Thanks Mark and Matt. I’ll report back when I know more! Tony
> On 10 Apr 2017, at 18:14, Mark Petiford via Elecraft > <[email protected]> wrote: > > Tony, > Your voltages are NOT normal. Matt's suggestions are good ones. You should > also, as soon as possible, take the cells out of the holder and do two things: > 1. Inspect each cell for damage to the plastic cover that is around each > cell. Look around the positive terminal for damage that plastic cover. That > can cause a short in that cell. Check the side of each cell for damage > caused by a battery holder attach screw that is too long. If the builder > used the wrong screw when attaching the holder, it can extend beyond the > surface of the battery holder and damage the plastic causing a short to > ground. Elecraft issued and alert to check the holder for the proper screw > length. I can't emphasize enough that damage to the plastic covering is > unacceptable. I don't think that this is the most likely cause since the > cells return to a reasonable voltage while resting. > 2. Measure the voltage of each cell. After charging and resting for an hour > or so, they should all be within about 0.1 volt of each other. A little more > variation is OK for cells that are partially discharged. Be careful when > probing the positive terminal. It is easy to short the cell if the plastic > cover does not extend completely around the top of the cell. That falls > under item 1 above. > > These are good steps to take a few times per year. Matt's suggestion of > looking at the current draw is important. That should help isolate the > source (radio vs. cells) of the problem. > > It is possible that the wrong screws were used somewhere during the radio's > build and one extends too far causing a short in the supply. Elecraft > supplies all the proper screws for the job, but it is easy to put the wrong > one in the wrong place. I don't know what your situation is, but you may > want to consider returning the radio to the builder for repair. > > FYI, I have never seen a bad Eneloops from the factory, but it is possible. > > On Monday, April 10, 2017 7:54 AM, Matt Zilmer <[email protected]> > wrote: > > > You may have a bad cell in your Eneloops. Try monitoring the current > drain while discharging the battery. At idle, it should be200 mA or > less. If it's much more than that, there may be a different problem > with the KX3 itself. > > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [email protected] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]
