RE: Light-Sport Aircraft Yahoo group Microair M760 Radio help

Is the polarity correct on the plug in to the aircraft?  Sounds like ot runs ok when you are on the radio battery but when the engine charging begins than the radio is shut down.

 

From: Sport_Aircraft@yahoogroups.com [mailto:Sport_Aircraft@yahoogroups.com] On Behalf Of fishmaster232
Sent: Friday, August 19, 2011 9:16 AM
To: Sport_Aircraft@yahoogroups.com
Subject: Re: Light-Sport Aircraft Yahoo group Microair M760 Radio help

 

 

Thanks guys for the input, I will run these checks

Rod

--- In Sport_Aircraft@yahoogroups.com, "Bill" <bill@...> wrote:
>
> If you have a comm system, be sure that's not the source of the trouble when the
> engine is powering it.
> Bill Watson
> bill@...
>
> ---------- Original Message -----------
> From: UltraJohn <japrice@...>
> To: Sport_Aircraft@yahoogroups.com
> Sent: Thu, 18 Aug 2011 23:28:40 -0400
> Subject: Re: Light-Sport Aircraft Yahoo group Microair M760 Radio help
>
> > 1. Check voltage at radio with engine off and with engine running.
> > 2. Hook separate battery to radio so radio has no connection with aircraft
> > power and start engine and ensure radio works...
> > 3 with radio on separate battery tie ground from separate battery to aircraft
> > ground.
> > 4 disable alternator from aircraft and briefly run engine and try radio...
> >
> > On Thursday 18 August 2011 10:28:23 pm fishmaster232 wrote:
> > > I have been chasing this radio problem for a year and a half now. Radio
> > > x-mits fine with engine off, but nothing at all with engine running.
> > >
> > > Info: 582 (R-plugs) checked engine to battery ground,engine to airframe
> > > wire (10ga). bought new battery, tried wiring direct to battery, moved the
> > > antenna, sent the radio out for a factory check-(ok to 30mi) put a 1000f
> > > capacitor on power line (suggested). transmit button lights when pushed...
> > >
> > > any ideas???
> > >
> > >
> > > thanks in advance,
> > > Rod
> > >
> >
> > ------------------------------------
> >
> > Yahoo! Groups Links
> >
> >
> >
>

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