| 摘要 |
PROBLEM TO BE SOLVED: To provide a remote maintenance system which does not need construction, etc. SOLUTION: A job site radio module 103 to be connected to a radio public communication line and a job site machine control system 102 are connected to a remote maintenance object machine 101 and the job site machine is managed through the use of the radio public communication line in the maintenance system for a job site machine. The maintenance system is provided with a management server 105 to be connected to the radio public communication line and manages the remote maintenance object machine by the management server through the job site machine control system. Required management data of the management remote maintenance object machine by the management server is registered and preserved and a user reads it from a radio portable browser terminal 106 as necessary. Besides, the user performs access to the management server from the radio portable browser terminal and, then, directly controls the remote maintenance object machine. |
