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)
      Cover of a head of the block of cylinders - installation details
      Removal and installation of the inlet pipeline with the resonator (except the engine 104.990)
      Final collector (except the engine M 104.990) - installation details
      Removal and installation of a head of the block of cylinders
      Removal and installation of a cover of a chain of a drive of GRM
      GRM drive - the general information, service of components
      Asterisk of a cranked shaft - installation details
      Removal and installation of a regulator of a camshaft
      Removal and installation of camshafts
      Replacement of directing plugs of valves
      Replacement of saddles of valves
      Removal and installation of pistons
      Replacement of piston rings
      Check of a condition of rods
      Check of a condition of a cranked shaft
      Service of the block of cylinders
      Removal and installation of the pallet of a case of the engine
      The oil pump - installation details
      The sensor switch of level of oil - installation details, verifying data
   + 8-cylinder petrol engines (M119.970/981 and M119.971/981)
   + 12-cylinder petrol engines (M120.980/982)
   + 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



56822268



Removal and installation of a regulator of a camshaft

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


Camshaft regulator

1, 3, 15, 15a, 10 — Bolts
2, 12 — Rings
4 — Fittings
5, 21 — Fingers
6 — the Nut
7 — the Forward cover
8, 11 — Sealing rings
9 — the Adapter

13 — a camshaft Asterisk
14 — the Adjusting piston
16 — a regulator Flange
17 — the Spring
18 — Plunzher
19 — the Lock ring
20 — the Plug
22 — the Camshaft

Removal

 PERFORMANCE ORDER

1. Establish the piston of the first cylinder in VMT.
2. Remove the top cover.
3. Mark the provision of asterisks of camshafts concerning a chain of a drive of GRM.
4. Unscrew a bolt (3), holding fittings (4) (shooters). Remove fittings (4).
5. Unscrew a nut 6 and uncover with a ring (12).
6. Unscrew a camshaft asterisk.
7. Remove an asterisk (13) and the adjusting piston (14). Unscrew bolts (15) and (15a) and remove a flange (16) from an asterisk of an inlet camshaft.

Installation

 PERFORMANCE ORDER

1. Establish a flange (16) on a camshaft (22). Be convinced of correctness of installation of a finger 21.
2. Establish the piston (14) on a flange (16) in the provided situation, rotating it to the left. Lift a chain of a drive of GRM up.
3. Establish an asterisk of a camshaft (13) on the adjusting piston (14) in the provided situation, rotating it to the right; lift a chain of a drive of GRM before performance of it.
4. Establish a cover with a ring (12) and wrap a nut (6), but do not tighten completely.
5. Establish an asterisk on a final camshaft.
6. Establish a chain of a drive of GRM on both asterisks according to labels. Tighten a nut (6) on a regulator.
7. Establish fittings (4) on a plunzher (18). Tighten a bolt (3). The roller finger (shooter) in fittings (4) should be combined with a flat surface on a plunzher (18).


8. Establish a forward cover from above.