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)
      Covers of heads of the block of cylinders - installation details
      Removal and installation of the inlet pipeline
      Removal and installation of a final collector
      Removal and installation of heads of the block of cylinders
      Removal and installation of covers of a chain of the GRM drive
      Replacement of a chain of the GRM drive
      Check of phases of gas distribution
      The GRM drive - the general information, service of components
      Removal and installation of the regulator of phases of gas distribution
      Removal and installation of camshafts
      Check and adjustment of control position of camshafts
      Removal and installation of valves
      Replacement of the directing plugs of valves
      Replacement of rings of saddles of valves
      Removal and installation of pistons
      Designation and sizes of pistons
      Check of a condition of rods
      Check of a condition of a bent shaft
   + 12-cylinder petrol engines (M120.980/982)
   + 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






Removal and installation of covers of a chain of the GRM drive

Removal

Details of installation of a cover of a chain of the GRM drive (1 of 3), reduction of the engine in situation 45 ° before VMT of the piston of the first cylinder (shooter)

1, 1a, 2 — Bolts
01 — Cores
4 — the Arm
6 — Natyazhitel of a GRM drive chain
11 — the Steering pump

31, 34 — Asterisks final
camshafts
32, 33 — Regulators of camshafts
30, 30a — Covers


Details of installation of a cover of a chain of the GRM drive (2 of 3)

a, b, d, with — Bolts
01 — Cores
02 — the Stripper
03 — the Carving insert
3 — the Water pump
14 — the Cover of a forward epiploon cranked a shaft

15 — the Epiploon of a bent shaft
35 — the Stopper
36 — the Epiploon
37 — the Finger of the tension lever
33 — the Tension lever


 PERFORMANCE ORDER

1. Bring the engine into situation 45 ° before VMT of the piston of the first cylinder.
2. Block camshafts by means of cores (01).
3. On the left head of the block of cylinders turn out bolts (1), (1a) and (2). Fix sideways a basic plate with the pump amplifiers of steering (11) and the attached tubes.
4. Remove forward covers (30) and (30a).
5. Mark the mutual provision of asterisks (31), (32), (33) and (34) camshafts and a chain of the GRM drive (arrow).
6. Remove a natyazhitel (6) chains of the GRM drive.
7. Remove regulators of camshafts (32), (33) and an asterisk of final camshafts (31) and (34).
8. Remove a pulley of a bent shaft.
9. Turn off bolts of fastening of the pallet and lower it.
10. Remove the pump of the cooling system (3).
11. Turn off a stopper (35) with a sealing ring (36).
12. Remove by means of a stripper (02) and a carving insert (03) a finger (37) of the tension lever of a chain of the GRM drive.
13. Remove the tension lever (38).
14. Turn off bolts (a), (b), (d) and (e) of fastening of a cover of a chain of the GRM drive.
15. Remove a forward epiploon of a bent shaft (15).
16. Remove the oil pump (25).
17. Turn off bolts (f), (g) and (h) of fastening of a cover of a chain of the GRM (9) drive.
18. Uncover a chain of the GRM (9) drive.


Details of installation of a cover of a chain of the GRM drive (3 of 3), shooters are shown places of putting motive oil

f, g, h — Bolts
9 — a GRM drive chain Cover
23, 24 — Sealing rings

25 — the Oil pump
26 — the Chain of the drive of the oil pump
27 — the Asterisk of a bent shaft
29, 29a — Plugs

Installation

Installation is made as it should be, the return to removal. Wipe sealing surfaces and grease them with sealant 002 989 47 20 10. Replace sealing rings (23) and (24), oil motive laying. Replace a forward epiploon of a bent shaft.