[NSRCA-discussion] Scary night of flying

Paul LaChance plachance at cox.net
Sun Aug 22 07:41:01 AKDT 2010


Adrian,


>
> 1) How old is the battery?  2 years old
>
> 2) Did you cycle it at least twice before using it?  When new but not 
> before flying yesterday
>
> 3) Did you use a Jaccio type regulator to regulate voltage? If you leave 
> it plug in for a period of time, it will eventually drain the battery. 
> Even though, it may charge it back up, but one cell could have been so 
> drained and pulling voltage from the other cells

No regulator
>
> 4) Did you use a load voltage meter to check voltage before each flight? 
> Yes, but an old one.  Should probably get a newer one with adjustable 
> loads.
>
> 5) I'm using one 4 cell 2,000 mAh NiMh to power both my cdi & the 
> avionics. However, I cycle the pack religiously, & load test it before 
> each flight. In addition, I replace them either after two seasons or when 
> it gets down to only 75% discharge rate, whichever comes first.
>
> Anyway, someone was looking after you.
>
> Adrian



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