Opel Vectra B

since 1995 release

Repair and operation of the car

Vektr's Opel of B
+ 1.1. Governing bodies and control devices
+ 2. Maintenance
- 3. Engines
   + 3.1. Repair of the SOCH engine installed in the car
   + 3.2. Repair of the DOCH engine installed in the car
   + 3.3. Repair of the diesel engine of 1,7 l installed in the car
   + 3.4. Repair of the diesel engine of 2,0 l installed in the car
   - 3.5. Capital repairs of engines
      3.5.1. Introduction
      - 3.5.2. Technical characteristics
         3.5.2.1. Petrol SOHC engine of 1,6 l
         3.5.2.2. Petrol DOHC engine of 1,6 l
         3.5.2.3. Petrol DOHC 1,8 and 2,0 engines of l
         3.5.2.4. Diesel engine of 1,7 l
         3.5.2.5. Diesel engine of 2,0 l
      3.5.3. Removal and installation of the petrol engine together with the transmission
      3.5.4. Removal and installation of the diesel engine together with the transmission
      3.5.5. Repair of the engine
      3.5.6. Dismantling of a head of the block of cylinders
      3.5.7. Cleaning and survey of a head of the block of cylinders
      3.5.8. Assembly of a head of the block of cylinders
      3.5.9. Removal of pistons with rods
      3.5.10. Removal of a bent shaft
      3.5.11. Block of cylinders of the engine
      3.5.12. Pistons and rods
      3.5.13. Bent shaft
      3.5.14. Survey of radical and conrod bearings
      3.5.15. Engine balance of assembly at capital repairs
      3.5.16. Installation of piston rings
      3.5.17. Choice of bearings
      3.5.18. Installation of a bent shaft
      3.5.19. Pistons and rods, check of working gaps of conrod bearings
      3.5.20. Check of a working gap of the bearing of the lower head of a rod
      3.5.21. Installation of pistons with rods
      3.5.22. Start of the engine after capital repairs
+ 4. Heating, ventilation
+ 5. Fuel system
+ 6. Systems of start, ignition
+ 7. Transmission
+ 8. Brake system
+ 9. Running gear
+ 10. Body
+ 11. Electric equipment
+ 12. Main malfunctions

3.5.2.5. Diesel engine of 2,0 l

GENERAL INFORMATION

Head of the block of cylinders
The most admissible neploskosnost of the lower surface of a head of the block of cylinders	N/A
Height of a head of the block of cylinders	140 mm
Valve saddle width	1.4 – 1.8 mm
Valves
Height of the directing valve plug in a cylinder head	11.20 – 11.50 mm
Diameter of a core of the valve:
– inlet valve:
• nominal (K)	5.955 – 5.970 mm
• the 1st increased size (0.075 mm - K1)	6.030 – 6.045 mm
• the 2nd increased size (0.150 mm-K2)	6.105 – 6.120 mm
– final valve:
• nominal (K)	5.945 – 5.960 mm
• the 1st increased size (0.075 mm - K1)	6.020 – 6.035 mm
• the 2nd increased size (0.150 mm-K2)	6.095 – 6.110 mm
Valve core exit	less than 0.03 mm
Diameter of an opening of the directing valve plug:
– nominal (K)	6.000 – 6.012 mm
– the 1st increased size (0.075 mm - K1)	6.075 – 6.090 mm
– the 2nd increased size (0.150 mm-K2)	6.150 – 6.165 mm
Gap between a core and a guide of the valve	N/A
Valve length:
– new	97.1 – 97.2 mm
– minimum	96.9 – 97.0 mm
Diameter of a plate of the valve:
– inlet valve	28.9 – 29.1 mm
– final valve	25.9 – 26.1 mm
Block of cylinders
Maximum admissible neploskosnost	N/A
Diameters of cylinders:
– standard:
• group of the sizes 8	83.975 – 83.985 mm
• group of the sizes 99	83.985 – 83.995 mm
• group of the sizes 00	83.995 – 84.005 mm
• group of the sizes 01	84.005 – 84.015 mm
• group of the sizes 02	84.015 – 84.025 mm
– the increased size (0.5 mm)	N/A
Maximum ovality of the cylinder	N/A
Maximum conicity of the cylinder	N/A
Pistons and rings
Diameter of the piston:
– standard:
• group of the sizes 8	N/A
• group of the sizes 99	N/A
• group of the sizes 00	N/A
• group of the sizes 01	N/A
• group of the sizes 02	N/A
– the increased size (0.5 mm)	N/A
Piston gap in the cylinder	N/A
Gaps of the lock of the piston ring (established in an opening):
– top and lower sealing rings	0.3 – 0.5 mm
– oil scraper ring	0.4 – 1.4 mm
Gap of a piston ring in the piston:
– top and lower sealing rings	0.02 – 0.04 mm
– oil scraper ring	0.01 – 0.03 mm
Thickness of a piston ring:
– top sealing ring:
• X20DTL engine	2.00 mm
• X20DTH engine	2.50 mm
– lower sealing ring:
• X20DTL engine	1.75 mm
• X20DTH engine	2.00 mm
– oil scraper ring	3.0 mm
Piston fingers
Diameter	29 mm
Length	68 mm
Rod
Side gap of the lower head of a rod	0.07 – 0.28 mm
Bent shaft
Axial side play	0.05 – 0.15 mm
Diameters of radical necks:
– 1st group of the sizes (green)	67.966 – 67.974 mm
– 2nd group of the sizes (brown)	67.974 – 67.982 mm
– 1st reduced (0.25 mm)	67.716 – 67.732 mm
– the 2nd reduced (0.50 mm)	67.466 – 67.482 mm
Diameters of conrod necks:
– standard	48.971 to 48.990 mm
– 1st reduced (0.25 mm)	48.721 to 48.740 mm
– the 2nd reduced (0.50 mm)	48.471 to 48.490 mm
Maximum ovality	0.03 mm
Maximum conicity	N/A
Working gap of the radical bearing	0.016 – 0.069 mm
Working gap of the bearing of the lower head of a rod	0.010 – 0.061 mm