Opel Vectra B

since 1995 of release

Repair and car operation



Vektr B. Opel
+ 1.1. Governing bodies and control devices
+ 2. Maintenance
+ 3. Engines
+ 4. Heating, ventilation
- 5. Fuel system
   + 5.1. Fuel system of petrol engines
   - 5.2. Fuel systems of the diesel engine
      5.2.1. Introduction
      5.2.2. Technical characteristics
      5.2.3. Air filter and air inlet channels
      5.2.4. Accelerator pedal
      5.2.5. Filling and pumping of fuel system
      5.2.6. Fuel level sensor
      5.2.7. Fuel tank
      5.2.8. Check and adjustment of the maximum turns
      5.2.9. Start of the cold engine
      + 5.2.10. Electric knots of system of injection
      5.2.11. Fuel pump of a high pressure
      5.2.12. Check of the moment of injection of fuel
      5.2.13. Adjustment of the moment of injection of fuel
      5.2.14. Fuel nozzles
      5.2.15. Turbonagnetatel
      5.2.16. Heat exchanger
      5.2.17. Inlet collector
      5.2.18. Final collector
+ 6. Systems of start, ignition
+ 7. Transmission
+ 8. Brake system
+ 9. Running gear
+ 10. Body
+ 11. Electric equipment
+ 12. Main malfunctions





5.2.14. Fuel nozzles

GENERAL INFORMATION

Prevention

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


Removal and installation

ENGINES OF 1,7 L

Arrangement of details of a fuel nozzle

And – the high-temperature plug
In – a heatisolating washer
With – a sealing ring

PERFORMANCE ORDER
1. For access to fuel nozzles remove an inlet collector.
2. Remove pipelines of supply of fuel from the fuel pump to fuel nozzles.
3. Unscrew nuts from the top part of fuel nozzles and remove a pipe of return of fuel.
4. Unscrew fuel nozzles and remove them from a head of the block of cylinders.
5. Take from a nest of a fuel nozzle the sealing ring, heatisolating washer and the high-temperature plug.
6. Check of fuel nozzles is necessary for making at service station with use of the special equipment.
7. Establish the new high-temperature plug in a nest of a fuel nozzle.
8. Establish a new heatisolating washer in a nest of a fuel nozzle.
9. Establish a sealing ring in a nest of a fuel nozzle.
10. Establish in a head of the block of cylinders fuel nozzles and tighten them the demanded moment. If the fuel nozzle is correctly fixed, the label on the nozzle case (the bottom arrow) should be combined with inflow on a head of the block of cylinders (the top arrow).
11. Establish on fuel nozzles a pipe of return of fuel with new washers and fix nuts, having tightened them the demanded moment.
12. Establish pipes of supply of fuel from the fuel pump to fuel nozzles.
13. Establish an inlet collector.
14. Start the engine and check tightness of fuel system.

ENGINES OF 2,0 L

PERFORMANCE ORDER
1. Remove the top section of a final collector.
2. Remove a camshaft and levers.
3. Disconnect a pipe of return of fuel from a perepuskny pipe.
4. Unscrew a bolt (it is specified by an arrow), release a perepuskny pipe 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 on the lower part of a fuel nozzle.
8. Establish a fuel nozzle in a head of the block of cylinders, combining an adjusting pin (the top arrow) with a groove of a head of the block of cylinders (the bottom arrow).
9. Establish a new sealing ring on the top part of a fuel nozzle.
10. Establish a new sealing ring in a flute of a cross-section pipe. Establish a cross-section perepuskny pipe in a head of the block of cylinders and fix it a new bolt.
11. At first tighten a bolt by hand.
12. Then, using a wrench, tighten a bolt on a corner 360 °.
13. Connect a return pipe to a perepuskny pipe and establish the top section of a collector.
14. Establish a camshaft and levers.
15. Start the engine and check tightness of fuel system.