13SET-UPSPEED GEAR SETUPThe Series T gearbox is provided with two pair of gears.By changing their relative position 4 different rotorspeeds are achieved. Choose the desired rotor speed andfollow the instructions below:1) Drain the oil from the gearbox;2) Remove the cover A unscrewingthe lobe knobs B (see picture 9).3) Change the position of the gears C and D according to the following table:4) Fix the remaining gears E and F on the suitable pins on the internal face of the cover;5) Put back the cover in its position, tighten the screws, and fill with oil.LEVELING BOARD ADJUSTMENTThe rear leveling board can be adjustedin height to better compact the groundand make it flat. The adjustment can bemade by releasing chains A (picture 10)from upper hooks B and inserting themback to the desired height.Picture 10Setting C Gear D Gear Rotor Speed PTO Speed1 17 Teeth 21 Teeth 207 RPM 5402 16 Teeth 22 Teeth 230 RPM 5403 22 Teeth 16 Teeth 225 RPM 10004 21 Teeth 17 Teeth 251 RPM 1000Picture 9