Opel Vectra A

since 1988-1995 release

Repair and operation of the car



Vektr's Opel And
+ 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 the cooling system
   5.5. Discharge of cooling liquid
   5.6. Filling of the cooling system
   5.7. A radiator (models with the mechanical transmission)
   5.8. A radiator (models with the automatic transmission)
   5.9. Check and cleaning of a radiator
   5.10. Thermostat
   5.11. Check of operability of the thermostat
   5.12. Water pump
   5.13. Radiator fan
   5.14. Broad tank and sensor of level of cooling liquid
   5.15. Sensor of the index of temperature of cooling liquid
   5.16. Radiator fan thermal sensor
   5.17. Control panel of a heater
   5.18. Heater radiator
   5.19. Heater fan engine
   5.20. Ventilation nozzles
+ 6. Fuel system
+ 7. The fuel and exhaust system of models with system of injection of fuel
+ 8. Exhaust system and system of decrease in toxicity of exhaust gases
+ 9. Fuel systems of the diesel engine
+ 10. Engine electrical systems
+ 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


24bec775


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 NZ2 C16

Removal

Removal of a casing of the thermostat

Extraction of the thermostat on models of 1,6 l

PERFORMANCE ORDER
1. Partially merge cooling liquid from the cooling system.
2. Take off a gear belt and a pulley of the camshaft.
3. Unscrew two top bolts fixing a back casing of a gear belt to a head of the block of cylinders and the lower right bolt, the 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 rice. Removal of a casing of the thermostat).
7. Take the thermostat from a head of the block of cylinders, at the same time cooling liquid can follow from the lower branch pipe of a radiator (see rice. Extraction of the thermostat on models of 1,6 l).
8. Remove a sealing ring from the thermostat.
9. If necessary check operability of the thermostat.

Installation

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

NZ2 1,8 I C16 MODELS OF 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. In the presence remove an engine mudguard. Partially merge cooling liquid from the 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 rice. 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 replacement of the thermostat it you make replacement together with a cover.

Installation

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