Mitsubishi Electric RH-3FH Series Instruction Manual page 63

2 Unpacking to Installation
Changing the flange surface posture
Vertical
上下
＋Z
Radius
半径 Arc －X
円弧
－ ＋
－Y
＋Y
C
＋X
－Z
*The position of the end axis will not change.
・ When the [+C (J6)] keys are pressed, the Z axis will rotate in the plus direction.
When the [-C (J6)] keys are pressed, rotates in the minus direction.
Confirming the operation 2-50