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
- Cooling systems, heating and air conditioner
   - Engine cooling system
      Antifreeze - a security measure from freezing
      Replacement of cooling liquid - general comments
      Replacement of hoses of the cooling system
      Check of the thermostat
      Removal and installation of the thermostat
      Removal and installation of a radiator of the cooling system
      Removal and installation of assembly of the fan of the cooling system
      Removal and installation of the water pump
   + Systems of ventilation, heating and air conditioning
+ 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



Removal and installation of the water pump

Petrol models

M111

Details of installation of the water pump of the engine of a series 111


 PERFORMANCE ORDER

  1. Details of installation of the water pump of the engine of a series 111 are shown on an illustration to which all references which are found in the text belong.
  2. Remove assembly of the fan of the cooling system with the viscous coupling (see the Section Removal and installation of assembly of the fan of the cooling system).
  3. Empty the cooling system (see the Head of the Power supply system and production of the fulfilled gases).
  4. Disconnect hoses of a cooling path (11, 12 and 13).
  5. Release the bolts combined, equipped with washers (33a) of fastening of a pulley (33) of a driving belt.
  6. Take off a belt of the drive of auxiliary units (2)
  7. Remove a pulley (33).
  8. Turn out fixing bolts and remove assembly of the water pump (34) from the engine.
  9. Carefully smooth out the interfaced surfaces and prepare new sealing laying (35).
  10. Installation is made upside-down.
  11. In conclusion check the cooling system for existence of signs of development of leaks.

M112/113

Details of installation of the water pump of engines of series 112 and 113

1 — Assembly of a krylchatka with the viscous coupling
10 — the Vibration damper (on the considered models it is not used)

11 — Bolts


 PERFORMANCE ORDER

  1. Details of installation of the water pump of engines of series 112 and 113 are shown on an illustration to which all references which are found in the text belong.
  2. Remove the finishing panel the engine/air cleaner.
  3. Remove ventilatory assembly (see the Section Removal and installation of assembly of the fan of the cooling system).
  4. Having disconnected the lower hose of a cooling path from a radiator or the water pump, merge cooling liquid from a radiator.
  5. Take off a belt of the drive of auxiliary units (2).
  6. Remove a natyazhitel of a belt of the drive of auxiliary units (see the Head Dvigatel).
  7. Remove hoses of a cooling path (4 and 5).
  8. Disconnect a hose (6) from the liquid heat exchanger of the lubrication system of the engine.
  9. Remove a pulley of the drive of the water pump (7).
  10. Turn out fixing bolts and remove pump assembly (8).
  11. Installation is made upside-down, - do not forget to replace sealing laying (9).

Diesel models

M612

Details of installation of the water pump of the engine of a series 612


 PERFORMANCE ORDER

  1. Details of installation of the water pump of the engine of a series 612 are shown on an illustration to which all references which are found in the text belong.
  2. Empty the cooling system (see the Head of the Power supply system and production of the fulfilled gases).
  3. Remove finishing panels (1 and 2).
  4. Remove ventilatory assembly (see the Section Removal and installation of assembly of the fan of the cooling system).
  5. Take off a belt of the drive of auxiliary units (3).
  6. Remove hoses of a cooling path (4 and 5).
  7. Having hooked, uncover (6) directing a roller (7).
  8. Shoot the directing video (7).
  9. Disconnect the fuel line (8) from the locking valve (Y75).
  10. Turn out fixing bolts and remove assembly of the water pump (9).
  11. Carefully smooth out the interfaced surfaces and prepare new sealing laying.
  12. Installation is made upside-down.
  13. In conclusion check the cooling system for existence of signs of development of leaks.

M628

Details of installation of the water pump of the engine of a series 628

1 — Ventilatory assembly
2 — a pressurization air Cooler (on the considered models is not established)
3 — the Belt of the drive of auxiliary units
4 — the Directing roller
4a — the Washer
4b — the Bolt
4s — the Cover

5, 6 — Hoses of a cooling path
7 — the Water pump
7a — the Screw
7b — Sealing laying
7s — the Bolt
8 — the Damper of tortional fluctuations / a pulley of a driving belt


 PERFORMANCE ORDER

  1. Details of installation of the water pump of the engine of a series 628 are shown on an illustration to which all references which are found in the text belong.
  2. Empty the cooling system (see the Head of the Power supply system and production of the fulfilled gases).
  3. Remove ventilatory assembly (1).
  4. Remove bypass a sleeve of a path of pressurization of air.
  5. Pick up the directing phone of the probe of measurement of motive oil.
  6. Take off a belt of the drive of auxiliary units.
  7. Shoot the directing video (4).
  8. Disconnect from the water pump (7) hoses of a cooling path (5 and 6).
  9. Turn out fixing screws and remove pump assembly.

For the purpose of ensuring access to a fixing bolt (7s) through an aperture in a pulley turn appropriately bent shaft in the direction of normal rotation.

  1. Installation is made upside-down, - do not forget to replace sealing laying of the pump.
  2. In conclusion check the cooling system for existence of signs of development of leaks.