Opel Astra A

1991-1998 of release

Repair and operation of the car



Opel Astra A
+ 1. Maintenance instruction
+ 2. Maintenance
- 3. Engines
   - 3.1. SOHC engines
      3.1.1. Introduction
      3.1.2. Technical characteristics
      3.1.3. Check of a compression
      3.1.4. Top Dead Point (TDP)
      3.1.5. Cover of a head of cylinders
      3.1.6. Pulley of a kolechaty shaft
      + 3.1.7. Top external cover of a gas-distributing belt
      3.1.8. Back cover of a gas-distributing belt
      3.1.9. Gas-distributing belt (models of 1,4 and 1,6 l)
      3.1.10. A gas-distributing belt (C18 NZ, C20 NE which are released till 1993)
      3.1.11. Gas-distributing belt (C18 NZ, C20 NE 1993 of release later)
      3.1.12. Camshaft asterisk
      3.1.13. Asterisk of a bent shaft
      3.1.14. Tension roller of a gas-distributing belt (l models 1,4 and 1,6)
      3.1.15. Camshaft epiploons
      3.1.16. Camshaft
      3.1.17. Head of cylinders
      3.1.18. Oil pallet and maslozaborny branch pipe
      3.1.19. Oil pump
      3.1.20. Epiploons of a bent shaft
      3.1.21. Flywheel
      3.1.22. Fastening of the engine and transmission
   + 3.2. DOHC engines
   + 3.3. Diesel engines
   + 3.4. Engine electric equipment
+ 4. Ventilation and heating
+ 5. Power supply system
+ 6. System of decrease in toxicity
+ 7. Coupling
+ 8. Transmissions
+ 9. Half shafts
+ 10. Brake system
+ 11. Suspension bracket and steering
+ 12. Body
+ 13. Electric equipment
+ 14. Electrical circuitries







3.1.8. Back cover of a gas-distributing belt

MODELS 14 NV, C 14 NZ, C16 NZ, X 16 SZ

Removal and installation

PERFORMANCE ORDER
1. Remove external covers of a gas-distributing belt.
2. Take off a gas-distributing belt.
3. Remove asterisks of a gas-distributing belt.
4. Unscrew a fixing bolt and remove the indicator of a tension of a gas-distributing belt.
5. Unscrew and take the screws fixing a back cover of a gas-distributing belt to a head of cylinders and the block of cylinders and uncover.
6. Installation is carried out upside-down removals.

MODELS 14 SE, C 14 SE, C16 SE

Removal and installation

PERFORMANCE ORDER
1. Remove external covers of a gas-distributing belt.
2. Take off a gas-distributing belt.
3. Remove asterisks of a gas-distributing belt.
4. Unscrew a fixing bolt and remove the indicator of a tension of a gas-distributing belt.
5. Unscrew two top and two lower screws fixing a back cover of a gas-distributing belt.
6. Remove a back cover and disconnect a sensor wire from a back part of a cover.
7. Installation is carried out upside-down removals.

MODELS C 18 NZ, C 20 NE

Removal and installation

PERFORMANCE ORDER
1. Remove external covers of a gas-distributing belt and a gas-distributing belt.
2. Remove asterisks of a gas-distributing belt.
3. If necessary disconnect a wire from the sensor fixed on a cover.
4. Unscrew two top and two lower screws and uncover, having disconnected it from the small back cover fixed on the cooler pump.
5. Unscrew a fixing bolt and disconnect a smaller cover from the cooling system pump.
6. Installation is carried out upside-down removals.