BMW 7_aya the E38 series from 1994 to 2002
1. Introduction
2. Governing bodies and methods of operation
3. Settings and routine maintenance of the car
4. Engine
5. Cooling systems of the engine, heating, ventilation and air conditioning
6. A power supply system and production of the fulfilled gases
6.1. General information and security measures
6.2. Power supply system of petrol engines
6.3. Power supply system of diesel engines
6.3.1. Principles of functioning of control systems of diesel engines
6.3.2. Removal and installation of the case of the air cleaner
6.3.3. Removal and installation of a turbocompressor
6.3.4. Removal and installation of the intercooler
6.3.5. Replacement of the sensor of pressure of pressurization
6.3.6. Removal and installation of the sensor of pressure in the fuel distributive highway
6.3.7. Removal and installation of the regulator of pressure and distributor of fuel
6.3.8. Replacement of the valve of a cut-off of supply of fuel
6.3.9. Removal and installation of fuel lines and fuel distributive highway
6.3.10. Removal and installation of the valve of preliminary heating
6.3.11. Removal and TNVD installation
6.3.12. Removal and installation of nozzles
6.3.13. Replacement of the fuel tank, his jellied mouth, and also fuel pump and sensors of a reserve of fuel
6.4. Systems of release and decrease in toxicity of the fulfilled gases
7. Systems of electric equipment of the engine
8. Manual box of gear shifting and coupling
9. Automatic transmission
10. Cardan and power shafts, reducer, differential and stupichny assemblies
11. Brake system
12. Suspension bracket and steering
13. Body
14. Onboard electric equipment
15. Schemes of electric equipment



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6-3-3-snyatie-i-ustanovka-turbokompressora.html

6.3.3. Removal and installation of a turbocompressor

If the established hoses of nadduvochny air are not fat-free also damp, it can lead to failure of the supercharger.

Models with the M57 engine

Vacuum hoses of the M57 engine, part 1

1 — the Vacuum hose to the vacuum valve of a pillow of a support of the engine
1a — the Vacuum valve of a pillow of a support of the engine
1b — the Vacuum hose to an engine support pillow
2 — the Vacuum hose to a turbocompressor (see an illustration)

3 — the Vacuum hose to the valve 3c pressure converter
3a — pressure Converter for the valve 3c
3b — the Vacuum hose to the valve 3c
3c — the Valve of return of OG (EGR)
4 — the Vacuum pipeline

Vacuum hoses of the M57 engine, part 2

2 — the Vacuum hose to the vacuum chamber
2a — the Vacuum chamber
2b — the Vacuum hose to pressure converter

2c — pressure Converter
2d — the Vacuum hose to the membrane mechanism of a turbocompressor
2e — the Membrane mechanism of a turbocompressor


 PERFORMANCE ORDER

  1. Remove the top casings of the engine.
  2. Turn out bolts and remove the formed hose in the direction specified by an arrow (see an illustration).

At installation grease the interfaced surfaces with a thin layer of vaseline and establish new sealing rings


  1. Remove to collecting a corrugated casing (1).
  1. Remove the filtering air cleaner element Section Replacement of the Filtering Element of the air cleanerof the Head Nastroyki and routine maintenance of the car(see ).
  1. Weaken a collar (1) and remove the pipeline (2) of nadduvochny air together with a hose of nadduvochny air. Zakuporte of a turbocompressor opening (for example, rags).
  1. Turn out a hollow bolt (1) and remove an oil pipeline (2).

Zakuporte the union of an oil pipeline and an opening in a block case. At installation replace sealing rings.


  1. Turn out bolts (1), remove both arms and put them aside.
  1. Remove a locking cover (1) of the thermofilter and take caps (arrow).

At installation the damaged caps are subject to obligatory replacement.

  1. Turn out the bolts located under caps.

At installation grease a carving of bolts with a thin layer of copper-bearing paste (CRC).

