The fan blows air through the sieves to remove "chaff" (husks and straw).
The Zmaj 142 uses mechanical or early electronic sensors. If your gauge is bouncing, check the cable behind the dashboard or the sensor near the drum shaft. Zmaj 142 RPM
If you see grain on the ground behind the combine, your RPM is likely too high . If there is too much "trash" in your grain tank, your RPM is too low . Standard Range: 600 – 950 RPM. 4. Working Ground Speed The fan blows air through the sieves to
if you notice your drum RPM dropping while the engine RPM stays steady, check the tension on the main drive belt. If you see grain on the ground behind
Since "RPM" can refer to several different components, this guide covers the three most critical areas: the , the Thresher (Drum) , and the Cleaning Fan . 1. Engine Operating Speed