Ford Sierra

1982-1993 of release

Repair and operation of the car



Ford Siyerra
+ 1.2. Identification of the car
+ 2. Maintenance
+ 3. General data
- 4. Engines
   - 4.1. Petrol engines
      + 4.1.1. Technical characteristics
      4.1.2. Adjustment of gaps of valves
      + 4.1.3. System of ignition
      + 4.1.4. Fuel system
      + 4.1.5. The repair which is not demanding removal of the engine
      4.1.6. Removal and installation of the engine
      4.1.7. Dismantling of the engine
      4.1.8. Identification of the interacting parts
      4.1.9. Assembly of the engine
      4.1.10. Replacement of pistons
      4.1.11. Removal and installation of an intermediate shaft
      4.1.12. System of gas distribution
      4.1.13. Lubrication system
      + 4.1.14. Cooling system
      4.1.15. Suspension bracket of the power unit
      4.1.16. System of production of the fulfilled gases
   + 4.2. Diesel engine
+ 5. Coupling
+ 6. Transmissions
+ 7. Driveshaft and back bridge
+ 8. Steering
+ 9. Suspension brackets
+ 10. Brake system
+ 11. Body
+ 12. Electric equipment





4.1.2. Adjustment of gaps of valves

GENERAL INFORMATION

Order of tightening of bolts of a cover of a head of the block of cylinders

Check of gaps of valves

1 – lock-nut,

2 – adjusting bolt,

3 – spring,

4 – cam,

5 – pusher (lever),

6 – plate,

7 – valve,

8 – valve spring

Adjustment of gaps of valves

1 – cam,

2 – pusher (valve lever),

3 – adjusting bolt,

4 – lock-nut

PERFORMANCE ORDER
1. To remove the air filter and to disconnect wires of high voltage from the distributor of ignition and spark plugs.
2. To uncover a head of the block of cylinders, having unscrewed ten bolts of its fastening (as it should be the return to shown (see rice. Order of tightening of bolts of a cover of a head of the block of cylinders).
3. To unscrew spark plugs for simplification of a provorachivaniye of a bent shaft of the engine.
4. To turn a bent shaft (in the direction of its working rotation) before installation of a cam of the checked valve up.
5. By means of the probe to check a gap between a pusher and a cam of this valve (see rice. Adjustment of gaps of valves). The gap measured in a cold condition of the engine between a core of the valve and its pusher has to make 0,020 mm for the inlet valve and 0,25 mm for final.
6. In case of need it is necessary to adjust a valve gap, as appropriate turning a bolt of adjustment of a gap 3 (see rice. Adjustment of gaps of valves).
7. To tighten the corresponding moments (see subsection 4.1.1.9) ten bolts of fastening of a cover of a head of the block of cylinders in the order shown on rice. Check of gaps of valves.
8. To screw up new spark plugs.
9. To connect wires of high voltage to the distributor of ignition and spark plugs.
10. To install the air filter.