Mercedes W124

since 1985-1995 of release

Repair and car operation



W124 Mercedes
+ Governing bodies and control devices
+ MAINTENANCE
+ 2. Maintenance (diesel engines)
+ ENGINE
+ 4. Repair of 6-cylinder petrol SOHC engines
- 5. Repair of 6-cylinder petrol DOHC engines
   5.2. General information
   5.3. Repair operations on the engine established in the car
   5.4. Check of pressure of compression
   5.5. Top dead point (VMT) of the piston of the first cylinder
   5.6. Cover of a head of the block of cylinders
   5.7. Pulley cranked shaft / quencher of krutilny fluctuations and nave
   + 5.8. Covers of a driving chain
   5.9. Check and replacement of a driving chain
   + 5.10. Mechanism of a tension of a driving chain, asterisk and uspokoitel of a chain
   5.11. Boot of the mechanism of a tension
   5.12. Mechanism of adjustment of a camshaft
   5.13. Camshafts and pushers
   5.14. Check and adjustment of provision of camshafts
   5.15. Head of the block of cylinders
   5.16. Oil pallet
   5.17. Oil pump chain and drive
   5.18. Drive flywheel / plate
   5.19. Replacement of sealing rings
   5.20. Bearing replacement in an end face of a cranked shaft
   5.21. Check and replacement of a support of the power unit
   5.22. Oil radiator
+ 6. Repair of the diesel engine established in the car
+ 7. Major maintenance of engines
+ COOLING SYSTEM
+ FUEL SYSTEM
+ 10. System of injection of BOSCH CIS-E fuel (KE-JETRONIC)
+ 11. System of injection of BOSCH HFM fuel
+ 12. Fuel system of diesel engines
+ 13. Fuel system of diesel engines
+ SYSTEMS OF START, IGNITION
+ 15. System of ignition of 4-cylinder petrol engines
+ 16. System of ignition of four-cylinder petrol engines
+ PRESTARTING HEATING
+ TRANSMISSION
+ 19. Mechanical transmission
+ 20. Automatic transmission
+ POWER SHAFTS
+ BRAKE SYSTEM
+ SUSPENSION BRACKET
+ BODY
+ ELECTRIC EQUIPMENT
+ CHECK OF MALFUNCTIONS






5.12. Mechanism of adjustment of a camshaft

Removal

Unscrewing of a bolt of fastening of the bearing of a camshaft

Removal of the bearing from a camshaft

Nut unscrewing since the forward end of a camshaft

Removal of a washer from the forward end of a camshaft

Removal of an asterisk from a camshaft

Removal of an adjusting flange from a camshaft

Unscrewing of bolts of fastening of a basic plate

Removal of a basic plate from a gear wheel from a camshaft

Removal of a lock ring from a back part of a basic plate

The mechanism of adjustment of the camshaft operating inlet valves
1–camshaft asterisk;
2–adjusting flange;
3–a basic plate with a gear wheel;
4–spring;
5–plunzher;
6–lock ring

PERFORMANCE ORDER
1. Establish the piston of the first cylinder in VMT and check that all adjusting labels were combined with indexes.
2. Remove the top cover of a driving chain.
3. Put labels of combination of an asterisk of camshafts and a driving chain.
4. On the forward party of the camshaft operating inlet valves a wrench for facets fix the bearing from a provorachivaniye, unscrew a bolt and remove the bearing (see fig. Unscrewing of a bolt of fastening of the bearing of a camshaftRemoval of the bearing from a camshaft).
5. Having fixed a camshaft from a provorachivaniye, unscrew since the forward end of a shaft a nut and remove a washer (see fig. Nut unscrewing since the forward end of a camshaft, Removal of a washer from the forward end of a camshaft).
6. On engines of 3,0 l unscrew a bolt with the left carving and remove an intermediate asterisk of a driving chain.
7. On engines 2,8 and 3,2 of l unscrew bolts and remove an asterisk of the camshaft operating final valves.
8. Remove a driving chain, an asterisk and an adjusting flange from a camshaft operating inlet valves (see fig. Removal of an asterisk from a camshaft, Removal of an adjusting flange from a camshaft).
9. Unscrew three bolts and remove a basic plate from a gear wheel from a camshaft (see fig. Unscrewing of bolts of fastening of a basic plate).
10. If necessary remove a lock ring in a back part of a basic plate and take a plunzher and a spring (see fig. Removal of a lock ring from a back part of a basic plate, the Mechanism of adjustment of the camshaft operating inlet valves).

Installation

PERFORMANCE ORDER
1. Clear all earlier removed details and check their condition.
2. Establish a basic plate with a gear wheel for the forward end of a camshaft, having combined an opening in a basic plate with a camshaft pin, and fix a basic plate bolts.
3. Having combined working grooves, establish an adjusting flange on a basic plate.
4. Having combined working grooves, establish an asterisk on a camshaft.
5. Establish a driving chain on an asterisk according to earlier put labels.
6. On l engines 2,8 and 3,2, having combined adjusting labels on a chain and an asterisk, establish an asterisk on a camshaft operating final valves.
7. On the engine of 3,0 l establish an intermediate asterisk of a driving chain.
8. For the forward end of the camshaft operating inlet valves establish a washer, screw in a bolt and tighten it the demanded moment.
9. Establish the bearing, having combined a cylindrical pin in the bearing with a torets on a plunzher and fix it a bolt.
10. Establish the top cover of a driving chain.

SOLENOID

Removal

Arrangement of bolts of fastening of the solenoid

PERFORMANCE ORDER
1. Remove a weight wire from the accumulator.
2. Remove a casing from a forward part of a cover of a head of the block of cylinders and disconnect the electric socket from the solenoid.
3. Unscrew bolts and remove the solenoid from a cover of a driving chain (see fig. Arrangement of bolts of fastening of the solenoid).

Installation

PERFORMANCE ORDER
1. Installation is made in sequence, return to removal.