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
   - 4.2. 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. Check of a compression
      4.2.7. Removal of air 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 speed 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 installation of the engine
         + 4.2.11.3. Dismantling, repair and assembly of the engine
         + 4.2.11.4. Lubrication 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 performed after removal of a head of the block of cylinders.


PERFORMANCE ORDER
1. To remove the pump of cooling liquid, a final collector, vortex combustion chambers and a thermoswitch of a control bulb of an overheat of the engine.
2. By means of the device 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, the external surfaces of the directing valves and the valve.

Prevention

It is impossible to use devices which can scratch the cleared details.


6. To clear and to carefully blow compressed air all details.
7. By means of a ruler to check planeness of the lower plane of a head of the block of cylinders: lengthways, across and on diagonal. In the course of check not to opirat a ruler on combustion chambers (can slightly act from a head of the block of cylinders).
8. In case of need to replace guides of valves (And – the amount of deepening of a guide of the valve) and to check the provision of guides after their installation.
9. After installation in a head of the block of cylinders to ream the internal diameter of the directing valves to the corresponding sizes. To grind in the valve by means of fine-grained paste for grinding in.
10. To carefully 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 deepening of valves of rather lower plane of a head of the block of cylinders.
14. To check a condition of the taken combustion chambers.
15. After installation of combustion chambers 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 lower plane of a head of the block of cylinders.
16. To collect a head of the block of cylinders, having performed operations in the return sequence in relation to described above.