STRUCTURE FOR INSTALLING COVER TO WORKING MACHINE

PROBLEM TO BE SOLVED: To enable to easily and rapidly carry out positioning of a cover in its width direction when engagedly installing the cover to a fixing part. SOLUTION: In this structure for installing a cover to a working machine, a first engaging device 25, which is removable against a first fixing part 23 and inhibited to move toward the outside of a cover surface to the first fixing part 23 and downward by engaging from above, is installed to the lower end side of a cover 20, a second engaging device, which is removable against a second fixing part and inhibited to move toward the outside of the cover surface, is installed to the upper end side of the cover 20 so that the movement in the width direction of the cover against the fixing part 22 is inhibited by engaging the first engaging device 25 to the first fixing part 23. A positioning unit 28, which engages with an engaging unit 27 formed on the fixing part 22, is installed on a terminal part in the width direction of the cover against the fixing part 22 to position the cover 20 in the width direction.