fuel sender unit

Hello Everyone I just purchased a 1999 400 Sundancer with CAT engines. The Starboard fuel sending unit has gone and i cant find the unit on the tank as there is not much space to visually inspect or service the system. I did trouble shoot the gauges on the dash, and the fuel sending unit on...

Hi All...new member here. I recently had to have the main drive coupler replaced on my 1994 230DA and once I got the boat back from the shop the fuel gauge no longer works. I'm wondering if there was a wire that possibly didn't get re-connected that I should look for? Also, any testing...