Open debug console in editor type
_pos = +(position player); _pos set [2, 100]; _cam = "camera" camCreate _pos; _cam cameraEffect ["EXTERNAL", "BACK"]; _cam camSetDir [-1,0,0]; _cam camCommit 0;
after execution the camera point in the correct direction, as soon as you hide debug console it starts spinning.
other values to try
_cam camSetDir [0,0,1];
_cam camSetDir [0,0,-1];
_cam camSetDir [1,1,0];