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Re: Europa-List: Electrical Shortage

Subject: Re: Europa-List: Electrical Shortage
From: Rman <topglock@cox.net>
Date: Mon, 20 Mar 2006 17:24:57

Garry,

I had a similar low voltage problem, once.  Check the fuse in your 
rectifier system.  Mine was blown and therefore, did not charge the 
battery...

Jeff - N55XS
149 hrs, with new autopilot installed and checked out...

Garry wrote:

>
>Being VERY electrically challenged, I'm hoping some of my smarter Europa 
>friends
can help point me in the right direction to solve a recent problem.  I have
an R.C. Allen electric artificial horizon instrument which began to "tumble"
several months ago.  I returned it to the factory and they said it tested OK,
but replaced the bearings anyway.  I reinstalled it, but same thing happened.
When I telephoned the factory they suggested that perhaps I wasn't getting full
electrical power to the unit.  I'm assuming by that they mean 13.2 volts (2.2
volts per battery cell, times 6 cells).  The voltmeter in my panel reads 11.9
volts with radio, GPS and transponder turned on, and reads 12.1 volts when
I turn off the radio, GPS, and transponder.  My Ammeter reads 
003.............whatever
that means.  Increasing my RPM from 4900 to 5200 increases the voltmeter
reading by about .1 volt.  Do I have a voltage problem?  If so, why?  I've
been flying my trigear 914 for 6 years without this !
> problem, and have not added any additional electrical equipment to the plane
in the 6 years.  My battery is 2 months old.  Should I be looking at my 
alternator.........or
my regulator/rectifier..........or what?  Is there a way to turn
up the juice (volts) going to my artificial horizon?  How would I go about
trouble shooting this problem?  What fixes are most likely?  If you respond, 
please
remember the first 4 words in this email!  Thanks in advance.
>
>Garry Stout
>914 tri,  460 hours, 6 years flying
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