Ford Sierra

1982-1993 of release

Repair and car operation



Ford Siyerra
+ 1.2. Car identification
+ 2. Maintenance
+ 3. General data
- 4. Engines
   + 4.1. Petrol engines
   - 4.2. Diesel engine
      + 4.2.1. Technical characteristics
      4.2.2. Check and adjustment of gaps of valves
      + 4.2.3. Fuel system
      + 4.2.4. Nozzles
      4.2.5. Glow plugs
      4.2.6. Compression check
      4.2.7. Air removal from fuel system
      4.2.8. Fuel filter
      4.2.9. Fuel pump, installation of the beginning of injection of fuel
      4.2.10. Adjustment of number of turns of idling
      - 4.2.11. The repair which is not demanding removal of the engine
         - 4.2.11.1. Head of the block of cylinders
            4.2.11.1.1. Removal and installation
            4.2.11.1.2. Check and repair
         4.2.11.2. Removal and engine installation
         + 4.2.11.3. Dismantling, repair and engine assembly
         + 4.2.11.4. Greasing system
         + 4.2.11.5. Cooling system
+ 5. Coupling
+ 6. Transmissions
+ 7. Driveshaft and back bridge
+ 8. Steering
+ 9. Suspension brackets
+ 10. Brake system
+ 11. Body
+ 12. Electric equipment





4.2.11.1.2. Check and repair

GENERAL INFORMATION

Prevention

These procedures are carried out after removal of a head of the block of cylinders.


PERFORMANCE ORDER
1. To remove the pump of cooling liquid, a final collector, vortical chambers of combustion and a thermoswitch of a control bulb of an overheat of the engine.
2. By means of the adaptation for compression of springs of valves to remove crackers of fastening of the top persistent plates of springs and to remove springs of valves.
3. To take the valve and to designate, in what cylinder it and worked.
4. To wash up in gasoline or diesel fuel of a spring of valves, paying attention to damaging their sheeting.
5. By means of a soft wire brush carefully to clear final channels in a head of the block of cylinders, external surfaces of directing valves and the valve.

Prevention

It is impossible to use adaptations which can scratch cleared details.


6. To clear and carefully to blow the compressed air all details.
7. By means of a ruler to check planeness of the bottom plane of a head of the block of cylinders: lengthways, across and on a diagonal. In the course of check not опирать a ruler on combustion chambers (can slightly act from a head of the block of cylinders).
8. In case of need to replace directing valves (And – the size of a zaglubleniye directing the valve) and to check situation directing after their installation.
9. After installation in a head of the block of cylinders рассверлить till the corresponding sizes internal diameter of directing valves. To grind in the valve by means of fine-grained paste for grinding in.
10. Carefully to wash up a head of the block of cylinders and the valve for removal of particles of paste.
11. To check a condition of working surfaces of nests of valves.
12. To check a prileganiye of valves to nests, turning the valve on 1/8 turns at their easy pressing to a nest.
13. To measure a zaglubleniye of valves of rather bottom plane of a head of the block of cylinders.
14. To check a condition of the taken chambers of combustion.
15. After installation of chambers of combustion in a head of the block of cylinders by means of the indicator of hour type to check their vystupaniye (0–0,03 mm) from the bottom plane of a head of the block of cylinders.
16. To collect a head of the block of cylinders, having executed actions in return sequence in relation to described above.