Mailing List lml@lancaironline.net Message #5641
From: Bob <rab22@bigfoot.com>
Subject: Re: Tech help
Date: Sat, 27 May 2000 21:59:31 -0700
To: <lancair.list@olsusa.com>
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> During the latest flight in my Super ES I noticed the ammeter fluctuating
> quite a bit.  This was happening even though I was not adding or taking away
> any electrical load.  The voltmeter was not showing any abnormal activity.  
> When I did make some electrical changes (pitot heat, landing lights, other
> stuff) the ammeter didn't seem to act appropriately.  I have a VM1000 display
> and have had problems with it at different times.  I have not done any load
> changing with the engine not running.  I will be doing that soon to see how
> the ammeter acts.  I'm afraid I have to show my ignorance by asking if anyone
> has any suggestions for this situation.

The first thing I would check for is loose wires.  Do a close inspection of
the wires where they connect to the DPU, I use a bright light and a dental
mirror.  
Check the transducer connections too, if you don't find anything at the DPU.

Bob Belshe
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