Break it down piece by piece.

Pontoon boat gas tank sending unit. Electric Sending Unit with Diesel Return Line. The fuel tank should be grounded and the sender wire pink should be connected to the sender terminal on the sending unit this is the correct wiring. You can do this by opening the fuel tank access which is usually in the middle of the boat.

USED TANKS ARE FOR PICK UP ONLY - I CANNOT SHIP THEMThe capacity and size of tanks on hand areGallons L W H PriceIn Inches18 205 14. With key on bridge or connect center wire on tank usually pink to the tank ground wire. 10 8999 12999.

Then disconnect the pink and black wires from the sender and with. The floats are different aircraft sender units are mounted vertically but they seem to have the same base with screw hole pattern use the same electrical connections 2 wires one is a ground Changing a fuel tank sender unit is one of the easiest things there is to fix on a boat just make sure the new unit has the same lentgh float arm. So now I know that my fuel sending unit in the gas tank is not getting power.

I have them in different sizes. The wema marine fuel gauge sending unit fits all aluminum tanks equipped with sending unit flanges or other name brand tanks with sae 5 hole pattern. The sender itself is nothing more than a variable resistor.

But we know that were not getting power to the fuel sending unit. Skip to compare menu. I will dig that out and open it up to see if the unit is hidden there.

The sending unit itself or the tank it connects to has to ground back at the battery for the sender to work. Remove the fuel gauge. And come up with the solution.