We always attached a standpipe to the main siphon pipe, and equipped it with a fitting that we plugged an air hose from our gas powered air compressor into.... the pressurized air rushing past created a venturi effect, and drew water into the siphon pipe. No vacuum pump needed.

Naturally, plug the outlet side first.......


"Forget pounds and ounces, I'm figuring displacement!"

If we accept that: MBG(+)FGSF(=)HBG(F1)
And we surmise that: BG(>)HBG(F1) while GSF(<)HBG(F1)
Would it hold true that: HBG(F1)(+)AM500(x)q.d.(=)1.5lbGRWT?
PB answer: It depends.