Audi A4
+ Running gear
+ Regular servicing
+ Engines
+ Turbo-supercharging
+ System of an exhaust
+ Cooling system
+ Fuel tank and fuel pump
+ Air filter and channels of absorption
+ System of injection
+ Coupling
+ Transmission and main transfer
+ Suspension bracket of wheels and steering
+ Brakes
+ Wheels and tires
- Electrotechnical equipment
Minus is connected to weight
The help for orientation in the electrotechnical equipment of the car
Wires
Connections of wires
Central switching knot
Support of additional relays
Box for electronics
Relay and control units
Switching relay
H-contact of the relay of unloading
Table of the relay and control units
Safety locks
Table of safety locks
+ Electric circuits
+ Accumulator
- Generator
Generator of alternating current
Control bulb of charging
Tension regulator
Self-help in work with the generator and regulator of tension
The movement with the defective generator
Maple and poliklinovy belt
Check of a condition of a maple and poliklinovy belt
Replacement of a maple and poliklinovy belt
The belt torn maple
Review: maple and poliklinovy belt
The help at malfunctions
+ Starter
+ System of ignition
+ Lighting
+ Alarm equipment
+ Tools and devices
+ Heating and ventilation
+ Body details
+ Salon
Search of malfunctions
Technical characteristics
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Maple and poliklinovy belt
- At the six-cylinder engine all auxiliary units work from a wide driving belt – a poliklinovy belt. Thanks to an automatic tension roller this belt has to sustain a run in 120 000 km before preventive replacement is made.
- At the four-cylinder engine there is such poliklinovy a belt with an automatic tension for the generator, a servonasos and the viscous fan too. But in this case there are also other belts:
- Traditional maple a belt without a possibility of adjustment for the water pump.
- Short poliklinovy a belt with rigid adjustment of a tension for the compressor of climatic installation.
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