  1. To weaken a collar (1) and disconnect a hose. Turn out bolts (2) and remove a turbocompressor (3) the movement down.
  1. Installation is made upside-down. Pay attention to the next moments:
    1. If necessary rearrange the drain pipeline and an oil pipeline on a new turbocompressor;
    2. Replace all laying;
    3. Clear the interfaced surface of a final collector;
    4. The clip (1) on a locking cover (2) has to be inserted into the heat-shielding screen.
Clip on a locking cover

Models with the M67 engine (left turbocompressor)

Vacuum hoses of the M67 engine

1 — the Stopper cap
2 — the Vacuum hose to the right converter of pressure
2a — the Right converter of pressure
2b — the Vacuum hose to the valve 2c
2c — the Right valve of return of OG (EGR)
3 — the Vacuum hose to the left converter of pressure
3a — the Left converter of pressure
3b — the Vacuum hose to the left valve 3c

3c — the Left valve of return of OG (EGR)
4 — the Vacuum hose to the vacuum valve of a pillow of a support of the engine
4a — the Vacuum valve of the left and right pillows of support of the engine
4b — the Vacuum hose of the left and right pillows of support of the engine
5 — the Vacuum pipeline
5a — the Vacuum pump
6 — pressure converter Arm/the vacuum valve


 PERFORMANCE ORDER

  1. Remove TNVD (see the Section Removal and the TNVD installation).
  2. Remove a casing and a krylchatka of the fan of the cooling system of the engine (see the Head of the Cooling system of the engine, heating, ventilation and conditioning).
  3. Lower OZh from a cooling system radiator (see the Head Nastroyki and routine maintenance of the car).
  1. Lift a cowl, disconnect from it racks and record a cowl in vertical position, having inserted M8 bolts into loops.
  1. Separate the socket (1) and release a wire from the holder (2) Vyvernite a bolt (4), weaken a collar (5) and remove the case (6) of the resonator assembled with an air flowmeter.
  1. Release a wire (1) from the holder, give nuts (2), separate the socket (3) and lay off knot (4) of the fuel filter aside.
  1. Give nuts (1) and to postpone the tank (2) of GUR liquid aside.
  1. Turn out a bolt (1) and to postpone a cooler (2) fuels together with an air duct (3) aside.
  1. Give a nut (1) of the left pillow of a support of the engine. Turn out a bolt (2).
  1. By means of special lifting adaptation raise the engine for lifting eyes on 25 mm.
  1. Weaken collars (1), remove a pressure head hose (2) and separate the socket (3).
  1. Weaken collars (1) and put on a hose (2) a returnable tube of a turbocompressor.
  1. Turn out hollow bolts (1) and pick up the pressure head phone (2).

At installation replace sealing rings of hollow bolts.


  1. Turn out bolts and remove assembly of a turbocompressor advance.

At installation clear the interfaced surfaces, without allowing their damage, and replace laying.


  1. Turn out bolts (1) and rearrange a returnable tube (2) on a new turbocompressor.

At installation clear the interfaced surfaces on a turbocompressor and on a returnable tube and replace laying.

  1. Installation is made upside-down.

Models with the M67 engine (right turbocompressor)

The right turbocompressor is removed together with a pressure head oil pipeline which deformation and damage are not admissible.


 PERFORMANCE ORDER

  1. Disconnect a negative wire from the rechargeable battery.
  2. Remove forward and back facing of the bottom of a body.
  3. Remove assembly of the case of the right air cleaner.
  4. Remove the right verkhnepotochny catalytic converter.
  1. Weaken a collar (1), turn out bolts (2) and remove a drain oil pipeline (3). Weaken a collar (4), shift it back and disconnect the socket (5) from a turbocompressor.

At installation clear the interfaced surfaces and replace laying.


  1. Turn out a bolt.
  1. Open a clamp (1), disconnect a fork (2) of the diagnostic socket and put aside.
  1. Turn out a bolt (1), disconnect a hose (2) and remove an air duct (3).

If necessary replace a sealing ring.


  1. Turn out three bolts of fastening of a turbocompressor to a final collector.
  1. Release a wire from holders on AT. Turn out a hollow bolt (1) and a bolt (2).

At installation replace sealing rings of a hollow bolt.


  1. Disconnect a hose (1) of nadduvochny air and take aside.

At installation the hose has to be fat-free and dry. Carefully remove a turbocompressor (2) the movement in the direction of the right rack of a suspension bracket, between a beam of the forward bridge and cross steering draft down.

  1. Rearrange a pressure head oil pipeline on a new turbocompressor. For this purpose perform the following operations:
    1. Determine the size (A) between a pressure head oil pipeline (1) and a flange of a turbocompressor;
    2. Turn out a hollow bolt (2) and replace its sealing rings;
    3. Establish a pressure head oil pipeline on a new turbocompressor by means of a hollow bolt;
    4. Tightening a hollow bolt, adjust the size (A).
Shift of an oil pipeline
  1. Installation is made upside-down. To replace sealing laying.


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6.3.4. Removal and installation of the intercooler