Engine : Motor Plants and Auxiliary Boilers - 1165/947 |
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When the timing gear backlash for a Roots-type blower has become excessive, the problem is properly repaired by __________. |
A) renewing the drive gear |
B) renewing the driven gear |
C) renewing both driving and driven gears as a set |
D) shimming and pinning the gears with proper backlash |
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