To provide a maintenance work support device, a maintenance work support method, and a maintenance work support program for supporting maintenance work by reducing the number of times of dispatching of a maintenance worker.SOLUTION: A maintenance work support device has: a first acquisition unit for acquiring a data set including a combination of device information of a target device and driving information of the target device or a combination of the device information of the target device and phenomenon information indicating a phenomenon related to the target device; a second acquisition unit for acquiring work content information which is related to contents of a maintenance work performed on the target device by a maintenance worker and in which a replaced or repaired part or a new part after replacement is recorded; and a learning unit for learning, in association with each other, the data set acquired by the first acquisition unit and the replaced or repaired part or the new part after the replacement recorded in the work content information acquired by the second acquisition unit.SELECTED DRAWING: Figure 1
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