Mercedes S-Class W-140

1991-1999 of release

Repair and operation of the car



Mercedes S-Class
+ Mercedes-Benz cars of the class S (W-140)
+ Operation manual
+ Routine maintenance
- Engine
   Check of a compression in engine cylinders
   Check of the engine by means of the vacuum gage
   Belt of the streaming drive of auxiliary units
   + 6-cylinder petrol engines (M104.944 and M104.990/994)
   + 8-cylinder petrol engines (M119.970/981 and M119.971/981)
   - 12-cylinder petrol engines (M120.980/982)
      The air cleaner - installation details
      Covers of heads of the block of cylinders
      Removal and installation of the inlet pipeline
      Removal and installation of a final collector
      The valve of recirculation of the fulfilled gases - installation details
      Air supply pump
      Removal and installation of the top forward covers
      Heads of the block of cylinders
      Removal and installation of a cover of a chain of the GRM drive
      Replacement of a chain of the GRM drive
      The GRM drive - the general information, service of components
      Natyazhitel of a GRM drive chain
      Camshaft regulator
      Removal and installation of camshafts
      Check of phases of gas distribution
      Check and adjustment of position of camshafts
      Replacement of the directing plugs of valves
      Measurement of diameters of cylinders
      Removal and installation of pistons
      Check of rods
      Removal and installation of a bent shaft
      Removal and installation of the pallet of a case of the engine
      The oil level sensor switch - installation details
      The oil pump - a design and details of installation
   + 6-cylinder diesel engines (OM603.971)
   + 6-cylinder diesel engines (OM606.961)
+ Cooling systems, heating
+ Power supply system and release
+ Engine electric equipment
+ Gear shifting box
+ Automatic transmission
+ Coupling
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment






Covers of heads of the block of cylinders

Removal

Details of installation of a cover of a head of the block of cylinders


 PERFORMANCE ORDER

1. Remove the inlet pipeline.
2. Remove the fan coupling.
3. Uncover (14), (15) and (16) the distributor (6).
4. Disconnect tips (2) spark plugs.
5. Turn off a niche (3) under spark plugs from covers of heads of the block of cylinders.
6. Unscrew the distributor (6) and a clamp (6a) at the left.
7. Remove the sensor of position of the camshaft.
8. Remove a niche (3) with the distributor (6) and tips of spark plugs.
9. Remove ignition coils.
10. Disconnect tubes of ventilation of a case from clamps on covers of heads of the block of cylinders.
11. Turn off the directing pipe (7) of the index of level of oil from the right cover of a head of the block of cylinders.
12. Turn off bolts (9) with laying (10) or sealants (10).
13. Uncover heads of the block of cylinders (4) and (5) together with laying (11) and (12) and sealants 13.

Installation

Installation is made as it should be, the return to removal.












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