Thanks Bud, Frans & all
As soon as my work day ends I'm on this. I'll keep ya posted.
Thanks!!!!
Jeff R. N128LJ Gold Rush
On Apr 8, 2010, at 9:57 AM, Bud Yerly wrote:
> Jeff,
> Let me pile on... Jim Brown and I have just gone through this.
> Frans is right on. The GG connections are AC.
> First confirm the voltage regulator is charging the battery. At
> 3000 RPM your ammeter should be near zero for a fully charged
> battery, and voltage should be 13.5-13.8 volts. If it is not, it is
> the stator or regulator.
> Regulator: Check the light circuit. Light on with engine off? It
> is supposed to be OK...Wrong, trust no light only.
> Check B+ again, with the alternator C and B connected it should be
> battery voltage, C is often put on an alternator switch, so check
> that the switch provides battery voltage.
> Check AC voltage from stator yellow leads. (see heavy mx manual
> 13.4.7).
> The regulator is a solid state device and does fail. $190 from
> Rotax. I used to keep a spare, but too expensive now.
>
> Stator:
> Check the resistance values of the stator yellow leads per the heavy
> maintenance manual. You need a good Volt/Ohm meter for this.
> If there is a short, then replacement of the stator is necessary. I
> have repaired them before, and a year later, I had to go in again
> and replace it. Yours is a fairly new engine, so you should not
> have a defective stator like I had. $1200 from Rotax.
>
> Enjoy your troubleshooting,
>
> Bud Yerly
> Custom Flight Creations.
>
> ----- Original Message -----
> From: JEFF ROBERTS
> To: europa-list@matronics.com
> Sent: Wednesday, April 07, 2010 11:21 PM
> Subject: Europa-List: Re: Electronic Mind Needed
>
>
> Hi All,
> My electronic problem is continuing to elude me. Thats not saying much
> since I have never wired anything except a room or two on some houses
> over the years. With that said I have been having trouble keeping my
> battery charged over the past 4 or 5 months. Gold Rush has 220
> delightful hours on her, but lately she's just not charging the
> battery, or maybe I have a drain somewhere that wasn't there before. I
> have replaced the regulator, and the big blue capacitor. After
> charging the battery today I went out and bought a new voltage meeter.
> I checked the battery 1st to be at 12.5 volts, I checked the 30 amp
> fuzes and they are good. Last week I did find a loose ground and fixed
> it but to no avail. Today I check the output of both alternator wires
> as they we're connected at the GG connections to the regulator and
> they we're reading - 6.5. when connected. When disconnected from the
> regulator they didn't have a reading at all. Is that normal?
> I also checked the +B output to see if it was sending a charge and it
> read only .53 volts.
> If any of you have advise to this non understanding electronics guy
> that would like to be flying charged to safely get to sun-n-fun let me
> know.
>
> Thanks In Advance!!
>
> Jeff R. N128LJ Gold p; Features Chat, http://
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> href="http://forums.matronics.com";>http://forums.matronics.com
> _p; generous bsp; title=http://
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>
>
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