The rice mill was blocked and the output was reduced. The main reason is that the feed amount is too large, the discharge port pressure is too large or the discharge port is too small; the discharge port is blocked by the meter, the reason may be the belt slip, roller wear or knife wear; raw material moisture is too high or spiral head Wear, loose. Rice bran contains rice, too much broken rice. Main reason: rice screen broken or joint joint too large; delivery head and roller joints uneven, uneven surface roller; rice machine exports is not smooth; rice knife is too thick, roller and rice knife distance is too small; speed instability. The sudden increase in current suddenly decreases. Main reasons: feed inlet broken, pressure valve failure, broken rice screen, broken rice sieve bracket, excessive foreign material or feed into the machine, malfunction of outlet pressure gate, blocked rice screen, poor rice exhaust, rice tube Or clogged; blocked power supply. The accuracy of the fuselage decreased, and the roughness was uneven. The main reason: the knife wear; too little feed or outlet pressure is too small. Body vibration, bearing hot. Main reasons: Shaft or pulley imbalance; Loose anchor bolt loose; Bearing too much oil or lack of oil; Lubricating oil dirty. Abnormal smell. Causes: Roller loose or broken; foreign matter dropped into the machine; bearing and seat damaged; belt slipping; nut loose.