[diesel_mercedes] Re: fuel Primer Pump

Yabbutt ;

That leaves "Mechanic's marks " (tool marks) on the soft aluminum
body of the primer pump and I don't like to do that .

If you follow my method of fuel filter change you'll need not touch
the primer poump at all .

-Nate
Rich wrote:
>
> You can use channel-lock pliers to remove the old one without taking
> off the hose barb. That would work if you were putting on the new
> style, since it has a smaller hex and a crowsfoot will fit in the
> space to tighten it up.
>
> True about pumping more. The new style is tiny and takes a lot of
pumping.
>
> Since I have been changing pre-filters so often, however, I have
> developed a regimen that minimizes the required pumping.
>
> Do this when you have 3/4 tank or more fuel. And have a yogurt cup
or
> similar handy to put the old filter into.
> 1. Loosen both hose clamps.
> 2. Remove the feed hose from the old filter.
> 3. Quickly slip the new filter on the feed hose.
> 4. Hold the new filter upright and watch it magically fill with fuel
> from the bottom up, while you:
> 5. remove the old filter from the pump line.
> 6. When it's full of fuel, attach the new filter to the pump line.
> 7. Twist and arrange as necessary.
> 8. Tighten the hose clamps.
> Ready to go with minimal or no priming, and very little spillage. I
> usually drape a rag under the whole works.
>
> Rich


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