Forum Discussion
wa8yxm
Aug 30, 2022Explorer III
schlep1967 wrote:
We were camping with some friends this weekend. He thought he had a sewer issue until he figured out it was his battery outgassing. The thing was boiling.
What would cause this? We took the battery to Autozone and it tested as fine.
There are several causes of battery boil
OVERCHARGE is #1 on the hit parade.. Some older converters like the Magnetek 6300 series do not know when to slow down and switch to FLOAT. they just keep pumping out amps (And not that very many of 'em) so if you are plugged in long enough.. they boil your batteries.. Others can do that if the adjustmet is off (Assuming there is an adjustment) or the voltage regulator fails.
Charging too fast.. For example charging a Group 24 battery with a 60 amp charger... (The proper rate is closer to 25 amps)
And finally a shorted cell. turning your 12 volt battery into a 10 volt (or less) the rest of 'em now get over charged.
These are the big 3.. there are more.
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