BMW 7_ая the E38 series from 1994 to 2002
1. Introduction
2. Governing bodies and operation receptions
3. Settings and routine maintenance of the car
4. Engine
5. Systems of cooling of the engine, heating, ventilation and air conditioning
6. A power supply system and production of the fulfilled gases
7. Systems of electric equipment of the engine
7.1. Systems of ignition, preheat and engine management
7.2. Charge and start systems
7.2.1. General information
7.2.2. The storage battery - the general information, recommendations about service
7.2.3. Charge system - general information and security measures
7.2.4. Removal and generator installation
7.2.5. Replacement of a regulator of tension
7.2.6. System of start of the engine - the general information and precautionary measures
7.2.7. Removal and starter installation
7.2.8. Replacement of the traction relay
8. Manual box of gear shifting and coupling
9. Automatic transmission
10. Kardanny and power shafts, reducer, differential and stupichny assemblies
11. Brake system
12. Suspension bracket and steering
13. Body
14. Onboard electric equipment
15. Electric equipment schemes




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7-2-4-snyatie-i-ustanovka-generatora.html

7.2.4. Removal and generator installation

At works with contours of oil, fuel and OZh it is necessary to protect the generator from pollution.


 PERFORMANCE ORDER

  1. Disconnect a negative wire from the storage battery.
  2. Remove a belt of a drive of the generator (see. Head Engine).
  3. On models with M57, M67 and M73 engines remove a casing of the fan of system of cooling (see. Head of System of cooling of the engine, heating, ventilation and conditioning).

M51 engine

 PERFORMANCE ORDER

  1. Disconnect from the generator a hose of supply of cooling air.
  1. Separate the socket (1) on the generator.
  1. Turn out the bottom bolt of fastening of the generator and bolts of fastening of the GUR tank to a forward longeron.
  1. Turn out the top bolt of fastening of the generator.
  1. Separate the socket of electroconducting (1) and remove a protective cap (2).
  1. Give a nut, remove a wire of a chain of a charge and a wire to a conclusion of plus of the storage battery.
  1. Remove the generator.
  2. Installation is made upside-down, observe efforts of a tightening of fixture. For simplification of installation previously выпрессуйте from a forward longeron of the plug.

1 — Position of plugs after removal
2 — Assembly situation

Engines M52, M52TU

 PERFORMANCE ORDER

  1. Remove the air purifier case (see. Head of the Power supply system and production of the fulfilled gases) and the coupling of a drive of the fan of system of cooling (see. Head of System of cooling of the engine, heating, ventilation and conditioning).
  2. If necessary devastate the GUR liquid tank, remove it together with an arm and put aside.

Do not disconnect pipelines from the tank.


  1. If it is established, remove an air hose.
  1. In option of execution No. 1 remove caps of sockets, separate the socket (1), give a nut (2) and remove a positive wire of the storage battery.
  1. In option of execution No. 2 separate the socket (1), give a nut (2) and remove a positive wire of the storage battery.
  1. In execution option without a bypass roller serially turn out bolts of fastening of the generator, holding thus it. Remove the generator.
  1. In execution option with a bypass roller remove from it a cover, turn out a bolt and remove a roller (1). Turn out a bolt and remove the generator (2).
  1. Installation is made upside-down. In execution option with a bypass roller its clamp should enter into a generator groove.

M57 engine

 PERFORMANCE ORDER

  1. Turn out bolts (1) and remove an air line (2). Unclench clips (3), remove a broad tank movement up and put aside.
  1. Separate the socket (1) generator, remove a protective cap (2) positive wires of the storage battery, give a nut (3) and remove a positive wire of the battery.
  1. Turn out a bolt (1) and remove a roller (2).
  1. Turn out bolts (1) on the generator, remove an arm (2) and take out the generator movement up.
  1. If necessary turn out bolts (1) and remove a basic arm (2) generators.

Engines M60, M62

The generator with air cooling:

 PERFORMANCE ORDER

  1. To turn out bolts of fastening of the case of the oil filter and take him aside.
  1. Disconnect from the generator electroconducting, having given fixing nuts and having separated sockets.
  1. Release from clips directing a stream of cooling air.
  1. Turn out bolts (1-3), push the generator forward and remove it movement up.

Do not allow damage of plates of a radiator of system of cooling.

  1. Installation is made upside-down. If necessary replace a generator pulley.

The generator with liquid cooling

 PERFORMANCE ORDER

  1. Remove a krylchatka of the fan together with the coupling of a drive of the fan from the water pump (see. Head of System of cooling of the engine, heating, ventilation and conditioning). Lower cooling liquid (see. Head of Control and routine maintenance of the car).
  1. Turn out bolts (1) on the generator.
  1. Turn out a bolt (1), remove a wire (2) battery rooms of the battery, separate the socket (3), turn out a bolt (4), to remove a roller and to put aside. Turn out the remained three bolts (5) fastenings of the generator.
  1. Push the generator forward.

At dismantle of the generator the remains of cooling liquid follow. For simplification of dismantle if necessary to disconnect the top hose of cooling liquid.

  1. Installation is made upside-down. To replace a sealing ring of the generator. Upon termination of works fill and pump over cooling system (see. Head of Control and routine maintenance of the car).

M67 engine

 PERFORMANCE ORDER

  1. Weaken a collar (1) on the left pressure head pipe (2) and disconnect it.
  1. Weaken a collar (1) and remove a pressure head pipe (2).
  1. Uncover a bolt (1) roller, turn out a bolt, take a natyazhitel aside and remove bypass a roller (2).
  1. Give a nut (1) and remove a positive wire (2) battery rooms of the battery. Separate the socket (3) generators.
  1. Turn out bolts on the generator.

The lowermost bolt (1) turn out at first half then put a plate of fastening (2) aside, extend the generator (3) a little and let's flow down cooling liquid. Only after that turn out the bottom bolt finally. Remove the generator.

  1. Installation is made upside-down. Replace generator laying.

M73 engine

 PERFORMANCE ORDER

  1. Remove assembly of the left air purifier (see. Head of the Power supply system and production of the fulfilled gases).
  1. Weaken a collar of a branch pipe of a radiator.
  1. Weaken a collar and remove a hose of cooling air.
  1. Give bolts of fastening of the generator (see an illustration) and push it forward.
  2. Disconnect from the generator electroconducting, having given fixing nuts and having separated sockets.
  3. Remove the generator movement up, trying not to damage a radiator of system of cooling.
  4. Installation is made upside-down. If necessary replace a generator pulley.


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7.2.5. Replacement of a regulator of tension