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Cloud_Dancer's avatar
Cloud_Dancer
Explorer II
Jul 27, 2016

(FINAL Update )...Alternator voltage too high, question

Mine is a 2003 Spartan chassis, 8.3 350HP Cummins engine, Leece Neville HD alternator with integral voltage regulator. It set at the lake for a month, hooked up to shore power, and I went to check it ...
ScottG's avatar
ScottG
Nomad
Jul 28, 2016
I wrote that the voltage will be a bit lower if it's very hot (especially if the battery is in the eng compartment) because they don't like higher voltage when they're hot.

I don't blame you for replacing batteries when they get older.
I've been driving for about 40 years and twice in that time I have had older battery's suddenly short internally and leave us sitting (cant jump start them). The last time was just a few years ago on a used car I bought.

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