Engine : Expired / Motor Plants and Auxiliary Boilers - 815/354
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| While operating the fuel oil centrifuge shown in the illustration, the bowl fails to open for sludge ejection. The probable cause is that __________. MO-0012 |
| A) the seal ring on the operating slide is defective |
| B) the operating water pressure is too high |
| C) the bowl disk set is clogged |
| D) one or more of the sludge ports is partially clogged |
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Illustration MO-0012
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