BMW 3 Series E46

since 1998 release

Repair and operation of the car



BMW 3 Series E46
+ BMW 3 cars (E46)
+ Current leaving and service
+ Engine
- Cooling systems, heating
   - Engine cooling system
      Replacement of cooling liquid
      Check of a thermoswitch
      Check of the cooling system under pressure
      Connection and separation of the quick disconnect coupling
      Removal and installation of the thermostat
      Removal and installation of a fan / casing of the fan
      Removal and installation of the fan with the viscous coupling
      Removal and installation of a radiator
      Removal and installation of the pump of cooling liquid
   + Heater and conditioner of air of salon
+ Power supply systems, injection and release
+ Engine electric equipment
+ RKPP and transmission line
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Schemes of electric equipment





Removal and installation of the pump of cooling liquid

The pump of cooling liquid is set in motion by a maple belt. 320i, 323i, 328i with the conditioner: In front on a shaft of the pump of cooling liquid the fan is installed.

Models 316i, 318i, 320i, 323i, 328i

 REMOVAL

1 Merge cooling liquid, address the Section Replacement of Cooling Liquid.
2 Take off maple a belt, address the Section Removal, installation and a tension of a maple belt.
3 Turn off bolts of fastening of a pulley. At the same time hold a pulley from rotation. Remove a pulley from a nave.

4 Turn out 4 bolts of fastening of the pump of cooling liquid.

5 Screw 2 M6 screws in a carving opening (arrows on an illustration) and thus evenly take out the pump of cooling liquid from the engine. You watch that the pump did not warp.



 INSTALLATION

6 Clear sealing surfaces on the engine.
7 Turn out removable bolts from the pump.
8 Replace a sealing ring of the pump and grease a new ring before installation by means for sliding.
9 Insert the pump with new consolidation and evenly fix it. The moment of an inhaling depends on diameter of a carving. Address Specifications.
10 Fix a pulley, having tightened 4 bolts the moment of 15 N • m.
11 Establish maple a belt, address the Section Removal, installation and a tension of a maple belt.
12 Fill system with cooling liquid, address the Section Replacement of Cooling Liquid.
13 Start and warm up the engine. Check tightness of the cooling system.


Models 320d


 REMOVAL

14 Merge cooling liquid, address the Section Replacement of Cooling Liquid.
15 Take off maple a belt, address the Section Removal, installation and a tension of a maple belt.
16 Turn off a hose of cooling liquid from above of the pump at a head of cylinders and the holder.

17 Disconnect the pump-1-and remove together with sealing laying-2-. At the same time pay attention to the provision of both guides of plugs-3-.








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