[DeTomaso] NPC: Losing caps on my battery

[Tomas Gunnarsson]

Voltage should be a good enough indicator.

Tomas

----- Original Message ----- 
From: <asajay at asajay.com>
To: <detomaso at realbig.com>
Sent: Monday, October 27, 2008 10:27 PM
Subject: Re: [DeTomaso] NPC: Losing caps on my battery


> Stock vented caps.  But with that said, I can't be sure they actually  
> -were- venting.  Those that blew off are now free to roam wild in the  
> highway.
> 
> I'll be measuring voltage later tonight to see if I can figure what's  
> up.  I also have an induction ammeter that I'll try (oh wait, my Dad  
> has those, drat!)
> 
> Asa Jay
> 
> Quoting Tomas Gunnarsson <guson at home.se>:
> 
>> Are you installing sealing caps where venting caps where supposed to  
>>  be installed perhaps? Some batteries have "leaking" caps and are   
>> otherwise sealed while others have sealing caps and vent separately.  
>>  Simple test is to measure battery voltage at 2-3000 rpm.
>>
>> Tomas
>> ----- Original Message -----
>> From: <asajay at asajay.com>
>> To: <detomaso at realbig.com>
>> Sent: Monday, October 27, 2008 10:09 PM
>> Subject: Re: [DeTomaso] NPC: Losing caps on my battery
>>
>>
>>> I've had a new electronic regulator installed for years, but they -do-
>>> go bad.  The alternator also has almost no use on it.  I'll of course
>>> have to check it all out, but it's just weird that it keeps blowing
>>> battery caps off.
>>>
>>> Asa Jay
>>>
>>> Quoting Will Kooiman <wkooiman at earthlink.net>:
>>>
>>>> Fix your alternator and/or voltage regulator before buying a new battery.
>>>>
>>>> There's no need to screw up a new battery due to overcharging.
>>>>
>>>> The original regulators are mechanical.  They have part that vibrates (the
>>>> way I understand it).  Maybe there are bits of gold chain, I mean Vette
>>>> apparel stuck in the regulator.  Gold is an excellent conductor, remember?
>>>>
>>>> Will.
>>>>
>>>> -----Original Message-----
>>>> From: detomaso-bounces at realbig.com [mailto:detomaso-bounces at realbig.com] On
>>>> Behalf Of asajay at asajay.com
>>>> Sent: Monday, October 27, 2008 12:34 PM
>>>> To: detomaso at realbig.com
>>>> Subject: [DeTomaso] NPC: Losing caps on my battery
>>>>
>>>> I've been driving the Mach I to work on a regular basis now for a few
>>>> weeks.  I recently opened the hood to change the air filter and
>>>> noticed one of the two battery caps was missing.  Three open holes to
>>>> the battery and quite a bit of electrolyte gone.  Telltale signs of it
>>>> having been off for a while abounded.  So I managed to pick up a spare
>>>> cap from a local Napa off a core.  I put it on and it all seemed well,
>>>> nice and tight, etc.
>>>>
>>>> Fast forward about two weeks, I got to change the oil yesterday.  A
>>>> cap is missing AGAIN.  It's starting to look like the battery is
>>>> blowing the caps off.  this time, there was more than just a cursory
>>>> hint of acid being thrown about.  Things are looking ugly in the
>>>> battery corner.
>>>>
>>>> My ammeter does not appear to show any kind of overcharging, but we
>>>> know how reliable a 30 year old ammeter can be.  The only thing that
>>>> makes any sense is that the battery is overcharging, but I've not
>>>> checked it yet.  I'd like to get another cap for it first.
>>>>
>>>> Any idea?
>>>>
>>>> Asa Jay
>>>> <yes, I'm looking to buy an Odyysey soon>
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