By a system of shafts, levers and links the overwinding and overspeeding device which is geared to the depth indicator is attached to the hoist-control lever in such a way that the machine would be stopped automatically should the hoistman mismanipulate his levers at the beginning or end of a hoist.
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We managed to mismanipulate the old bus so they would miss their train and stay over an extra day.
Source: wiktionary
Anyway, cocksure and anxious to show off on the stage, the young student mismanipulates the chemicals under his helpless brother's eyes.
Source: wiktionary
Second, the switching device may mismanipulate in certain cases.
Source: wiktionary