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Identifying the root cause failure of the defected pump.
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The width of pump housing at center bearings. The defected pump case.
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As a result of pump housing weakness comparing with the previous versions of same pump which carries all the radial and axial loads, a sudden crack occurred at the pump housing main supports. That crack resulting in excessive heat for main and center bearings..
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That mentioned crack in pump housing cause a seriuous damage for the two main bearings and the two center bearings..
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the crankshaft also had several scratches and defects, causing pump S/D due to overheat..