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Subject:Re: Alternators correction!
From:Alistair Bell
Date:Thu, 9 Apr 2020 13:40:46 -0700

Correction , misprint 

Engine on with all the loads

Alternator 14.39

Battery 13.91

> On Apr 9, 2020, at 1:38 PM, Alistair Bell <albell@shaw.ca> wrote:
> 
> Ok david, results in
> 
> Initial conditions are that both batteries, house and starting were fully charged, they were connected to my roof top panels. I disconnected solar and isolated the aux battery
> 
> Took a bit of surface charge , half heartedly , from staring battery by leaving the interior lights on for a minute.
> 
> Battery 13.18
> Alt 13.21
> 
> I’m using two different digital meters, maybe that and probing errors etc. Anyway, same meters and same methodology used throughout.
> 
> Engine on
> 
> Battery 14.4
> Alternator 14.53
> 
> I’d like less voltage drop but I’m not that bothered.
> 
> Engine on, wipers at slow, both heater fans at 2, rear defogger, headlights on ( led so less draw than stock)
> 
> Battery 13.91
> Alternator 13.91
> 
> Didn’t run it more than five minutes to see how much hotter alternator would drop voltage.
> 
> I kinda like the settings I have, with the provisos i mentioned in other post.
> 
> I still have stock wiring from starter to battery. The battery end “appears” ok, the starter end i can’t recall. I’d go out in a limb and say the stock big wire is less than perfect.
> 
> Oh and I looked at the starting battery and the best I can decipher from the punched out date tag is it’s May 2004
> 
> I can’t believe that. It can’t be the same battery I had in my 82 westy. I got the Syncro around 2011, I’m sure I soon replaced the battery but not in 2014.
> 
> Anyway, that battery is on it’s last legs 
> 
> Alistair 
> 
>> On Apr 9, 2020, at 10:58 AM, David Beierl <dbeierl@gmail.com> wrote:
>> 
>> 
>> The only way to get an accurate voltage reading is to use non load bearing wires directly to the battery posts.
>> 
>> Yrs,
>> d
>> 
>> On Thu, Apr 9, 2020 at 1:56 PM David Beierl <dbeierl@gmail.com> wrote:
>>>> - the voltage drops as electrical loads applied. in winter, headlights on, heater fan on, re fogger on, wipers on, the voltage can drop ( as measured on fuse panel) to the high 13s.
>>> 
>>> The whole point of the regulator is to *not* drop under load.  YOu're seeing the voltage drop in the panel feed.
>>> 
>>> Yrs, 
>>> d