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Search took 0.00 seconds. Search: Posts Made By: markopolo
Forum: Tweaks, Mods & Projects 06-05-2015, 10:52 PM
Replies: 18
Views: 7,193
Posted By markopolo
Thanks for the tip re: Isopropyl - it worked...

Thanks for the tip re: Isopropyl - it worked great removing the oily residue.
Forum: Tweaks, Mods & Projects 06-05-2015, 12:46 PM
Replies: 18
Views: 7,193
Posted By markopolo
I made a bit of a mess :sad: - I had an old...

I made a bit of a mess :sad: - I had an old cartridge of black silicone and used it to stick 1" blocks on top of the batteries to act as hold-downs when the new closet floor is fastened in place. I...
Forum: Tweaks, Mods & Projects 06-05-2015, 01:55 AM
Replies: 18
Views: 7,193
Posted By markopolo
It is going to be interesting :D I think it...

It is going to be interesting :D

I think it will help that my batteries are being charged or maintained most of the time (almost all of the time). The timer based charging profile should get them...
Forum: Tweaks, Mods & Projects 06-02-2015, 09:58 PM
Replies: 18
Views: 7,193
Posted By markopolo
Re: Used battery project - wish me luck!

Thanks Win.

I pretty much finished wiring up the batteries last night. 24 little nuts, bolts and lock washers to undue and then 24 little nuts, bolts and lock washers to re-do in a different...
Forum: Tweaks, Mods & Projects 06-01-2015, 12:13 PM
Replies: 18
Views: 7,193
Posted By markopolo
Re: Used battery project - wish me luck!

I found a great place to put these batteries in my van. 12 of them can measure 12" x 21" and the bottom of one of the closets in the van is 12" x 24".

Found a place:


Added new closet floor:...
Forum: Tweaks, Mods & Projects 05-12-2015, 10:47 PM
Replies: 18
Views: 7,193
Posted By markopolo
Re: Used battery project - wish me luck!

Local online ad here. I see used UPS batteries for sale periodically. Standard procedure is to replace UPS batteries on a schedule before they get too old.
Forum: Tweaks, Mods & Projects 05-12-2015, 04:03 PM
Replies: 18
Views: 7,193
Posted By markopolo
Re: Used battery project - wish me luck!

Voltage was 12.91V two hours after the charger was disconnected. The first hour was continuous 5.7A load powering a light bulb (5.7ah used). Second hour was resting, after the load test.
Forum: Tweaks, Mods & Projects 05-12-2015, 03:36 PM
Replies: 18
Views: 7,193
Posted By markopolo
Re: Used battery project - wish me luck!

I'm quoting the previous test for easy reference ( https://www.classbforum.com/phpBB2/viewtopic.php?f=9&t=2746&start=11#p16513 ):



Today's test results from the 12 AGM UPS style 216AH battery...
Forum: Tweaks, Mods & Projects 05-11-2015, 08:42 PM
Replies: 18
Views: 7,193
Posted By markopolo
Re: Used battery project - wish me luck!

I'm hoping they work.

The specs on this type of battery are a little different. 14.9 and even 15 volts are noted as max charging on the spec sheets I've read.

They are near fully charged now...
Forum: Tweaks, Mods & Projects 05-11-2015, 07:14 PM
Replies: 18
Views: 7,193
Posted By markopolo
Used battery project - wish me luck!

I saw an ad .......... that's my excuse :angel:

Before I left home I figured I'd take a chance on these batteries if they measured 12.5v.

12 x 12V/18AH in a custom aluminum case for $100. ...
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