Audi 100/A6

1990-1997 of release

Repair and car operation



Audi 100/A6
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engines
+ 3.2. Diesel engines
+ 3.3. Removal and partition of engines
- 4. Cooling system
   4.2. Technical characteristics
   4.3. Hoses of system of cooling
   4.4. Radiator
   4.5. Thermostat
   4.6. Cooling fan
   + 4.7. Switches and sensors of system of cooling
   4.8. Water pump
   4.9. The heat exchanger масло-/cooling liquid
   4.10. Diagnostics of malfunctions in a contour of circulation of oil
+ 5. Heating and ventilation
+ 6. Fuel system
+ 7. Exhaust system
+ 8. Systems of start, ignition
+ 9. Transmission
+ 10. Brake system
+ 11. Suspension brackets, steering
+ 12. Body
+ 13. Electric equipment
+ 14. Good advice


ff85f19c

4.5. Thermostat

GENERAL INFORMATION

Main components of system of cooling of the 6-cylinder engine

1. Thermostat
2. Sealing ring
3. Thermostat case
4. Bolt, moment of an inhaling of 10 N of m.
5. Sealing laying

6. The pump of cooling liquid – for dismantle it is necessary to remove poliklinovy and gear belts
7. Bolt, moment of an inhaling of 10 N of m.

Removal

PERFORMANCE ORDER
1. Merge cooling liquid.
2. Remove the power steering pump for access improvement.
3. Disconnect a water hose from a thermostat cover.

4. Turn off fixing bolts and uncover the thermostat.
5. Remove the thermostat (at the left – the 5-cylinder engine, on the right – 4-cylinder).

Check


PERFORMANCE ORDER
Check operation of the thermostat, having lowered it in hot water. Replace the thermostat if it is necessary.

Installation

PERFORMANCE ORDER
1. Establish the thermostat and a new sealing ring into place.
2. Establish a cover of the thermostat and tighten fixing bolts.
3. Further installation is carried out upside-down removals.