Ways of removal of the engine and precautionary measure. BMW the 5th E28/E34 series (from 1981 to 1993 of release)
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Repair of BMW E28 and series E34 from 1981 to 1993
1. Cars of the BMW brand of 5-series
2. Engine
2.1. The repair work which is carried out without extraction of the engine from the car
2.2. Procedures of major maintenance of components of the engine
2.2.1. General information
2.2.2. General information about major maintenance of the engine
2.2.3. Check of extent of compression
2.2.4. Ways of removal of the engine and precautionary measure
2.2.5. Removal and engine installation
2.2.6. Options of major maintenance of the engine
2.2.7. An order of dismantling of the engine at major maintenance
2.2.8. Dismantling of a head of cylinders
2.2.9. Cleaning and check of a condition of a head of cylinders and components
2.2.10. Service of valves
2.2.11. Assembly of a head of cylinders
2.2.12. Removal of pistons / rods
2.2.13. Removal of a cranked shaft
2.2.14. Removal and check of a condition of an intermediate shaft
2.2.15. Cleaning of the block of cylinders
2.2.16. Check of a condition of the block of cylinders
2.2.17. Honingovaniye of cylinders
2.2.18. Check of a condition of pistons / rods
2.2.19. Check of a condition of a cranked shaft
2.2.20. Check of a condition of radical and shatunny bearings
2.2.21. Engine balance of assembly at major maintenance
2.2.22. Installation of piston rings
2.2.23. Installation of an intermediate shaft
2.2.24. Installation of a cranked shaft and check of lubricant gaps of radical bearings
2.2.25. Installation of a back epiploon of a cranked shaft
2.2.26. Installation of pistons / rods in collecting and check of lubricant gaps in bearings of rods
2.2.27. Start and an engine running in after major maintenance
2.2.28. Diagnostics of malfunctions of the engine
3. Cooling system
4. Power supply system
5. Ignition system
6. Control systems of the engine and decrease in toxicity of the fulfilled gases
7. System of production of the fulfilled gases
8. Coupling
9. Manual box of gear shifting (RKPP) and automatic transmission (AT)
10. Transmission line
11. Steering and suspension bracket
12. Brake system
13. Body
14. Control body sizes
15. Heater and air conditioner
16. System of onboard electric equipment
17. Routine maintenance of the car
18. Size table and adjusting data
19. Schematic electric circuits
20. Governing bodies and operation receptions
21. System of onboard diagnostics - a principle of functioning and codes of malfunctions
 








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2.2.4. Ways of removal of the engine and precautionary measure

If the decision on engine removal for major or heavy repair is made, it is necessary to undertake some preliminary steps.

It is extremely important to choose a place suitable for work. The corresponding workplace and a place for car storage is required. If the workshop or garage are inaccessible, the equal pure asphalt or concrete platform as a last resort will approach.

Cleaning of an impellent compartment and the engine before the beginning of removal will help to preserve tools in purity and an order.

Also the winch for the engine or And-shaped is required..... Be convinced that the equipment will sustain engine weight with hinged components. Safety has paramount value, considering potential danger at engine extraction from the car.

Plan work in advance. Before the beginning of work prepare or get all necessary tools and the equipment. To number of the equipment necessary for safe and rather simple removal and installation of the engine (in addition to the winch), the powerful roller jack, full sets of rozhkovy keys and face heads as it is specified at the beginning of the management, wooden whetstones and rags and detergent enough for removal of the spilled oil, a cooler and fuel belong. If the winch for the engine is necessary for hiring, be convinced that you are ready to it and performed all works which can be made without it. It will save time and money.

Prepare that the car some time will be not under way. Some works which without the special equipment it is independently impossible to execute, it is required to charge to a mechanical workshop. These enterprises are often busy, therefore it is expedient to consult with them before engine removal precisely to define time necessary for restoration or repair of components which will demand it.

Always at removal and installation of the engine be extremely careful. Careless actions can lead to traumas. Plan forward, do not feel sorry for time and this work, though big, it can be successfully executed.

Central air of air is under a high pressure. Do not weaken any connections and do not remove any components while the system will not be discharged by the qualified expert. Always at a detachment of connectors of central air of air use goggles.


At removal of the M40 engine it is important not to hold him in the overturned situation more than 10 minutes as from hydropushers oil can flow out. It will make hydropushers disabled and the engine at start can fail.



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2.2.3. Check of extent of compression
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2.2.5. Removal and engine installation