Removal and installation of covers of a chain of GRM. BMW the 7th E38 series (from 1994 to 2002 release)
 
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
4.4.1. Removal and installation of a cover of a head of cylinders
4.4.2. Removal and installation of a head of cylinders, adjustment of phases GRM
4.4.3. Removal and installation of the top section of the pallet of a case
4.4.4. Removal and installation of the pallet of a case
4.4.5. Removal and installation of covers of a chain of GRM
4.4.6. Replacement of epiploons of a bent shaft
4.4.7. Removal and installation of a flywheel
4.4.8. Removal and installation of belts of the drive of auxiliary units
4.4.9. Removal and installation of a damper of tortional fluctuations and its nave
4.4.10. Removal and installation of the oil pump
4.4.11. Removal and installation of the inlet pipeline
4.4.12. Removal and installation of final collectors
4.4.13. Removal and installation of the engine
4.5. M62 engine
4.6. Diesel M57 engine
4.7. Diesel M67 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



4-4-5-snyatie-i-ustanovka-kryshek-cepi-grm.html

4.4.5. Removal and installation of covers of a chain of GRM

Left cover

 PERFORMANCE ORDER

  1. Uncover the left head of cylinders (see the Section Petrol M60/1 and M60/2 engines).
  2. Remove the fan drive coupling with a krylchatka (see the Head of the Cooling system of the engine, heating, ventilation and conditioning). If necessary disconnect tubes of supply of additional air.
  3. Disconnect the EVAP valve from the left top cover of a chain of GRM.
  1. Remove from a cover of GRM and take aside a positive wire from the rechargeable battery.
  1. Turn out bolts of fastening and uncover GRM chain.
  1. Installation is made upside-down. Pay attention to position of the aligning plugs, use new laying. When fastening a cover of a chain of GRM at first tighten by hand horizontal bolts, then tighten with the required effort and in two approaches vertical, and only after that finally tighten.

Right cover

 PERFORMANCE ORDER

  1. Uncover the right head of cylinders (see the Section Petrol M60/1 and M60/2 engines).
  2. Remove a plunger of a natyazhitel of a chain and, if necessary, tube of supply of additional air.
  1. Remove the CKP sensor and turn out the top bolt of fastening of a guide of the probe of level of motive oil (see an illustration).
  1. Turn out bolts of fastening and uncover GRM chain.
  1. Installation is made upside-down. Pay attention to position of the aligning plugs, use new laying and sealing rings. When fastening a cover of a chain of GRM at first tighten by hand horizontal bolts, then tighten with the required effort and in two approaches vertical, and only after that finally tighten.

Lower cover

 PERFORMANCE ORDER

  1. Remove the engine (see the Section Removal and installation of the engine).
  2. Remove both heads of cylinders (see the Section Removal and installation of a head of cylinders, adjustment of phases GRM).
  3. Remove the water pump together with the thermostat case (see the Head of the Cooling system of the engine, heating, ventilation and conditioning).
  4. Remove the top section of the pallet of a case of the engine (see the Section Removal and installation of the top section of the pallet of a case).
  5. Remove a nave of a damper of tortional fluctuations.
  1. Turn out bolts and uncover GRM chain.
  1. Clear the condensed surfaces of the block of cylinders of dirt and oil.
  2. Installation is made upside-down. Pay attention to position of the aligning plugs, use new laying. When fastening a cover of a chain of GRM at first tighten bolts by hand, and a totem – with the required effort in chessboard order. In conclusion cut off the acting ends of metal laying and replace a forward epiploon of a bent shaft (see the Section Replacement of Epiploons of a Bent Shaft).


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4.4.4. Removal and installation of the pallet of a case
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4.4.6. Replacement of epiploons of a bent shaft