Mercedes of the S-class W202

1993-2000 of release

Repair and operation of the car

Mercedes W202
+ 1.2. General information
+ 2. Maintenance
+ 3. Engines
+ 4. Lubrication system
+ 5. Cooling system
+ 6. Heating, ventilation
+ 7. System of ignition
- 8. Fuel system
   - 8.1.1. Introduction
      8.1.2. Fuel tank
      8.1.3. Fuel level sensor
      8.1.4. Fuel pump
      8.1.5. Fuel filter
      8.1.6. Air filter
      8.1.7. Cross pipe of the air filter
      8.1.8. Inlet gas pipeline
      8.1.9. Cable gas / lever of a butterfly valve (DB)
      8.1.10. Cable of management of gas (DB)
      8.1.11. Contour of fuel of the diesel engine
      8.1.12. Prestarting heating of diesel fuel
      8.1.13. Fuel thermostat
      8.1.14. Hydrovalve case
      8.1.15. Cable gas / lever of a butterfly valve (DD)
      8.1.16. Cable of management of gas (DD)
   + 8.2. System of injection of petrol engines
   + 8.3. System of injection and power supply of diesel engines
   + 8.4. System of production of exhaust gases
+ 9. Transmission
+ 10. Running gear
+ 11. Steering
+ 12. Brake system
+ 13. Body
+ 14. Electric equipment
+ 14.2. Electrical circuitries

8.1.14. Hydrovalve case

GENERAL INFORMATION

Below the working procedures on the diesel engine are stated.

Removal

PERFORMANCE ORDER

1. Weaken on an air hose a collar (90/1).

2. Remove a vacuum hose (100a) from the membrane mechanism of a vacuum advancing of ignition of the hydrovalve (100).

3. Unhook connecting draft (200) on the hydrovalve.

4. Unscrew two bolts (60/2) and displace the valve of system of recirculation of exhaust gases (60) aside.

5. Unscrew three bolts (105/1).

6. Extend the hydrovalve case (105a) from a cross pipe of the air filter.

Installation

PERFORMANCE ORDER

1. Check a sealing ring of a round profile for damage, if necessary replace it.

2. Push in a cross pipe of the air filter the hydrovalve case together with sealing rings of a round profile. For this purpose weaken bolts of the holder of a cross pipe of the air filter and then again tighten.

3. Screw the hydrovalve case.

4. Screw the valve of system of recirculation of exhaust gases.

5. Hang connecting draft on the hydrovalve.

6. Spread a vacuum hose.

7. Spread an air hose and record it a collar.