Mercedes S-Class W-140

1991-1999 of release

Repair and car operation

Mercedes S-Class
+ Mercedes-Benz Cars of a class S (W-140)
+ Operation manual
+ Routine maintenance
- Engine
   Compression check in engine cylinders
   Engine check by means of the vacuum gage
   Belt of a 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)
      Air purifier - 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 a retsirkulyatsiya of the fulfilled gases - installation details
      Pump of supply of air
      Removal and installation of the top forward covers
      Heads of the block of cylinders
      Removal and installation of a cover of a chain of a drive of GRM
      Replacement of a chain of a drive of GRM
      GRM drive - the general information, service of components
      Natyazhitel of a chain of a drive of GRM
      Camshaft regulator
      Removal and installation of camshafts
      Check of phases of a gazoraspredeleniye
      Check and adjustment of provision of camshafts
      Replacement of directing plugs of valves
      Measurement of diameters of cylinders
      Removal and installation of pistons
      Check of rods
      Removal and installation of a cranked shaft
      Removal and installation of the pallet of a case of the engine
      The sensor switch of level of oil - installation details
      The oil pump - a design and installation details
   + 6-cylinder diesel engines (OM603.971)
   + 6-cylinder diesel engines (OM606.961)
+ Systems of cooling, heating
+ Power supply system and release
+ engine Electric equipment
+ gear shifting Box
+ Avtomaticheckaya transmission
+ Coupling
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment

Check and adjustment of provision of camshafts

Verification of the provision of camshafts

PERFORMANCE ORDER

1. Establish the piston of the first cylinder.
2. The piston of the first cylinder is in situation VMT when cams of inlet and final camshafts of the right head of the block of cylinders do not press hydrojacks первогов position VMT of the cylinder.
3. Insert cores in diameter of 4 mm into openings of asterisks of camshafts (arrow) of the right and left heads of the block of cylinders. If cores do not pass in openings, it is necessary to make adjustment of provision of camshafts.

Adjustment of provision of camshafts

PERFORMANCE ORDER

1. Establish the piston of the first cylinder in situation 30 ° after VMT. 2. Remove a natyazhitel of a chain (see. Natyazhitel chains of a drive of GRM) undressed.
3. Unscrew an asterisk of the right final camshaft (5) and remove it. Remove the top right and left directing levers (4).
4. Turn a cranked shaft a key so that 4 mm of an opening on flanges of camshafts were combined. Lift a chain of a drive of GRM from asterisks. Check openings by means of cores (1).
5. Turn a cranked shaft back in the opposite direction in situation VMT.
6. Turn the left final camshaft (10) on a half-tooth in the rotation direction from control situation with the help of a key (25). 7. Establish a chain on an asterisk of a final camshaft (3) and rotate a final camshaft back, in control situation (the chain is tense).
8. Turn the left inlet camshaft (9) on a half-tooth in the rotation direction from control situation with the help of a key (25).
9. Turn a camshaft regulator by hand in the rotation direction in situation of «late opening». 10. Establish a chain on an asterisk of an inlet camshaft (13). 11. Establish directing lever (6).
12. Turn an inlet camshaft (9) back in the direction opposite to rotation in control situation (the chain is tense).
13. Turn the right inlet camshaft (9) on a half-tooth in the rotation direction from control situation with the help of a key (25). 14. Turn a camshaft regulator by hand in the rotation direction in situation of «late opening». 15. Establish directing lever (4). 16. Turn an inlet camshaft (9) back in the direction opposite to rotation in control situation (the chain is tense). 17. Establish an asterisk of a final camshaft (5) and tighten it.
18. Establish a natyazhitel of a chain of a drive of GRM. 19. Tighten bolts of fastening of an asterisk of a final camshaft. 20. 3 Check the control provision of camshafts.