Did you know that dried parchment coffee or dried coffee cherry used in testing the Coffee Huller shall be from commonly or locally grown coffee variety with 9%-12% moisture content (wet basis). If the machine uses rubber roll huller, dried parchment coffee shall be used. The amount of test material to be supplied shall be sufficient for the required test trials, running-in, and laboratory tests. At least three (3) trials shall be conducted with minimum duration of fifteen (15) minutes per trial. However, if the test materials are not conforming to the recommended quantity and characteristics, the test engineer shall not pursue the test.
Source: PNS/BAFS 213:2017 Agricultural Machinery – Coffee Huller – Methods of Test
For more information on Coffee Huller – Methods of Test, check the Philippine National Standards (PNS) at https://bafs.da.gov.ph/page/PhilippineNationalStandards