BMW 5 series E39

Since 1996-2001 of release

Repair and car operation



BMW E39
+ Introduction
+ The maintenance instruction
+ Current leaving and service
- The engine
   - Procedures of repair of the engine
      Compression check
      Removal and installation of the bottom guard of an impellent compartment
      Removal and engine installation
      Removal and installation of the inlet pipeline
      Removal and installation of a head of cylinders
      Removal and camshaft installation
      Removal and installation of valves
      Check of directing valves
      Processing of saddles of valves in a head of cylinders / grinding in of valves
      Removal, installation and tension клинового a belt
   + System of greasing of the engine
+ Systems of cooling, heating
+ The power supply system and release
+ Engine electric equipment
+ Manual transmission
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Electric equipment schemes
+ System of onboard diagnostics



Removal, installation and tension клинового a belt

The drive of the pump of a cooling liquid with вязкостной муфтой and the generator is carried out from a cranked shaft through wide клиновой a belt. In the presence of the conditioner its compressor is set in motion from additional клинового a belt. Belts are one after another. For removal of a distant belt it is necessary to remove the previous.

It is necessary to replace a klinovoj belt at:
   a) Fragilities of a belt and formation of cracks.
   b) noise Occurrence (for example, owing to замасливания).
   c) type Damages: cross-section cracks in a skeleton, skeleton breakages, adjournment in the form of a dirt and small stones between skeleton elements,
разлохмачивании or lateral deterioration of a rubber skeleton, address to Section condition Check приводных belts.

If the removed belt is applied again, it is necessary to keep a direction of its rotation. Before removal of a belt the rotation direction is necessary for noting a chalk.

Replacement клинового a belt of the compressor of the conditioner

All models

The cooling compressor is set in motion wide клиновым by a belt which tension is carried out automatically.

 PERFORMANCE ORDER

1. Lift and establish the car on supports. Turn away bolts of fastening and remove the bottom facing of an impellent compartment, address to Section Removal and installation of the bottom guard of an impellent compartment.

2. Establish on a bolt of a tension roller a key with internal шестигранником. Clockwise the hydraulic tension element (1) is compressed by slow rotation. Remove клиновой a belt. Address to an accompanying illustration.

3. Put on a new belt according to the lining scheme. Thus a tension roller as at removal turn completely to the right. Watch correctness of packing of a belt.
4 Unload a tension roller, having released a key with internal шестигранником. Force of a tension of a belt is not regulated by a tension roller.
5 Establish the bottom facing of an impellent compartment. Lower the car on wheels.

Replacement клинового a belt

Models 520i/523i/528i

The klinovoj belt actuates the generator, the pump of a cooling liquid and the pump of the hydraulic booster of a wheel.

 PERFORMANCE ORDER

1. Remove муфту the fan with the fan, address to Section Removal and installation of the fan and муфты the fan.

2. Uncover a tension roller. Address to an accompanying illustration.

3. Insert a key with internal шестигранником into a bolt on a tension roller. Slowly turning clockwise, compress hydraulic натяжитель. Remove клиновой a belt.

4. Put on a new belt according to the lining scheme. Thus a tension roller as at removal turn completely to the right. Watch correctness of packing of a belt

5. Unload a tension roller, having released a key with internal шестигранником. Force of a tension of a belt is not regulated by a tension roller.
11 Establish муфту the fan with the fan, address to Section Removal and installation of the fan and муфты the fan.

Model 520tds

The diesel engine of the car of model 525tds has wide клиновой a belt actuating the generator, the pump of a cooling liquid and the pump of the hydraulic booster of a wheel.

 PERFORMANCE ORDER

1. Remove муфту the fan with the fan, address to Section Removal and installation of the fan and муфты the fan.

2. Establish strong enough screw-driver or any lever on a tension element. Press the lever, having compressed натяжитель a belt and remove a belt. Address to an accompanying illustration.

3. Put on a new belt according to the lining scheme. Thus a tension roller as at removal, turn completely to the right. Watch correctness of packing of a belt.

4. Unload a tension roller, having released a key with internal шестигранником. Force of a tension of a belt is not regulated by a tension roller.
5. Establish the fan with вязкостной муфтой, address to Section Removal and installation of the fan and муфты the fan.