start the engine and check tightness of fuel system.