Engine_2014 : Motor Plants and Auxiliary Boilers - 1141/2614
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| The part labeled "R" on the device shown in the illustration is used to __________ . |
| A) prevent part "F" from independently rotating |
| B) drain off the closing water at the beginning of the self-cleaning cycle from under the sliding bowl bottom |
| C) drain off the closing water at the end of the self-cleaning cycle |
| D) drain off the opening water at the end of the self-cleaning cycle |
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Illustration MO-0012
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