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Thread: B737 Which Fuel Pumps to turn on when starting APU?
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Old 14th Aug 2019, 21:26
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ImbracableCrunk
 
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Some planes are equipped with an additional DC-powered fuel pump. IIRC, it's in the L Main tank as well. I think it's powered on with the APU start switch. Not a common option, I believe.
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