BMW 3 series E30

Since 1983-1994 of release

Repair and car operation



BMW E30
+ 1. The maintenance instruction
+ 2. Maintenance service
+ 3. The engine
+ 4. Cooling system
+ 5. Heating and ventilation
- 6. Fuel system
   6.2. Specifications
   6.3. Check of system of injection
   6.4. A measuring instrument of a stream of air
   6.5. A throttle branch pipe
   6.6. A regulator of pressure of fuel
   6.7. An atomizer of start-up of the cold engine and a thermotimer
   6.8. Check and replacement of atomizers
   6.9. The air proof-reader of idling
   6.10. An order декомпрессии fuel system
   6.11. Check of pressure of fuel
   6.12. The fuel pump, the pump of pumping and the gauge of level of fuel in a tank
   6.13. Gasoline pipe lines and the union
   6.14. A fuel tank
   6.15. The air filter
   6.16. A cable of a drive throttle заслонки
   6.17. The carburettor
+ 7. An exhaust system
+ 8. Transmissions
+ 9. Coupling
+ 10. Brake system
+ 11. A running gear
+ 12. A body
+ 13. An electric equipment
+ 14. A good advice



6.2. Specifications
THE GENERAL DATA

The carburettor (type Solex 2B4)

The main jet:
  – 1st chambers
Х120
  – 2nd chambers
Х90
Jet of the air proof-reader:
  – 1st chambers
135
  – 2nd chambers
75
Diameter big диффузора:
  – 1st chambers
24 mm
  – 2nd chambers
28 mm
Air jet of idling:
  – 1st chambers
50/120
  – 2nd chambers
40/125
Diameter of the needle valve поплавковой chambers
2,0 mm
Backlash air заслонки
4 – 5,5 mm
Preliminary tightness of a spring of the gauge of an angle of rotation throttle заслонки
22 – 24 mm
The control size for float installation:
  – 1st поплавковой chambers
27 – 28 mm
  – 2nd chambers
29 – 31 mm

The carburettor (type Solex 2BЕ)

The main jet:
  – 1st chambers
Х120
  – 2nd chambers
Х110
Jet of the air proof-reader:
  – 1st chambers
140
  – 2nd chambers
70
Diameter big диффузора:
  – 1st chambers
24 mm
  – 2nd chambers
28 mm
Fuel jet of idling:
  – 1st chambers
47,5
Air jet of idling:
  – 2nd chambers
180
Diameter of the needle valve поплавковой chambers
2,0 mm
Backlash air заслонки
4 – 5,5 mm
Resistance of a winding of the gauge of an angle of rotation throttle заслонки
0,97 – 1,63 Ohm
Resistance of the gauge of temperature of sucked in air:
  – At-10 With
8200 – 10500 Ohm
  – At-20 With
2200 – 2700 Ohm
  – At 80 With
300 – 360 Ohm
The control size for float installation:
  – 1st поплавковой chambers
27 – 28 mm
  – 2nd поплавковой chambers
29 – 31 mm
Control pressure of fuel (the carburettor engine, idling)
0,1 – 0,3 кГс/см2
Data for check of system of injection
Pressure of fuel, кГс/см2:
  – 316i, engine M40/V16
3,0 (0,06)
  – 318i, engine M10/V18
2,5 – 3,0
  – 318i, engine M40/V18
3,0 (0,06)
  – 320i, engine M20/V20 (with system of injection L-Jetronic)
2,5 – 3,0
  – 320i, engine M20/V20 (with system of injection Motronic)
2,5 (0,05)
  – 325i, engine M20/V25
3,0 (0,05)
Pressure in fuel system after an engine stop
2,1 кГс/см2
The pressure of fuel developed by the pump
6,3 – 6,9 кГс/см2
Pressure of fuel in the pump after an engine stop
5,5 кГс/см2
Pressure of fuel of the pump of pumping
0,28 – 0,35 кГс/см2
Resistance of atomizers
14,5 – 17,5 Ohm
Free wheeling of a cable throttle заслонки
1,0 mm

The inhaling moments (Н.м.)

Carburettor fastening
10
Pump fastening
12
Bolts and nuts of a throttle branch pipe
19 – 28