The MT-3 well in the Tanjung Jabung Field, Jambi Province, is part of an old oil field that has experienced a decrease in reservoir pressure, so that it is no longer able to produce naturally. To maintain the production rate, the Hydraulic Pumping Unit (HPU) artificial lifting method is used. At the beginning of operation, with the parameters of 1 ½ inch Plunger Diameter, 5 SPM Pump Speed, and…