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Lift Pump Confusion - 2001


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  • Owner

Michael you have the AD150 set up,did you increase the 3/8 steel line from the tank & drawstraw ?

I'm full 1/2" line from the Drawstraw I to the VP44 including the stock filter is on the system. There is is no old fuel plumbing left in my setup.

I have mine mounted on the outside of the frame rail just behind the cab. No problem with road debris there.

The only reason I said this is from driving up and down forestry road the filter use to get dents from all the roads and tree limbs I would run over. I figured on day I would be unlucky and poke a hole. :rolleyes:
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  • 1 month later...

Not trying to hi-jack the thread but, this weekend I tested my block mounted lift pump, I pulled it off the truck and jumper wired it to check pressure, the pump has a red and black wire fromthe pump side connector. I thought the black was ground, black from the engine side of the connector is ground, ran the pump and no pressure, reversed the wires and BAM 26 psi. I purchased the truck used and don't know the history but the pump wiring is reversed and could never have put out any pressure/fuel. So black is positive and red is negative on this block pump.

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