Mercedes S-Class W-140

In 1991-1999 editions

Repair and enterprise of the car


Mercedes S-Class
+ Mercedes Benz cars of the class S (W-140)
+ operation manual
+ Routine maintenance
- Motor
   Check of compression in the motor cylinder
   Check of the motor by means of vacuum meter
   Serpantinnogo belt of an incentive of auxiliary devices
   + 6-cylinder petrol engines (M104.944 and M104.990/994)
   - 8-cylinder petrol engines (M119.970/981 and M119.971/981)
      Covers of the heads of the block of cylinders - a device detail
      Removal and device of the pipeline of access
      Removal and device of a final collector
      Removal and device of the heads of the block of cylinders
      Removal and kryschek device of a chain of an incentive of GRM
      Compensation of a chain of an incentive of GRM
      Check of phases of management of gas exchange
      GRM incentive - the general information, service of components
      Removal and device of the regulator of phases of management of gas exchange
      Removal and device of waves of curves
      Check and regulation of control provision of waves of curves
      Removal and device of gates
      Compensation judging banks of gates
      Compensation of rings of Sättel of gates
      Removal and device of pistons
      Name and volumes of pistons
      Check of a condition of poles of an instinct
      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
+ systems of power supply and edition
+ electric equipment of the motor
+ gear shifting boxes
+ Awtomatitscheckaja transmission
+ connection
+ brake system
+ Aufhängung and management
+ body
+ electric onboard equipment


Removal and device of the heads of the block of cylinders

Removal

Order of a delay of bolts of strengthening of the head of the block of cylinders


 EXECUTION ORDER

1. Lift a cowl of the engine and establish it vertically.
2. Exclude the negative line of the battery.
3. Pull together the cooled liquid.
4. Accept a generator incentive belt.
5. On the left head of the block of cylinders: prevent bolts. Exclude a basic disk together with the pump of the amplifier of management (11) with natjaschnogo of the device and strengthen along with it aside with the connected listeners.
6. On the right head of the block of cylinders: prevent the generator from the carrier and strengthen it along with it with the connected lines.
7. Be lowered covers of the heads of the block of cylinders.
8. Accept a forward cover of GRM.
9. Bring the motor into situation 45 ° in front of the WMT piston of the first cylinder.
10. Designate mutual position of starlets of waves of curves and a chain of an incentive of GRM.
11. Be lowered by GRM incentive chain natjaschitel.
12. Accept the top judging levers.
13. Prevent starlets of final waves of curves and regulators of waves of curves before removal.
14. Accept the access pipeline.
15. On the left head of the block of cylinders: exclude cutting of the cooling system in thinking out the heads of the block of cylinders.
16. On the right head of the block of cylinders: prevent the judging pipe of the list of level of AT liquid.
17. Prevent system of the edition from final collectors.
18. Exclude system of the edition of the carrier on AT.
19. On the right head of the block of cylinders: prevent the line below on the right.
20. Before removal of the head of the block of cylinders you delay bolts glasses (a), (b), (c), (d), (e), (f outside).
21. Otpuskanije of bolts of strengthening of the head is made by means of an insert of the screw-driver (1) as it should be down is shown on an illustration.
22. Establish Hebehenkel on the head of the block of cylinders before removal. For this purpose you prevent the second and fourth cover of camps of a wave of curves on the right and left heads, establish Henkel with the judging banks.
23. Connect in Hebehenkel Takelkette, raise the heads of the block of cylinders and accept them from the motor.
24. Check the contact surfaces of the heads of the block of cylinders.
25. Replace transferrings of the heads of the block of cylinders. Check bolts of strengthening and if it is necessary you you replace them.

Removal of the right head of the block of cylinders

13 — the head of the block of cylinders
15a, 15b — bolts with glasses
17 — Hebehenkel

18 — covers of camps of waves of curves
18a, 18f, 18 with — the Guide of bank


Removal of the left head of the block of cylinders

15a, 15d, 15e — bolts with glasses
17 — Hebehenkel

18 — a cover of the camp of a wave of curves
18a, 18f — the Guide of bank

Device

The device will be as it should be, made down removals. Tighten bolts with from glasses of the moment of 25 Nanometers once if the pipeline of access is already defined. The order of a delay of bolts of strengthening of the head of the block of cylinders is shown on an illustration.