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yellow top charging at 15v ?


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okay optima website says that the yellowtops alternator charging is from 13.65 to 15.0 volts.

im wanting to charge my system at 15 volts but its a daily driver. i just want to make sure that those specs are for daily charging. not just for short periods of time.

thanks for any help

The IrishmanDCSig.jpgCheck out my build hereXL 4th order wall build logIn Progress:alpine cda HU4th order Bandpass2xl 15's1- ab 400.1 (gonna be two hopefully)4- Crescendo 8's2- xts crecendo supertweeters

2 sq super tweetsMb quart 4.125Mechman 270a alt1- xs D27003- xs XP3000

4- odessey pc1700seller feed back threadhttp://www.stevemeadedesigns.com/board/topic/136418-d-train-13k/

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youre cold voltage is going to be alot higher than after the car runs for awhile. you shoudl be fine.

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alright cool. ill be getting a new xs to replace my yellow top but i wanted to check and make sure itd work in the mean time

The IrishmanDCSig.jpgCheck out my build hereXL 4th order wall build logIn Progress:alpine cda HU4th order Bandpass2xl 15's1- ab 400.1 (gonna be two hopefully)4- Crescendo 8's2- xts crecendo supertweeters

2 sq super tweetsMb quart 4.125Mechman 270a alt1- xs D27003- xs XP3000

4- odessey pc1700seller feed back threadhttp://www.stevemeadedesigns.com/board/topic/136418-d-train-13k/

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Charging at 15 flat is completely fine...

I talked to Nate at XS about charging over 15v and its not recommended. Anywhere in the 14v range is Ok just not over 15, especially for extended periods if time.

Remember that conversation when you see all the guys with newer GMs running XS. Every single new GM (that I know of) charges over 15 (15.3-15.9) for 1-5 minutes (longer if it's super cold out) so I guess they shouldn't be selling batteries to anyone with an 06+ GM Truck/SUV or 07+ car/truck/suv (not sure about the little cars)? :shrug:

15+ cold is fine... IMO they are just trying to avoid you charging your 12 at 15.8 for a year in a daily.

Edited by UnderLoK

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Yea, Nate said on the startup it should be OK. With my triple 270XP setup I always started out around 15.3 but would settle in around 14.8 ish. On very cold winter days I had times where it just wouldnt drop below 15.1 no matter how hard I was wanging on the system. Thats why I talked to Nate.

Guess new Chevy owners better start buying D1400's :D

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I have been charging @ 15.4 for over a year and have encountered NO problems. yellow up front and a batcap in the back.

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It's really hard for me to complain about my yellow top when it rest at 13.4 when it has been setting a week with no charging.

TEAM FLEX ISSUES, TEAM DC AUDIO

2010 California State Finals Champion MECA AS2

2011 California State Champion Meca S2

2011 California State Record holder Meca S2

2012 Meca Mod 4 class 152.5 and rising

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It's really hard for me to complain about my yellow top when it rest at 13.4 when it has been setting a week with no charging.

It's not hard for me, the last 2 I had failed from bad cells after a few months :( This last one has been so far so good though (at 3 months). Back in the 90's (I was late teens) I had a couple and they both lasted close to 4 years with massive abuse (talking about boiling over abuse taking them down to 9v, charging them on a quick charger, etc). I know better now, but maybe that's the problem? They like having their ass kicked on a regular basis... :rofl:

If at first you do not succeed, you are doing it wrong! -ARS
UnderLoK-Tanq-SMD-Forum-resized.jpg
Check out my walled TBSS build over here
4 Fi Team 18s on 2 Cactus K9
DS18 doors on 2 MBQ 1Ks, Vifa pillars on a STL4.500
Pioneer X8500
6 XS Power D7500, 1 3400S
Second Skin
2 270a Mechman Alts

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