Quote:
Originally Posted by amrazM
yes.
for one, throw away the hobbs switch that comes with the kit, get a honeywell pressure switch. second test the new hobbs switch and set it to close the ground at the desired pressure which is probably 4psi.
on the fuel pump, ground to the chassis, use a clean ground preferably the ground terminal.
86- run to switched battery voltage
85- run to Hobbs switch pin 1
30- run to battery voltage use larger gauge wire here for pump power.
87- run to fuel pump power side.
Hobbs switch
pin 1- to relay pin 85
pin 2- chassis ground
if your tank doesnt read full something is blocking the measuring unit
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Agreed can’t stress enough the Hobbs switch with the kit is complete trash. I ordered the Honeywell one and worked like a charm.