| 摘要 |
PROBLEM TO BE SOLVED: To improve driving comfortability for an operator, and visually recognize an abnormal display part of a controller. SOLUTION: A recess part is formed on a side wall 30 opposed to a drivers cab 5 in a side exterior cover 15 of a slewing car body 3 of an upper part, and a controller 31 is attached in the recess part to block up by the cover. A window is formed on the cover so as to oppose to an abnormal display part (31a) of the controller 31. As a result, an operator in drivers cab can be visually recognized the abnormal display part (31a) of the controller 31. Moreover, since the controller 31 does not narrow an inside of the drivers cab 5, driving comfortability can be improved.
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