| 摘要 |
PROBLEM TO BE SOLVED: To dissolve the problem of the presence of the danger of dragging a work machine and damaging it in the state of storing the freely vertically movably provided work machine in a grounded state at the time of storing a work vehicle such as a tractor and a combine, etc., to a garage or the like and the danger of damaging the equipment and entrance, etc., of the garage at the time of positioning the work machine at an upper part and storing it. SOLUTION: In the tractor 10 provided with the work machine l provided freely vertically movably by the turning of a lift arm and a speed change controller capable of changing a speed change position by the operation of a hydraulic cylinder and a hydraulic clutch, the operation of the hydraulic cylinder and the hydraulic clutch is held neutral or on a low speed side for not damaging the work machine by the command of a controller until the position confirmation operation (matching of a lift arm angle and the set angle of a position lever 4) of the work machine 1 set beforehand is performed at the time of starting an engine. |
