Opel Vectra A

since 1988-1995 of release

Repair and car operation



Vektr A. Opel
+ 1. Maintenance instruction
+ 1.1 Maintenance
+ 2. Engine
+ 3. Repair of DOHC engines
+ 4. Repair of the diesel engine
- 5. Cooling system
   5.2. General information
   5.3. Antifreeze
   5.4. Washing of system of cooling
   5.5. Plums of cooling liquid
   5.6. Filling of system of cooling
   5.7. A radiator (models with a mechanical transmission)
   5.8. A radiator (models with an automatic transmission)
   5.9. Check and radiator cleaning
   5.10. Thermostat
   5.11. Check of operability of the thermostat
   5.12. Water pump
   5.13. Radiator fan
   5.14. A broad tank and the sensor of level of cooling liquid
   5.15. The sensor of the index of temperature of cooling liquid
   5.16. Temperature-sensitive element of the fan of a radiator
   5.17. Control panel heater
   5.18. Heater radiator
   5.19. Engine of the fan of a heater
   5.20. Ventilation nozzles
+ 6. Fuel system
+ 7. A fuel and exhaust system of models with system of injection of fuel
+ 8. Exhaust system and system of fall of toxicity of exhaust gases
+ 9. Fuel systems of the diesel engine
+ 10. Engine electrosystems
+ 11. Transmission
+ 12. Mechanical transmission
+ 13. Automatic transmission
+ 14. Power shafts
+ 15. Brake system
+ 16. Suspension bracket
+ 17. Body
+ 18. Electric equipment
+ 19. Check of malfunctions



5.11. Check of operability of the thermostat

GENERAL INFORMATION

Arrangement of the marking specifying temperature of opening of the thermostat on models of 1,6 l

Rough check of the thermostat can be carried out, having suspended it on a thread in the glass vessel filled with water and heating up water to boiling. When boiling water the thermostat should open. Otherwise replace it.

The temperature of opening of the thermostat is put on the thermostat.

The thermostat which is not closed when cooling water, also is subject to replacement.