Work Device Diagnosis System, Agricultural Machine, Agricultural Work Assistance System

Abstract: A work device diagnosis system (11) is provided with a weight sensor (17) that detects the weight of a work device (2) connected to a traveling body (3) of an agricultural machine (1) traveling in a field (H), and a control device (12) that diagnoses the work device on the basis of a change in the weight of the work device. The work machine has the work device diagnosis system, the traveling body, and a connection device (8) that connects the work device to the traveling body. An agricultural work assistance system (100) includes the work device diagnosis system, the agricultural machine, and a management server (20) on which an externally accessible database (21) has been constructed, the agricultural machine further has a communication device (18) that communicates wirelessly with the management server, the control device transmits a diagnosis result for the work device to the management server via the communication device, and the management server receives the diagnosis result for the work device and stores the result in the database.

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