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Read articles →An official step-by-step procedure video covering the transmission and hydraulic oil change on the Yanmar SA tractor, including both the hydraulic filter and the hydrostatic transmission filter. It specifies service intervals (first 50 hours, then every 300), exact oil quantity (4.1 gallons of TF-500A), filter installation technique, and leak-check steps. A useful quick reference for SA owners doing this service themselves for the first time.
Posted by the YANMAR//Academy channel, making this an official manufacturer production with a clear interest in promoting Yanmar products and dealers.
At the first 50 hours of operation, then at 300 hours, and every 300 hours after that.
Approximately 4.1 gallons of Yanmar TF-500A hydraulic oil, added through the fill port while monitoring the side glass.
It is located at the front of the left rear wheel, underneath the tractor, and is removed with a filter or strap wrench.
Fill it one-third to one-half with hydraulic oil, oil the gasket, wipe the base, turn clockwise until seated, then add a half turn more.
