Condition of failure | Cause (in processing) | remedy |
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Poor capacity | foreign matter in feed valve. | remove foreign matter. | worn emery rings | replace them | worn brake rods | replace them |
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A large amount of broken rice | a large amount of rice with crack | reduce load by reducing feed rate | excessive weight resistance | adjusting weight | brake rods worn | replace them |
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Rice temperature rise too high | insufficient air | increasing air flow rate | inferior efficiency of screen, emery rings due to wear down | replace them | adhesion of bran to screen frame or clogging thereof | remove the bran stuck on the frame or on the apertures |
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Inferior efficiency of whitening degree | worn emery rings and screen | replace them | adhesion of bran to screen frame or clogging thereof | remove the bran stuck on the frame or on the apertures |
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Inferior efficiency of bran-removing | insufficient air | increasing air flow rate |
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