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
+ 6. Repair of the diesel engine established in the car
- 7. Major maintenance of engines
   7.2. General information
   7.3. Recommendations about engine removal
   7.4. Removal and installation of 4-cylinder petrol engines
   7.5. Removal and installation of 6-cylinder petrol engines
   7.6. Removal and installation of diesel engines
   7.7. Sequence of dismantling of the engine
   + 7.8. Analysis of a head of the block of cylinders
   + 7.9. Assembly of a head of the block of cylinders
   7.10. Removal of pistons with rods
   7.11. Removal of a cranked shaft
   7.12. Block of cylinders of the engine
   7.13. Pistons and rods
   7.14. Cranked shaft
   7.15. Survey of radical and shatunny bearings
   7.16. Engine balance of assembly at major maintenance
   7.17. Installation of piston rings
   7.18. Installation of a cranked shaft
   7.19. Check of a working gap of radical bearings
   7.20. Installation of a cranked shaft
   + 7.21. Installation of pistons with rods
   7.22. Engine start after major maintenance
+ 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






7.6. Removal and installation of diesel engines

Removal

PERFORMANCE ORDER
1. Remove a transmission.
2. Remove the bottom mudguard of the engine.
3. Merge from the engine engine oil.
4. Merge cooling liquid from cooling system.
5. Remove a radiator and the radiator fan.
6. For prevention from damage of the condenser of central air of air close the condenser a cardboard leaf.
7. On the forward party of a head of the block of cylinders unscrew nuts and disconnect pipelines from the hydraulic pump of system of a being self-leveled back suspension bracket.
8. On models with system кондициониро vaniye of air remove an auxiliary driving belt and disconnect wires from the system compressor кондициони rovaniye.
9. From the top part of a partition of a motor compartment remove consolidation, unscrew screws and remove a casing of a plait of wires.
10. On models without a turbo-supercharging lift the receiver an air inlet, release fixing brackets, uncover the air filter and take filtering element.
11. On models with a turbonagnetatel lift the receiver an air inlet from a turbonagnetatel.
12. Mark and disconnect from the engine hoses of supply of cooling liquid and vacuum hoses. If necessary, release hoses from brackets of fastening or arms on the engine.
13. Mark and disconnect on the engine all electric sockets. Release a plait of wires from brackets of fastening or arms in a motor compartment. Remove a plait of wires from the engine.
14. On models with system кондициониро vaniye of air remove an auxiliary driving belt. Unscrew the compressor of central air of air from the engine and move it aside, without disconnecting from it hoses.
15. Unscrew nuts and disconnect submitting and returnable топливопроводы from the fuel filter or the fuel filter or the fuel pump of a high pressure. Close hoses jams.
16. Disconnect an accelerator cable from draft of a butterfly valve.
17. Unscrew a cover from a tank of the amplifier of a steering and, using a syringe, pump out the maximum quantity of liquid, then establish a cover into place.
18. Unscrew connecting nuts and disconnect pipelines from the pump of the amplifier of a steering. Release pipelines from clips or arms on the engine.
19. Remove the loose leaf from an arch of a forward left wheel, then unscrew nuts and disconnect oil pipelines from an oil radiator.
20. From a flywheel unscrew the sensor of turns of a cranked shaft and take electric wires from fastening brackets. Fix the sensor with wires in a motor compartment so that at carrying out further works not to damage it.
21. On models with an automatic transmission unscrew pipes of transmission liquid from the heat exchanger.
22. Remove from the vacuum pump a vacuum hose of the vacuum amplifier of brakes.
23. Hook on the engine slings грузоподъ the emny mechanism and raise so that the weight of the engine was perceived by the load-lifting mechanism.
24. Establish a steel or cardboard sheet between a back part of a head of the block of cylinders and a partition of a motor compartment to exclude damage when lifting engine.
25. In summary check that all hoses, pipes and electric sockets are disconnected from the engine.
26. Working under the car, from two parties of the engine unscrew the bottom bolts of fastening of support of the power unit.
27. Being careful, take the engine from a motor compartment. At engine extraction, if necessary, incline and turn it so that it did not damage a motor compartment.

Installation

PERFORMANCE ORDER
1. Installation is made in sequence, return to removal, taking into account the next moments.
2. At engine installation if necessary incline and turn it so that it was established into place, without having caused harm.
3. Tighten all bolts and nuts of fastening the demanded moment.
4. According to earlier made marking connect all hoses and electric sockets to the engine.
5. Connect and, if necessary, adjust an accelerator cable.
6. Establish an auxiliary driving belt.
7. Establish a radiator and the radiator fan.
8. Establish a transmission.
9. Fill in in the engine engine oil, and in cooling system - cooling liquid.