From the feedback analysis: 1, fusible plug rupture, the operation of oil and fuel tank temperature is too high, if there is water pump reverse phenomenon before this failure? Whether the oil temperature has been at a high level? The inner shaft bearing temperature is high and fusible plugs not directly related to rupture, but the relationship between the oil temperature and; check cooler, cooling water, hydraulic oil and lubricating oil pressure even if there is an abnormal situation
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