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)
   - 6-cylinder diesel engines (OM603.971)
      The air cleaner - installation details
      Replacement of a belt of the drive of the generator
      Removal and installation of a natyazhitel of a belt of the drive of the generator
      Final collector - installation details
      GRM drive chain cover
      Camshaft
      Removal and installation of a head of the block of cylinders
      Verification of the control provision of the camshaft
      Replacement of a chain of the GRM drive
      The GRM drive - the general information, service of components
      Natyazhitel of a GRM drive chain - an installation detail
      Removal and installation of pistons
      Check of a state and replacement of rods
      Measurement of diameters of cylinders
      Removal and installation of sleeves of cylinders
      Check of a condition of a bent shaft
      Removal and installation of an asterisk of a bent shaft
      Removal and installation of the pallet of a case of the engine
      The oil level sensor switch - installation details
      Replacement of a chain of the drive of the oil pump
      Removal and installation of the oil pump
      Removal and installation of the case of an oil filter
   + 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


79c5991e

Replacement of a chain of the GRM drive

See also Section GRM Drive - the general information, service of components

Replacement of a chain of the GRM drive

1 — Natyazhitel of a GRM drive chain
2 — the Old chain
3 — the New chain
4 — the Connecting link


 PERFORMANCE ORDER

1. Remove a natyazhitel of a chain of the GRM (1) drive.
2. Remove the fan coupling.
3. Uncover a head of the block of cylinders.
4. Attach a clamp (01) on a head of the block of cylinders bolts.
5. Cover the chain case from above with pure fabric.
6. Screw a persistent spindle (02) together and a persistent finger (02a) in a press (03).
7. Establish a press (03) on a GRM drive chain.
8. Roll a persistent spindle (02) until the persistent finger does not leave from the opposite side of a connecting link.
9. Vypressuyte a persistent finger (02a) from a chain by a vvorachivaniye of a persistent spindle.
10. Turn off a persistent spindle (02) and remove a press (03).
11. Take a finger (1) from a press (03).
12. Attach a new chain (5) to old appreciate (4) by means of a connecting link (04) and fix them.
13. Rotate a bent shaft in the direction of rotation and stretch a new chain (5).
14. Remove a connecting link (04) and remove an old chain (4).
15. Insert the central plate (2) into a chain and record it by means of a link (05).
16. Insert an insert (F5) and (D9) into a press (06).
17. Insert a connecting link (3) into a new chain.
18. Establish a press on a chain. Rotate a spindle and press a connecting link (3) against the stop.
19. Remove a press.  
20. Establish an insert (D8) and (F1) in a press (06).
21. Establish an external plate in a press (magnetic fixing).
22. Press an external plate.
23. Turn an insert (D8).
24. Press fingers of a connecting link individually.
25. Check a press fitting (arrows) and if it is necessary, make it once again.