Mercedes M-Class W163

since 1997 release

Repair and operation of the car



Mercedes W163
+ Mercedes-Benz cars of a class M (W163)
+ Governing bodies and methods of safe operation
+ Current leaving and service
- Engine
   Check of compression pressure in cylinders
   Check of the engine by means of the vacuum gage
   Replacement of a belt of the drive of auxiliary units and elements of the mechanism of its tension
   + Petrol models
   - Diesel models
      Removal and installation of the engine
      Removal and installation of covers of the GRM drive
      Replacement of a gas-distributing chain
      Removal and installation of components of the GRM drive
      Installation of basic position of camshafts
      Verification of the basic provision of a balancing shaft (only series 628 engines)
      Removal and installation of the GRM components
      Removal and installation of a head(s) of cylinders
      Removal and installation of an electric motor of shutdown of inlet port (series 612 engine)
      Removal and installation of a final collector
      Replacement of a forward epiploon of a bent shaft
      Removal and installation of a back face cover, replacement of a back epiploon of a bent shaft
      Removal and installation of a damper of tortional fluctuations / pulley of a driving belt
      Removal and installation of a flywheel / driving disk
      Removal and installation of support of a suspension bracket of the power unit
      Service of the lubrication system
+ Cooling systems, heating and air conditioner
+ A power supply system and production of the fulfilled gases
+ Systems of electric equipment of the engine
+ Manual box of gear shifting
+ Automatic transmission
+ Transmission line
+ Brake and auxiliary systems
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment



Verification of the basic provision of a balancing shaft (only series 628 engines)

Verification of the basic provision of a balancing shaft of the engine of a series 628

1 — the Gear wheel of the inlet camshaft
2 — the Gear wheel of the final camshaft
3 — the Cover
3a — Nizhny Novgorod a bolt

3b — the Top bolt
5 — Pruzhina
7 — the Asterisk of a balancing shaft
9 — Adjusting tags

Verification of the basic provision of a balancing shaft of the engine of a series 628

5 — Pruzhina
6 — Marking

7 — the Asterisk of a balancing shaft


 PERFORMANCE ORDER

  1. Illustrative material on verification of the basic provision of a balancing shaft on engines of a series 628 is presented on illustrations to which all references which are found in the text belong.
  2. Uncover heads of cylinders.
  3. Remove assembly of the electric fan of the cooling system (see the Head of the Cooling system, heating and the air conditioner).
  4. Turn out the lower bolt (3a) of a cover (3), - for the purpose of ensuring access to a bolt turn a bent shaft in the normal direction.
  5. Bring the piston of the first cylinder into the provision of VMT.
  6. Turn out the top bolt (3b) and uncover (3).
  7. Remove the centrifuge.
  8. Make sure that the natyazhitel (9) provides the required effort of a tension of a gas-distributing chain.
  9. Establish a cover (3) on a case and fix it by the top bolt (3b).
  10. Turn a bent shaft on two whole revolutions in the normal direction, again having brought the piston of the first cylinder into the provision of VMT.
  11. Again uncover (3).
  12. Make sure of correctness of basic installation of camshafts (see the Section Installation of Basic Position of Camshafts).
  13. Check correctness of basic installation of a balancing shaft which spring (5) has to hold the position shown in a picture, and marking (6) on an asterisk (7) to be slightly displaced concerning situation "for 12 hours".
  14. Working as it should be, the return to a dismantle order, install the being removed components on the places.