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



5.10. Thermostat

GENERAL INFORMATION

Prevention

At installation of the thermostat it is necessary to use a new sealing ring.


MODELS 1,4 AND 1,6 L, EXCEPT С16 NZ2

Removal

Removal of a casing of the thermostat

Thermostat extraction on models of 1,6 l

PERFORMANCE ORDER
1. Partially merge cooling liquid from cooling system.
2. Remove a gear belt and a camshaft pulley.
3. Unscrew two top bolts, fixing a back casing of a gear belt to a head of the block of cylinders and the bottom right bolt, a fixing casing to the block of cylinders.
4. Remove a hose from a thermostat casing.
5. Move a back casing of a gear belt from a head of the block of cylinders for access to two bolts of fastening of a casing of the thermostat.
6. Unscrew two bolts of fastening of a casing of the thermostat and remove a casing (see fig. Removal of a casing of the thermostat).
7. Take the thermostat from a head of the block of cylinders, thus cooling liquid can follow from the bottom branch pipe of a radiator (see fig. Thermostat extraction on models of 1,6 l).
8. Remove from the thermostat a sealing ring.
9. If necessary check operability of the thermostat.

Installation

PERFORMANCE ORDER
1. Installation is made in sequence, return to removal taking into account the next moments.
2. Establish a pulley of a camshaft and a gear belt, then отрегули руйте a tension of a gear belt.
3. Fill in cooling liquid in cooling system.

C16 MODELS NZ2 1,8 AND 2,0 L

Removal

Removal of a cover of the thermostat together with the thermostat

Removal of a sealing ring from the thermostat on models of 2,0 l

PERFORMANCE ORDER
1. At existence remove an engine mudguard. Partially merge cooling liquid from cooling system.
2. Disconnect the top hose of a radiator from a thermostat cover.
3. Unscrew three bolts and uncover the thermostat together with the thermostat. Remove a sealing ring from the thermostat (see fig. Removal of a cover of the thermostat together with the thermostat, Removal of a sealing ring from the thermostat on models of 2,0 l).
4. If necessary check работос a thermostat posobnost.
5. In need of thermostat replacement replacement it make together with a cover.

Installation

PERFORMANCE ORDER
1. Installation is made in sequence, return to removal. At installation of the thermostat use a new sealing ring. In summary add I cool Shuya liquid in cooling system.