Opel Omega

since 1993-1999 of release

Repair and car operation



Opel Omega
+ 1. Maintenance instruction
- 2. Maintenance
   - 2.1. Cars with petrol engines
      2.1.1. Technical characteristics
      2.1.2. Current maintenance
      + 2.1.3. Through 8000 km of run or each 6 months
      + 2.1.4. Through 16 000 km of run or each 12 months
      + 2.1.5. Through 32 000 km of run or each 2 years
      - 2.1.6. Through 64 000 km of run or each 4 years
         2.1.6.1. Spark plugs
         2.1.6.2. Fuel filter
         2.1.6.3. Gas-distributing belt
      + 2.1.7. Through 112 000 km of run or each 7 years
      + 2.1.8. Each 2 years irrespective of run
   + 2.2. Cars with diesel engines
+ 3. Repair of engines
+ 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


2.1.6. Through 64 000 km of run or each 4 years

2.1.6.1. Spark plugs

GENERAL INFORMATION

The correct work of spark plugs is very important for effective operation of the engine.

Replacement

PERFORMANCE ORDER
1. Turn off fixing screws and remove a casing from a cover of the klapanny mechanism. Disconnect ropes and the hoses disturbing to access to spark plugs.
2. Mark wires of a high voltage and disconnect them, using the special tool (is specified by an arrow) if it is necessary.
3. Clear area round spark plugs and unscrew candles.
4. The condition of spark plugs can give valuable information on an engine condition.
5. If the candle tip pure and white, without deposits, means, the fuel mix is too poor.
6. If the tip of a candle is covered with black deposits, means, the fuel mix is too saturated.
7. If the tip of a candle is covered with light brown or gray deposits, means, the fuel mix is adjusted correctly and the engine, most likely, in a good condition.
8. The spark gap of multielectrode spark plugs is not subject to adjustment.
9. Measure a spark gap of a candle by means of a set щупов (drawing on the right) or the special tool (drawing at the left).
10. Adjust a spark gap, having turned in a tip.
11. Establish spark plugs into place. For simplification of installation of spark plugs put on a short piece of a tube a candle. It will represent itself as the universal hinge and will not allow to damage a carving.
12. Tighten spark plugs till the demanded moment of an inhaling and connect wires. Establish into place a casing.