5.2.7. Power supply system
The power supply system is similar specified for ZMZ-4025, ZMZ-4026 engines.
Differences only in the following:
- the K-151T carburetor differs from the K-151 carburetor in the changed dosages of some jets. The basic dosing elements of the K-151T carburetor are given in tab. 4.7;
Table 4.7. The basic dosing carburetor elements
|
Name of elements
|
First camera
|
Second camera
|
|
The jet is fuel main, cm3/min.
|
235±3,0
|
235±4,5
|
|
The jet is air main, cm3/min.
|
280±3,5
|
280±3,0
|
|
Block of jets of idling, cm3/min.:
|
|
|
|
idling tube
|
95±1,5
|
-
|
|
the tube is emulsion
|
95±1,5
|
-
|
|
Jet air idling, cm3/min.
|
190±2,5
|
-
|
|
Jet emulsion idling, cm3/min.
|
210±3,0
|
-
|
|
Jet fuel, cm3/min.
|
-
|
200±2,0
|
|
Jet air transitional system, cm3/min.
|
-
|
270±3,5
|
|
Diameters of diffusers, mm:
|
|
|
|
small
|
10,5+0,011
|
10,5+0,011
|
|
big
|
23+0,045
|
23+0,045
|
- the fuel pump differs from the fuel pump of ZMZ-4025, ZMZ-4026 engines in a diaphragm drive lever configuration from a camshaft cam;
- the fuel filter of thin purification of fuel — with the mesh or replaceable paper filtering element.