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CVD's avatar
CVD
Explorer
Oct 01, 2013

Disconnect Solar Before Checking Battery Levels?

I just installed a 140w solar panel and 10a PWM controller. I thought about it, but did not install an on/off switch anywhere in the “system”. The solar panel is connected directly to/from the contr...
harold1946's avatar
harold1946
Explorer
Oct 01, 2013
CVD wrote:
hershey wrote:
I really think that the piddly amount of current that a solar panel adds to the battery is any concern.


That's the point of my question. I've read lots of posts on battery maintenance and setup of solar systems, but never saw mention of cutting off the solar feed before checking batteries. Should it be “standard practice” to remove all feed to the batteries before checking water level?


Batteries produce hydrogen gas which is explosive and can be ignited by a spark.

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