Mercedes W202
+ 1.2. General information
+ 2. Maintenance
+ 3. Engines
+ 4. Lubrication system
- 5. Cooling system
+ 5.2. Cooling liquid
5.3. Antifreeze for a radiator
5.4. Temperature regulator of cooling liquid (thermostat)
5.5. Check of the cooling system
5.6. Hydraulic coupling of the fan
5.7. Pump of system of liquid cooling
5.8. Radiator
5.9. Fan casing
5.10. Diagnostics of malfunctions of the cooling system
5.11. Diagnostics of malfunctions of system of indication of level of liquid
5.12. Engine overheat
+ 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
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4-CYLINDER PETROL ENGINE
Removal
| PERFORMANCE ORDER |
| 1. Remove the hydraulic coupling of the fan of the cooling system. |
| 2. Disconnect a hose for cooling liquid (4) on a casing of the fan (11). |
| 3. Remove the fixing springs (1). |
| 4. Extend a casing of the fan (11) from the clutch on a radiator up. |
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Installation
| PERFORMANCE ORDER |
| 1. Insert a fan casing together with the fixing plates into the clutch on a radiator. The quantity of the fixing plates can be various depending on model. |
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2. Establish on one axis a casing of the fan (11) in relation to the fan (25) according to the specified sizes:
А: 22–25 mm
В: 25–38 mm
С: 17–23 mm |
| 3. Press the fixing springs (1). |
| 4. Put on a hose of cooling liquid. |
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FEATURES OF THE 6-CYLINDER ENGINE
| PERFORMANCE ORDER |
| 1. To remove a ring (2) casings of the fan, extend a lock pin (1). |
| 2. Turn a ring to the left and lay it above the fan. |
| 3. Establish a fan casing ring on a casing (3) and until then turn it to the right until it is possible to insert a lock pin. |
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DIESEL ENGINE
Removal
| PERFORMANCE ORDER |
| 1. Disconnect lock clips. At the 2,5 l engine extend a fan casing from the clutch (shooter) and lay over the fan. |
| 2. Disassemble the hydraulic coupling of the fan of the cooling system. |
| 3. Unhook a hose for supply of cooling liquid from a fan casing. |
| 4. 2,0 / 2,2 l engine: extend a fan casing from the clutch on a radiator up. |
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Installation
| PERFORMANCE ORDER |
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1. Insert a fan casing with the fixing levels (arrow) into the clutch on a radiator. Depending on model the quantity of the fixing levels can be various. |
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2. Center a fan casing in relation to the fan according to the specified sizes.
2,0 l engine:
And = 22 mm
In = 31 mm
With = 20 mm
2,2 / 2,5 l engine:
And = 22 mm
In = 28 mm
With = 20 mm |
| 3. Press the fixing springs. |
| 4. Hang a hose for supply of cooling liquid. |
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