I use one and have no issues.  The only time I have issues is when I apply more 
than 5psi or so to the ex-helium tank to help push the contents back out.  It 
can create quite the mess VERY quickly.......

Luther

On Thu, 08 May 2008 05:56:59 -0500, Mitch Haley <[EMAIL PROTECTED]> wrote:

> LarryT wrote:
>>
>> Howdy -
>>     Since my Topsider has a hose problem I thought I'd build one this time
>> and ran across this Air Vacuum Pump at Harbor Freight Tools for $8.50 (pn
>> 96677-2AYE) --  the Key on the catalog is AY9556.
>
> Those things can pull a pretty good vacuum. Not really good enough for
> air conditioning work, but stronger than a shop vac I'm sure. The
> question is whether they pull enough volume to cause trouble. The
> shop vac pulls way too much volume for an oil sucker, this one
> probably can't build up excess volume through an open hose hooked
> up to the engine if you take off the oil fill cap on the engine.
>
>



-- 
Luther   KB5QHU    Alma, Ark
'87 300SDL (272,xxx mi) head case
'85 Ford F250 6.9 diesel (x58,xxx mi)
'82 300CD (166 kmi)
'82 300D  (74 kmi) getting donor engine-sold
'85 300D (280,176) parts car sans engine

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