Mercedes W202
+ 1.2. The general data
+ 2. Maintenance service
- 3. Engines
3.1.2. Identification number
+ 3.1.3. The engine
3.1.4. Cars with the conditioner
3.1.5. The bottom cover of a motor compartment
3.1.6. Covers of cast apertures
3.1.7. Натяжитель chains
+ 3.1.8. A cover of a head of the block of cylinders
+ 3.1.9. A head of the block of cylinders
+ 3.1.10. Camshafts
3.1.11. Hydraulic тарельчатые pushers
3.1.12. Maslootrazhatelnye caps
3.1.13. Valves
3.1.14. Directing valves
3.1.15. Saddles of valves in a head of the block of cylinders
3.1.16. A compression
+ 3.1.17. A klinovyj belt
3.1.18. Diagnostics of malfunctions (DB)
3.1.19. Broad-brush observations
3.1.20. Repair work without engine dismantle
+ 3.1.21. Engine major repairs
+ 3.2. The diesel engine (ДД)
3.2.3. Cars with the conditioner
3.2.4. The bottom cover of a motor compartment
3.2.5. Covers of cast apertures
3.2.6. Натяжитель chains
+ 3.2.7. A camshaft
+ 3.2.8. A head of the block of cylinders
+ 3.2.9. Maslootrazhatelnye caps
3.2.10. A cover of a head of the block of cylinders (2,2/2,5)
3.2.11. Hydraulic тарельчатые pushers
3.2.12. Valves
3.2.13. Directing valves
3.2.14. Saddles of valves in a head of the block of cylinders
3.2.15. A head of the block of cylinders and the motor block
3.2.16. A compression
3.2.17. Клиновой a ridge belt
3.2.18. The pulling device клинового a ridge belt
3.2.19. Diagnostics of malfunctions (ДД)
+ 4. Greasing system
+ 5. Cooling system
+ 6. Heating, ventilation
+ 7. Ignition system
+ 8. Fuel system
+ 9. Transmission
+ 10. A running gear
+ 11. A steering
+ 12. Brake system
+ 13. A body
+ 14. An electric equipment
+ 14.2. Electroschemes
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THE ENGINE IN VOLUME OF 2,0 L
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Valve saddle
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The inlet valve
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The final valve
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| Width of a saddle of the valve |
1,2 – 1,7 mm
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1,7 – 2,0 mm
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| Corner of a saddle of the valve |
45 °
|
45 °
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| Correcting corner from above |
15 °
|
15 °
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| Correcting corner from below |
65 °
|
65 °
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| Admissible radial palpation |
0,03 mm
|
0,03 mm
|
| Min. Distance "а1" |
0,1 – 0,5 mm
|
0,1 – 0,5 mm
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| Min. Distance "а2" |
–1,0 mm
|
–1,0 mm
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а1 – The minimum distance between a surface of a plate of the valve and a bottom edge of a head of the block of cylinders for new valves and saddles of valves. а2 – The minimum distance between a surface of a plate of the valve and a bottom edge of a head of the block of cylinders after completion of saddles of valves and grinding in of valves. |
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