[T3] Fuel pump and Wiring

[Jim Adney]

On 4 Jan 2012 at 8:46, Adriel Rowley wrote:

> Adney, sorry to see. Wish I had gotten to this all sooner...
> 
> Came back to Sandy Eggo for couple days to get a lot done. Made an
> effort to get to the Squareback and do the test. Fuel sure did come
> out! I double checked the hoses, and they are all not kinked. Now
> what?  Per another letter, seems this means the pump is bad. Going to
> get some diesel and test the spare two I have. 

Read the paragraphs below first.

> > From: jadney at vwtype3.org

> > Noisy pumps usually mean a restriction in fuel feed to the pump. At 
> > some point I suspect this might blow a fuse, but I've never seen it 
> > get that bad. The first thing to check would be to pull off the hose 
> > to the pump inlet and just see if you get a good flow of gas out of 
> > that hose. It should be a pencil diameter stream that comes out 
> > disturbingly fast.  
> > 
> > Do this outside, no smoking, no flames or sparks in the area.
> > 
> > If you get just a dribble, you need to work your way back toward the 
> > tank. The most common problem is a clogged filter; second most common 
> > is a clogged filter screen in the tank. 
> > 
> > If the tank is close to empty and the passages in the bottom of the 
> > tank have been clogged with rust, then you may just be drawing air, 
> > so make sure the tank is at least half full when you do this.


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Jim Adney, jadney at vwtype3.org
Madison, Wisconsin, USA
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