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View Full Version : what are the signs of a puffed lipo?


JASON671
03-14-2008, 08:10 PM
what are the signs of a puffed a lipo?:confused: i think i puffed my packs

phrank
03-14-2008, 08:19 PM
Ouch! I hate when that happens. :)

Is it soft when you squeeze lightly, or Plump?
What's the voltage?

If plump, put it somewhere safe for a couple of days to see if it returns back to normal.
If soft but still above 3V/cell, you may be able to bring it back to storage charge, it should return back to normal after a few hours or days.

ChasHeliCop
03-14-2008, 08:54 PM
Here's one sign

http://www.helifreak.com/attachment.php?attachmentid=23233&d=1184805427

JASON671
03-14-2008, 08:59 PM
:wow2: woah thats crazy. mine isnt like that, i just checked the voltage its 11.0 only flew for 2 minutes. but the pack feels squishy or spongee. but i really cant see a big physical difference between the my other pack. but one definitly feels softer than the other:(

ChasHeliCop
03-14-2008, 09:01 PM
What kind of pack do you have Jason ?

JASON671
03-14-2008, 09:04 PM
today i was using the fma cellpro revolution 2100 18c. yeah i know :thumbdown:

ChasHeliCop
03-14-2008, 09:06 PM
A cell getting "soft" is definitely a sign, be very cautious and watch the pack very closely.

JASON671
03-14-2008, 09:11 PM
yeah it is quite scary. i think i might just dispose of it and get some real packs, i cant afford to have my rex blown up in the sky.i guess these are not holding up to my setup. 13t -11/11 stock v2. i still have the align pack but after everything ive heard about them, i havent touched it. what batteries are you running?

ChasHeliCop
03-14-2008, 09:20 PM
The picture you see above was the Align 11.1 v 2100 mah 22C packs that come with the V2 kit. I currently fly Flight Powers in all my helis. The V2, I use FP Evolite 2500mah packs. If you want to save some money, with "anti-puff" packs, that work very well.

Air Thunders 2200 mah 11.1v
http://www.airthunder.com/2200mah111v3s1p25cli-polybatterypack-1.aspx

Kong Power 2200 mah 11.1v

http://www.readyheli.com/Kong_Power_3s1p_11_1v_2200mAh_25C_Lipo_Battery_Com _p/kp-2225-3combo.htm

JASON671
03-14-2008, 10:07 PM
kool thanks for the advise. i just put an order for 2 kp packs:YeaBaby:. they fit the budget right now but as soon as i get some more cash i think im gonna go witht the evolite 2500s. so im grounded until they get here.thanks again man:thumbup: