Use only SAE #30 engine oil . Avoid multi-grade oils (e.g., 10W40), as they can negatively impact the coefficient of friction and cause clutch slippage.
Most TMP 12000 units are designed for right-hand rotation engines. Note that direct-drive models turn the propeller in the same direction as the engine, while reduction boxes may vary based on the number of pinions used. Critical Maintenance and Assembly Components tmp gearbox workshop manual top
During disassembly, pay close attention to the following high-wear areas: Use only SAE #30 engine oil
Before beginning any workshop repairs, confirm the specific model from the serial plate located on top of the gearbox. tmp gearbox workshop manual top
The gearbox is typically attached to the engine bell housing by internal nuts. You must remove the gearbox and bell housing as a single unit.