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Old 06-24-2018, 12:07 PM   #4
Sudsy
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Join Date: Mar 2017
Location: Mechanicsville, Md.
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Quote:
Originally Posted by Chuck v View Post
First, as I am unfamiliar with your model and year -- is your coach battery a single 12 volt battery or does it have two in parallel? Also by coach are you referring to the chassis/engine start battery or the 'house' battery that runs the lights, etc.? Presuming the first case, since that would be the source of the dash instruments. If the chassis battery is one of a pair in parallel, then be sure to replace them both at the same time with the same size/model/age battery as charging lead-acid batteries in parallel is a tricky issue, and the battery without the burned post/connection could have an internally shorted cell that is dragging the 'new' battery down. I have a friend that replaced only one battery of a pair in his 5th wheel and ended up calling the fire department/hazmat team to his campsite to remove the overheating battery before it caught fire.


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Chuck

Well Chuck, he aid he changed the "batteries". I think he changed them all. It's a direct short to ground somewhere and I would first look at the main battery cables. To actually burn off a post the current had to be max. I suggest looking for another burn spot where the short is. I would also consider disconnecting the coach converter/charger to see if the problems go away.


Sudsy
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2005 Sun Voyager Workhorse W24 with 8.1 ltr Chevy. Allison 2100 transmission. Full body paint.
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