| 摘要 |
<p>PROBLEM TO BE SOLVED: To manage the operating time of construction machinery by each operator, grasp provision of a serviceman's service for the construction machinery in real time, easily and accurately carry out the issue of operating instructions to the serviceman, the management of a past record on the serviceman's service and labor management for the serviceman, immediately meet the request of a customer by grasping the condition of mounting of an attachment on the construction machinery, and display a communication message with information, required for operations, in a limited space in a display screen of a monitor panel. SOLUTION: When operator identifying data are input at the start of the operation of a working machine 31, the input operator identifying data, the operating time of the working machine 31 and an operator-identifying-data input date are transmitted to a terminal 11 from the working machine 31, and time, when the operator operates the working machine 31, is displayed on the terminal 11.</p> |
