Mercedes S-Class W-140

In 1991-1999 editions

Repair and enterprise of the car



Mercedes S-Class
+ Mercedes Benz cars of the class S (W-140)
+ operation manual
+ Routine maintenance
+ motor
+ Cooling systems, heating
- Systems of power supply and edition
   - System of power supply and an injection of the combustible petrol engine - the general information
      Precautionary measures and rules of attention of purity in operating time with system of fuel
      Dropping pressure in system of the combustible petrol engine
      Check and regulation of number of changes of not aggravated movement / moment of ignition / concentration With
   + system of an injection of the combustible diesel engine - the general information
   + tax system injection of fuel and ignition of HFM-SFI (6-cylinder petrol engines)
   + tax systems LH-SFI and ME-SFI motor (8-cylinder petrol engines)
   + tax systems injection of fuel and ignition of ME-SFI and LH-SFI (12-cylinder petrol engines)
   + tax system fuel injection (diesel engines of the OM603.971 series)
   + tax system fuel injection (diesel engines of the OM606.961 series)
   + system of a turbo charging - the general information
   Systems of immersion of toxicity of the edition - the general information
   System of the edition of the working gases - the general information
   Catalytic reformer (petrol models)
+ electric equipment of the motor
+ gear shifting boxes
+ Awtomatitscheckaja transmission
+ connection
+ brake system
+ Aufhängung and management
+ body
+ electric onboard equipment



Precautionary measures and rules of attention of purity in operating time with system of fuel

In operating time with system of fuel it is necessary to pay attention to the following precautionary measures and purity:

  • Do not use naked flame near a workplace, you smoke you stop some strongly warmed up objects. There is a danger of accident! They consider is ready the fire extinguisher;
  • They follow normal ventilation of a workplace. Vapors of fuel are poisonous;
  • The system of fuel is under pressure. When opening system fuel can escape under pressure. Collect rag fuel. Use goggles;
  • In operating time with components of system of power supply of the diesel engine you pay attention to special precautionary measures. In a special step it behaves to nozzles. Think that fuel pressure at an exit forms of nozzles along with 1100 atmospheres. Do not allow a meeting of any parts of a body under a fuel beam;
  • schlangowyje of association collect the strength by means of volume or Klemmkummete. Klemmkummete needs to be replaced by all means with collars of a tape or collars of the last design. For the device of collars of a tape there is a special application, for example, of HAZET 796-5;
  • You carefully clean association and the places adjoining it before opening;
  • You put the accepted details on a pure forage and close you. Use for this purpose polyethylene or paper. Do not use for this worsjaschtschujussja of the old ragamuffin;
  • Carefully you close open details or you put technological blind locks if repair certain time continues;
  • Establish into place only pure details. You take out spare parts from packing only just before the device. Use details, it is not put (for example, kept in a toolbox did not remain);
  • At open system of fuel whenever possible you do not work with compressed air. At the same time whenever possible you do not translate the car;
  • Do not use containing germetikow silicone. The silicone elements getting to the motor in the motor do not burn down and damage an oxygen sensor.
  • Precautionary measures at removal of the tank:

  • Before removal of the tank you pull together from it fuel or you extort fuel specially provided for this purpose the pump;
  • The tank is accepted by the lower party of the car. Before switching off of collars of strengthening of the tank you bring to it below the elevator and a forage;
  • The empty tank can взрывчат be not realized by such look. Before application the tank has to be cut on a part. They follow that at the same time it did not arise sparks. For this purpose you give the tank on the allocated enterprise;
  • After the tank device into place you start the motor and you check density of all associations.