Mercedes of the S-class W202

1993-2000 of release

Repair and operation of the car



Mercedes W202
+ 1.2. General information
+ 2. Maintenance
- 3. Engines
   3.1.2. Identification number
   + 3.1.3. Engine
   3.1.4. Cars with the conditioner
   3.1.5. Lower cover of a motor compartment
   3.1.6. Covers of cast openings
   3.1.7. Natyazhitel of a chain
   + 3.1.8. Cover of a head of the block of cylinders
   + 3.1.9. Head of the block of cylinders
   + 3.1.10. Camshafts
   3.1.11. Hydraulic dish-shaped pushers
   3.1.12. Maslootrazhatelny caps
   3.1.13. Valves
   3.1.14. The directing valves
   3.1.15. Saddles of valves in a head of the block of cylinders
   3.1.16. Compression
   + 3.1.17. Maple belt
   3.1.18. Diagnostics of malfunctions (DB)
   3.1.19. General comments
   3.1.20. Repair work without dismantle of the engine
   + 3.1.21. Capital repairs of the engine
   + 3.2. Diesel Engine (DE)
   3.2.3. Cars with the conditioner
   3.2.4. Lower cover of a motor compartment
   3.2.5. Covers of cast openings
   3.2.6. Natyazhitel of a chain
   + 3.2.7. Camshaft
   + 3.2.8. Head of the block of cylinders
   + 3.2.9. Maslootrazhatelny caps
   3.2.10. Cover of a head of the block of cylinders (2,2 / 2,5 l)
   3.2.11. Hydraulic dish-shaped pushers
   3.2.12. Valves
   3.2.13. The directing valves
   3.2.14. Saddles of valves in a head of the block of cylinders
   3.2.15. Head of the block of cylinders and motor block
   3.2.16. Compression
   3.2.17. Maple ridge belt
   3.2.18. The pulling device of a maple ridge belt
   3.2.19. Diagnostics of malfunctions (DD)
+ 4. Lubrication system
+ 5. Cooling system
+ 6. Heating, ventilation
+ 7. System of ignition
+ 8. Fuel system
+ 9. Transmission
+ 10. Running gear
+ 11. Steering
+ 12. Brake system
+ 13. Body
+ 14. Electric equipment
+ 14.2. Electrical circuitries






3.1.6. Covers of cast openings

GENERAL INFORMATION

6-CYLINDER ENGINE

Cast openings are located sideways the engine block. They are connected with channels of cooling liquid and closed by tin covers. If at low temperatures liquid freezes, the tin cover is squeezed out. Damage of the block of the engine is so prevented. Untight covers for cast openings need to be replaced.

PERFORMANCE ORDER
1. Dismantle unit details which interfere with access to the corresponding cover of cast openings.
2. Install the screw-driver or a narrow chisel on edge of a cover.
3. Carefully drive in inside a locking cover (121) on the one hand until it does not turn on 90 °.
4. Extend the turned cover by means of a pipe key.
5. Carefully clear a cast opening of deposits. The sealing surface (arrow) has to be cleared of deposits.
6. Cover a sealing surface with sealant (for example, Loctite N241 or Curil).
7. Drive a new locking cover the suitable probe. Let's harden to sealant according to the instruction of the manufacturer (about 45 min.).
8. Establish the dismantled parts of the unit.
9. Fill in cooling liquid.
10. Warm up the engine, check the level of cooling liquid and tightness of covers of cast openings.