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



5.12. Water pump

SOHC MODELS

Removal

Arrangement of a bolt of fastening of the water pump on models of 2,0 l of SOHC

Removal of the water pump

Removal of a sealing ring of the water pump on models of 2,0 l of SOHC

PERFORMANCE ORDER
1. At removal of the water pump from the engine established in the car, merge cooling liquid from cooling system.
2. On l models 1,4 and 1,6, except С16 NZ2 remove a back casing of a gear belt. On the NZ2 1,8 and 2,0 C16 models of l remove a gear belt.
3. Remove a pulley of the mechanism of a tension of a gear belt from the oil pump.
4. Unscrew bolts and remove the water pump from the block of cylinders of the engine. Remove a sealing ring (see fig. An arrangement of a bolt of fastening of the water pump on models of 2,0 l of SOHC, Removal of the water pump, Removal of a sealing ring of the water pump on models of 2,0 l of SOHC).
5. If necessary remove from the water pump a back casing of a gear belt. chips or considerable wear of a working surface, it is necessary to replace them.
6. If the water pump failed, it is necessary to replace it, as repair of the pump is not provided.

Installation

PERFORMANCE ORDER
1. Installation is made in sequence, return to removal taking into account the next moments.
2. At installation of the water pump use a new sealing ring. Before installation of the water pump apply a thin film silicone greasing on a nest of the water pump and a sealing ring.
3. A tightening of bolts of fastening of the water pump the demanded moment make after installation and adjustment of a tension of a gear belt.
4. Establish a gear belt and отрегули руйте its tension.
5. Fill in in cooling system cooling liquid.

DOHC MODELS

Removal

PERFORMANCE ORDER
1. Remove an engine mudguard.
2. If the water pump acts in film from the engine established in the car, merge cooling liquid from cooling system.
3. Remove a gear belt, pulleys of camshafts and a cranked shaft, the mechanism of a tension of the gear belt, directing pulleys, and also a back casing of a gear belt.
4. Unscrew bolts and remove the water pump from the block of cylinders of the engine. Remove a sealing ring.
5. If necessary remove from the water pump a back casing of a gear belt.
6. If the water pump failed, it is necessary to replace it, as repair of the pump is not provided.

Installation

Installation of the water pump
At installation of the water pump it is necessary to combine ledges on the pump and the block of cylinders (shooter) on DOHC engines.

PERFORMANCE ORDER
1. Installation is made in sequence, return to removal taking into account the next moments.  
2. At installation of the water pump use a new sealing ring. Before installation of the water pump apply a thin film silicone greasing on a nest of the water pump and a sealing ring.
3. Establish the water pump, check that ledges on the pump and the block of cylinders are combined and tighten bolts of fastening of the water pump (see fig. Installation of the water pump).
4. Establish the remained earlier removed components and adjust a tension of a gear belt.
5. Fill in in cooling system cooling liquid and establish an engine mudguard.