2.1.8. Check of the mode of a cut-off of supply of fuel
Before check make sure that the lever of gear shifting is in neutral situation (at models with the automatic transmission the lever of the selector is installed in situation "P"), the air conditioning system is switched off, the car is fixed by the parking brake system.
Warm up the engine up to the normal working temperature.
|Fig. 2.26. Listening a sound of work of a fuel nozzle by means of a stethoscope
Listening to a sound of work of a fuel nozzle as the 2nd stethoscope 1 or the similar device, increase the frequency of rotation of the engine up to the size more than 3000 min.-1 of (fig. 2.26)
Make sure that the sound of work of a fuel nozzle disappears at sharp closing of a butterfly valve and again arises when the frequency of rotation of the engine decreases up to the size less than 2000 min.-1.