03’ International 9900 pass side fuel tanking churning fuel and hot

[Redland1]

(04-13-2021 )Rawze Wrote:  

(04-12-2021 )Redland1 Wrote:  The passenger side tank is hot and churning fuel.A bit of vapor comes out as well.Exhaust pipe runs right next to it.Any ideas as to what is causing it?

https://imgur.com/a/v3Sx3Dg

both sides should be roughly same temp... not just one side.

CM870 engine returns any unused fuel from the engine fuel pump back to the tanks, and the fuel stays warm normally.

I’m going to check the tank levels today because I think they might not be leveling and if they are it’s very slowly.