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







Removal and installation of the pallet of a case of the engine

Details of installation of the pallet of a case of the engine

Removal

 PERFORMANCE ORDER

1. Take off a generator drive belt.
2. Remove the air filter with the measuring instrument of an air stream
3. Disconnect a negative wire from the battery.
4. Remove the lower protective guard of the engine.
5. Merge motive oil.
6. Disconnect the conducting socket from the oil pressure sensor on an oil distribution (18).
7. Unscrew the AT (17) pipelines from the pallet (20).
8. Unscrew pipelines of admixture of air in an exhaust (15) in the lower part of the pallet (18) and the left and right arms of the engine.
9. Turn off an oil distribution (18).
10. Disconnect the socket (2) from the sensor of level of oil (S43) in the pallet (20).
11. Turn off bolts (14) of fastening of the pallet.
12. Remove the forward stabilizer of cross stability.
13. Remove forward springs (21).
14. Unscrew the shock-absorber (27) from below.
15. Turn off both lower forward support of the engine (09) from forward arms (28).
16. Install the elevator (060) of the engine.
17. Tighten lifting eyes of the engine in front and behind.
18. Turn off the directing pipe of the index of level of oil (3) from a cover of a head of the block of cylinders.
19. Turn off a guard (26) of the hinge of a steering shaft (25) and fix it sideways.
20. Disconnect the hinge of a steering shaft (25).
21. Lift the engine by means of a jack (070).
22. Remove back covers of bolts (22).
23. Turn off bolts (22) lobbies of a support (28).
24. Lower a forward part of the engine (28) until is possible to remove the pallet.
25. Remove the generator (13).
26. Unscrew the AT (16) pipelines and (17), remove the oil heater (11), the conditioner compressor from the pallet.
27. Turn off the directing pipe of the probe of measurement of level of oil (3) from the pallet.
28. Turn off bolts of fastening of the pallet.
29. Lower the pallet (20) and remove it, having moved forward.
30. Replace laying (21).

Installation

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

Order of tightening and weakening of bolts of fastening of the pallet of the engine.

1 — M6x22 Bolts
2 — M6x50 Bolt
3 — M6x85 Bolts
4 — M8x40 Bolts
5 — M10x40 Boats