thanks. good to know.

yah it's the kind with the release valve.

Maybe the connectison to adaptor or to gauge are hinky

On 11/16/07, Don Spence <dkspence@telus.net> wrote:
> The gauge will hold peak pressure if it is the type designed to do
> so. If such, it will have a release button to zero the gauge.  It not
> it will register the pressure it sees. You have to watch it and read
> peak pressures. In the case as described (dropping pressure) that
> would indicate either leaking valves or worn rings.  Do a dry/wet
> pair of tests on each cylinder. (test dry then squirt some oil into
> the cylinder and test again.) If a noticeable improvement you have
> worn rings, if not, leaking valves.Date:    Fri,
>
>
>
> 16 Nov 2007 08:26:12 -0800
> From:    neil N <musomuso@GMAIL.COM>
> Subject: Compression tester question
>
> Hi all.
>
> I bought a compression tester and tried it on my parts van 1.9 WBX
> engine. On two of the cylinders, the gauge would drop while still
> threaded in sparkplug hole.
>
> I was doing this w/o remote starter.
>
> The gauge should hold its' reading right? i.e. once it's pumped up, it
> should stay there correct?
>
> It was threaded properly, and adaptor to hose was threaded properly too.
>
> Apologies for such and elementary question!
>
> Neil.
>
>
>
>

--
Neil Nicholson. 1981 Air Cooled Westfalia -
"Jaco"  (Bustorius)

http://web.mac.com/tubaneil