PROBLEM TO BE SOLVED: To avoid discharge work while the machine body is inclined that would cause trouble in carrying-out work.SOLUTION: A combine-harvester according to the present invention comprises: a grain tank 12 for storing the grain obtained by a thresher 11 which applies threshing treatment to grain culms reaped by a reaping part 4 a grain discharge apparatus 40 including a longitudinal conveyance part coupled to the grain tank 12, a lateral conveyance part coupled to an upper end portion of the longitudinal conveyance part, and a discharge port formed at a tip portion of the lateral conveyance part, and discharging, through the discharge port, the grain stored in the grain tank 12 a swiveling mechanism SM for swiveling the grain discharge apparatus about a vertical axis between a retracted position in which the discharge port is retracted in the machine body in plan view and a discharge position in which the discharge port goes out of the machine body in plan view an inclination detection device 93 for detecting an inclination of the machine body and a grain discharge management part 553 for inhibiting the swiveling from the retracted position to the discharge position of the grain discharge apparatus 40 when the inclination exceeds a threshold value for the discharge apparatus.SELECTED DRAWING: Figure 8COPYRIGHT: (C)2017,JPO&INPIT【課題】搬出作業に不都合が生じるような機体の傾斜状態での排出作業を回避すること。【解決手段】刈取部4によって刈取られた刈取穀稈を脱穀処理する脱穀装置11によって得られた穀粒を貯留する穀粒タンク12と、穀粒タンク12に連結された縦搬送部、縦搬送部の上端部に連結された横搬送部、及び、横搬送部の先端部に形成された排出口を有し、穀粒タンク12に貯留された穀粒を排出口から排出する穀粒排出装置40と、排出口が平面視で前記機体内に入る格納姿勢と排出口が平面視で機体外に出る排出姿勢との間で穀粒排出装置を縦軸心周りで旋回させる旋回機構SMと、機体の傾斜角を検出する傾斜検出器93と、傾斜角が排出装置用しきい値を超えた場合、穀粒排出装置40の格納姿勢から排出姿勢への旋回を禁止する穀粒排出管理部553が備えられている。【選択図】図8