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)
   + 8-cylinder petrol engines (M119.970/981 and M119.971/981)
   - 12-cylinder petrol engines (M120.980/982)
      Air purifier - 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 a retsirkulyatsiya of the fulfilled gases - installation details
      Pump of supply of air
      Removal and installation of the top forward covers
      Heads of the block of cylinders
      Removal and installation of a cover of a chain of a drive of GRM
      Replacement of a chain of a drive of GRM
      GRM drive - the general information, service of components
      Natyazhitel of a chain of a drive of GRM
      Camshaft regulator
      Removal and installation of camshafts
      Check of phases of a gazoraspredeleniye
      Check and adjustment of provision of camshafts
      Replacement of directing plugs of valves
      Measurement of diameters of cylinders
      Removal and installation of pistons
      Check of rods
      Removal and installation of a cranked shaft
      Removal and installation of the pallet of a case of the engine
      The sensor switch of level of oil - installation details
      The oil pump - a design and installation details
   + 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



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Natyazhitel of a chain of a drive of GRM

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


Details of installation of a natyazhitel of a chain of a drive of GRM

1 — the Stopper
5, 15 — Sealing rings
7 — the Finger
8 — the Spring
9 — the Spring ring
10 — the Persistent bolt
14 — the Case of a natyazhitel
18, 20 — Air lines
19 — the Air filter
21 — the Air pump


Design of a natyazhitel of a chain of a drive of GRM

1 — the Stopper
2, 11 — Balls
3, 12 — Press springs
4 — Directing a ball
5, 15 — Aluminium sealing rings
7 — the Finger
8 — the Persistent spring

9 — the Restrictive spring
10 — the Persistent bolt
13 — the Persistent detail
14 — the Case натяжитёля
16 — the Cover of a chain of a drive of GRM
17 — the Oil channel

Removal

 PERFORMANCE ORDER

1. Establish the piston of the first cylinder in situation 30 ° after VMT.
2. Weaken a stopper (1) approximately on one turn.
3. Turn on a natyazhitel assembled.
4. Remove a stopper (1) with a sealing ring (5). Unscrew a persistent bolt (10) together with a restrictive spring (9) in the persistent direction. Wipe all elements.

Installation

 PERFORMANCE ORDER

1. Screw the case of a natyazhitel (14) with a new sealing ring (15) and tighten it the moment of 50 Nanometers.
2. Fix a sealing ring (15) hermetic in the case of a natyazhitel (14) so that it was centered. Tighten the case of a natyazhitel the moment of 80 Nanometers.

3. Insert a persistent bolt (10) into the case of a natyazhitel together with restrictive (9) and press (8) springs and a finger (7).
4. Screw a stopper (1) in the case of a natyazhitel (14) with a new sealing ring (5) and tighten it the moment of 40 Nanometers.