units, maintenance involves removing the transaxle, draining the oil through the fill port, and replacing it with fresh fluid (often 20w50 motor oil or specialized hydrostatic fluid).
: When opening a transaxle for repair, it is vital to clean out metal sediment from the magnets and gear housing. Using lint-free materials like paper towels can help remove debris from hard-to-reach areas.
, use hydraulic fluid and a pump-motor system to provide variable speed without manual shifting.