PROBLEM TO BE SOLVED: To provide a proper processing device capable of surely performing proper processing of a vehicle.;SOLUTION: This proper processing device is provided with a tool 13 for respectively extracting plural kinds of liquid materials remaining in the vehicle V to be processed, a work indicating board 16 for indicating the tool corresponding to the next work, a limit switch 142 for detecting that the tool is set in an extracting part of the liquid materials, a time measuring means for measuring time after setting the tool in the extracting part of the liquid materials, display lamps 181 and 182 for displaying whether or not extracting work is normally completed and a controller 15 for outputting the effect of indicating the tool corresponding to the next work to the work indicating board 16 on the basis of predetermined tool selecting order and outputting the effect to the display lamps when actual work time measured by the time measuring means exceeds predetermined reference time.;COPYRIGHT: (C)2002,JPO
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