[RE-wrenches] Batteries and customer service

William Miller william at millersolar.com
Fri Mar 15 15:55:16 PDT 2013


Lou:

Allan presents the better advice below.  Ignore my previous post until you 
are sure the battery is bad.

William Miller



At 02:57 PM 3/15/2013, you wrote:
>Lou,
>There is nothing in your message that definitively tells me that you have 
>either a bad cell or a bad battery. "Minor corrosion on one terminal" is 
>normal behavior, especially if the installer didn't coat the terminals at 
>installation. "One cell was not using as much water as all the rest" is a 
>matter of perception. You write yourself that "everything looked fine." It 
>seems to me that you're jumping to conclusions based on the comment of 
>another Wrench without doing sufficient testing first. Get the client to 
>put a measured load on the system without charge. This isn't hard to do 
>with an amp-hour meter in the system - you want a steady load of about 55 
>A (a C/20 load). If you have a bad cell, it'll show up soon enough.
>
>For now, I'm on Interstate's side.
>
>Hope this helps,
>Allan
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