And this might also explain the simultaneous appearance of a slight
feedback howl in my headset when i Tx?
William Daniell
+1 786 878 0246
On Mon, May 3, 2021, 08:36 Bud Yerly <budyerly@msn.com> wrote:
> Will,
> Yes.
>
> B&C has dimensions on their website to check your particular aircraft bol
t
> pattern.
>
> Bud Yerly
>
> Get Outlook for Android <https://aka.ms/AAb9ysg>
>
> ------------------------------
> *From:* owner-europa-list-server@matronics.com <
> owner-europa-list-server@matronics.com> on behalf of William Daniell <
> wdaniell.longport@gmail.com>
> *Sent:* Monday, May 3, 2021 7:46:26 AM
> *To:* europa-list@matronics.com <europa-list@matronics.com>
> *Subject:* Re: FW: Europa-List: Charge warning light
>
> So the bottom line is the symptoms suggest that my VR is failing?
>
> Is the bandc unit a straight drop in?
>
> Thanks
>
> Will
>
> William Daniell
> +1 786 878 0246
>
> On Sun, May 2, 2021, 19:00 Bud Yerly <budyerly@msn.com> wrote:
>
>
> Will,
>
> This is the common failure of an older voltage regulator:
>
> Most older tech regulator/rectifiers use a small incandescent lamp in the
> charge circuit warning.
>
> If the regulator and battery are putting out the same voltage, the lamp i
s
> out (12 volts on either side of the lamp).
>
> If the regulator or one of the rectifier diodes begins to die, the voltag
e
> difference begins to be different so the lamp glows faintly.
>
> If the regulator or the rectifier dies completely the warning light does
> not illuminate as the warning light circuit depends on regulator output
> circuitry. Your first indication is the battery low warning goes on or
> your volt meter starts to sag.
>
>
> Note: VRs are temperature sensitive. Try to keep them below 50C (130F)
> and if saturated at 70C (150F) or better, let them cool. This is a
> problem on a quick refuel and takeoff in the Florida summers with high am
p
> needs on top of the temperature. Heat is the killer of regulators.
>
>
> Other Regulators to consider:
>
> Nobody likes Ducati but they work if the amps are kept low and the temps
> are reasonable (mine lasted 10+ years). Modest price at $150-170 USD.
>
> In the US, Silent Hectic is harder to get except from a European
> partner/cohort. Works well. $250ish USD typically.
>
> Since we have a dynamo like Deutz and Kubota tractors, some have used
> their regulators. Cheap, $20-$50. Hi amp users may find a high failure
> rate. Problems are with temperature as these tend to be flimsy units but
> rugged for tractor use.
>
>
> Note: Jabiru uses a Kubota.
>
>
> B&C builds a very nice regulator for the Rotax. Has LED output and a
> proper warning system separate from the regulator circuit. Even
> overvoltage protection is built in. Works well with GRT, Dynon and
> Garmin systems. Van=99s uses them on their RV12s and others are mo
ving
> that way due to the high number of Dynon and Garmin users. It puts out
> 14.5 volts and is adjustable as is the low voltage warning which really
> helps gel cell and Lithium Ion battery users unlike the cheaper options.
> It is a step above what we are used to. The operational under hood heat
> max is in line with the others. Cost is $300ish.
>
>
> I=99ve attached a word doc I just researched last month when my Duc
ati VR
> went out on 12AY just prior to Sun =98n Fun.
>
>
> I=99ve got my spare Ducati on now but will go to the B&C to check i
t out
> this summer after I consider a ducting change to my firewall. I keep my
> TCU on the footwell and need to do some temperature checks under the hood
> to determine if I put my VR next to my TCU under the footwell cover. Thi
s
> cover has a built in fan and ducting with a timer to keep the TCU cool.
I
> figure, why not cool the VR along with it. I just have to see how hot
> the VR gets putting out power. The TCU never gets warm from operation.
>
>
> Best Regards,
>
> Bud Yerly
>
>
> *From:* owner-europa-list-server@matronics.com <
> owner-europa-list-server@matronics.com> *On Behalf Of *William Daniell
> *Sent:* Sunday, May 02, 2021 4:46 PM
> *To:* europa-list@matronics.com
> *Subject:* Europa-List: Charge warning light
>
>
> I have standard z 16
>
>
> I have a charge warning light and a Dynon efis and ems
>
>
> This morning the charge light stayed on for about 5 mins albeit glowing
> not lit. Normally it goes out within 1 min. The dynon said 13.8v and
6
> amps from start up and my battery charging amps were normal also.
>
>
> Does this mean anything apart from some kind of fault with the light?
> For example do these symptoms mean that my regulator about to give up?
>
>
> Thanks
>
>
> Will
>
> William Daniell
> +1 786 878 0246
>
>
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