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
4.1. General information and preparatory operations
4.2. Check of compression pressure
4.3. Check of the engine by means of the vacuum gage
4.4. Petrol M60/1 and M60/2 engines
4.5. M62 engine
4.6. Diesel M57 engine
4.7. Diesel M67 engine
4.7.1. Removal and installation of a cover of a head of cylinders
4.7.2. Removal and installation of heads of cylinders
4.7.3. Removal and installation of the top section of the pallet of a case
4.7.4. Removal and installation of the pallet of a case
4.7.5. Replacement of epiploons of a bent shaft
4.7.6. Replacement of an oil separator of the PCV system
4.7.7. Removal and installation of a flywheel
4.7.8. Removal and installation of a damper of tortional fluctuations
4.7.9. Removal and installation of driving belts and their natyazhitel
4.7.10. Removal and installation of the oil pump
4.7.11. Removal and installation of oil coolers
4.7.12. Removal and installation of the inlet pipeline
4.7.13. Removal and installation of final collectors
4.7.14. Removal and installation of the vacuum pump
4.7.15. Removal and installation of the engine
5. Cooling systems 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
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




4-7-1-snyatie-i-ustanovka-kryshki-golovki-cilindrov.html

4.7.1. Removal and installation of a cover of a head of cylinders

Removal and installation of a cover of a head of cylinders

Left head of cylinders

 PERFORMANCE ORDER

  1. Disconnect a negative wire from the rechargeable battery.
  2. Remove the top cover of the engine and a casing of nozzles.
  1. Give threaded connections of pressure head pipelines (3) and remove pipelines, having released them from clamps.
  1. Separate the socket (1) and take out a box of an electrical wiring (2) the movement up.
  1. Press a bracket (1) and remove the movement the union (2) of the returnable pipeline up.
  1. Disconnect returnable pipelines (1).

At installation in a case of damage replace sealing rings on unions of pipelines.


  1. Rasfiksiruyte also separate the socket.
  1. Turn out bolts.

At installation pay attention to correctness of provision of a conic washer.

  1. Screw devices No. 13 5 422 in the released carving openings and by means of special adaptation No. 13 5 421 remove nozzles.

If the sealing ring of a nozzle remained in a head of the block of cylinders, replace it. Clear landing surfaces of nozzles in a head of the block of cylinders.


  1. Turn out bolts (1) and sort the threaded connection (2).
  1. Sort the threaded connection (1) and remove the pressure head pipeline (2).
  1. Uncover a conclusion of the positive plug of the rechargeable battery, give a nut and take a positive wire of the rechargeable battery aside.
  1. Disconnect a fuel-supply line (1) from the filter, release fuel-supply lines (2) from holders (3) and take fuel-supply lines (2) aside.

Collect the following fuel.


  1. Remove holders (1), unclench collars (2 and 3) and disconnect a hose (4).
  1. Turn out all bolts of fastening of a cover (1) of a head of the block of cylinders and remove it.
  1. Replace sealing laying. Clear the interfaced surfaces of a head of cylinders and its cover.
  1. Rearrange the CMP sensor on a new cover of a head of cylinders. If necessary replace a sealing ring of the sensor.
  1. Rearrange an arm (1) on a new cover of a head of the block of cylinders.
  2. Rearrange arms, a conclusion of the positive plug of the rechargeable battery and rubber plugs on a new cover of a head of cylinders.
Arms
Conclusion of the positive plug
Rubber plugs
  1. Establish laying (1), impose a sealing washer (2) and insert into it the plug (3).

Use new laying.

  1. Further installation is made in the sequence, the return to an order of dismantle of components.

Right head of cylinders

 PERFORMANCE ORDER

  1. Remove nozzles of the right number of cylinders (see the Section Removal and installation of nozzles of the Head of the Power supply system and production of the fulfilled gases).
  1. Give carving fastening.
  1. Remove a collar (1) of a plait of an electrical wiring and give a nut (2).
  1. Turn out bolts (1) and uncover (2).
  1. Turn out all bolts of fastening of a cover of a head of cylinders (see an illustration) and remove it.
  2. Replace sealing laying (see an illustration). Clear the interfaced surfaces of a head of cylinders and its cover.
  3. Establish laying (1), impose a sealing washer (2) and insert into it the plug (3).

Use new laying.

  1. Further installation is made in the sequence, the return to an order of dismantle of components.


"previous page
4.7. Diesel M67 engine
following page"
4.7.2. Removal and installation of heads of cylinders