Oil & Fuel Trash in Diesel Tank

   / Trash in Diesel Tank #1  

GGM

New member
Joined
Nov 26, 2010
Messages
1
Tractor
Kubota L4400
I have a L4400 HST with low hours but got trash in the diesel tank. Any one have instruction on how to remove the tank to clean it out? How much work is it?
 
   / Trash in Diesel Tank #2  
I have a L4400 HST with low hours but got trash in the diesel tank. Any one have instruction on how to remove the tank to clean it out? How much work is it?

I want to save you a lot of work and aggravation and having to slap the warranty police-

1. drain the tank with a siphon pump to push the fuel out into a
CLEAN container as much as physically possible.

2. use a shop vac of some brand to suck the remaining fuel and debris out of
the tank using a one inch vacuum hose. This size allows you to twist the
hose around and reach the whole inside area of the tank.

If you have some ground corncob throw a coffee can full in the vacuum tank to absorb the diesel fuel vacuumed out as kitty litter does not work well.


(if you use any tools, use the crevice tool to aid in cleaning and dontr lose
it)-you will need some stiff wire to make a hook if it decides to vacation in
the tank(no the plastic is not compatable and will dissolve in the tank-not
good)

4. blow out the disconnected fuel lines, reattach the fuel lines, add fuel, bleed the injection pump and its done.

Happy motoring
 
   / Trash in Diesel Tank #3  
Hope it's not too late (just now seeing the thread as have been busy with new home construction).

Had the same issue with my L4330. I've always been very careful to use good quality clean fuels and a fuel treatment, but still developed some sort of glop in the tank. I sucked a clod of it down into the filter housing and had to clean that out (filter element was actually still fine). I pulled the hose from the filter housing and blew backward through it into the tank. That temporarily solved the problem. The clog happened when the tank was low, so I assumed that the glop was floating (algae?). So I made a point of keeping the tank full for the next few hours of op and had no problems. When I had a little more time, I siphoned most of the tank out into a clean bucket (there was NO glop). Then pulled the hose off the bottom of the tank and blew into the filler neck to force out any remaining fuel or glop. You can do all this (at least on a L4330) without removing ANYTHING except the filter and the hoses. It helps to orient the tractor so that the tank hose fitting is at the lowest point. NOTE: the slight pressure from blowing into the tank caused fuel to spray around quite a bit out of the tank fitting, but it was only about a quart, and not too hard to clean up with a bit of simple green and a hose.

No problems since.

Hope it is (or was) as easy to resolve for you!

- Jay
 
   / Trash in Diesel Tank #4  
I agree drain tank even better if you can remove tank and do good flushing,also replace fuel line plus filter...maybe pain but more of headache to fix problem dong project.
 

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