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Poor fuel tank range
Posted: Sat Mar 09, 2013 1:45 pm
by hawk2993
Hi guys,
I'm struggling to hit 150km's before having to switch to reserve on my RVF400, and even when i switch to reserve the bike doesn't get the fuel fast enough if you know what i mean. It'll end up cutting out and i'll have to keep pumping and trying to start the bike for it to run on reserve. I have a moriwaki full race exhaust system.
I just don't understand why i keep cutting out around 130-150 :/
Thanks
Re: Poor fuel tank range
Posted: Sat Mar 09, 2013 1:57 pm
by speedy231278
Check the fuel hose. I had something similar and found it was kinked. My bike would run onto reserve early, take a while to pick back up after running onto reserve, and well before it ran dry it would splutter like it was running onto reserve again.
Re: Poor fuel tank range
Posted: Sat Mar 09, 2013 3:03 pm
by Neosophist
Maybe fuel hose is kinked or aftermarket and routed wongly.
you have a blocked breather, bad vaccum hose / diaphram / blocked tap or a fuel filter installed?
Have you opened the tank when it doesnt flow anymore and had a look to see how much is there?
Next time it happens, instead of keep trying to start it, crank it for a few seconds and then wait a minute or two for the fuel to fill up the carbs.
If you can shine a torch into the tank have a look at the filter in the tank.
Re: Poor fuel tank range
Posted: Wed Mar 13, 2013 11:58 pm
by makz2008
Neosophist wrote:Maybe fuel hose is kinked or aftermarket and routed wongly.
you have a blocked breather, bad vaccum hose / diaphram / blocked tap or a fuel filter installed?
Have you opened the tank when it doesnt flow anymore and had a look to see how much is there?
Next time it happens, instead of keep trying to start it, crank it for a few seconds and then wait a minute or two for the fuel to fill up the carbs.
If you can shine a torch into the tank have a look at the filter in the tank.
theres a filter in the tank? is this the same for a 30 aswell?
Re: Poor fuel tank range
Posted: Thu Mar 14, 2013 12:42 am
by Cammo
makz2008 wrote:
theres a filter in the tank? is this the same for a 30 aswell?
Yep, it's just a basic plastic gauze filter on top of the fuel tap (brown bit below) to stop debris entering the carbs. There are also filters of a similar gauge on each of the 4 carbs.

Re: Poor fuel tank range
Posted: Thu Mar 14, 2013 12:49 am
by makz2008
Cammo wrote:makz2008 wrote:
theres a filter in the tank? is this the same for a 30 aswell?
Yep, it's just a basic plastic gauze filter on top of the fuel tap (brown bit below) to stop debris entering the carbs. There are also filters of a similar gauge on each of the 4 carbs.

thanks

i had no idea...will have a look at it tomorrow then