small problem with my new lipo

[Louis Grenier]

i just got my 6s 4000mah 20c flightmax and i can't seem to fully charge it with my turnigy accucel 6 when i plugged it each sel was around 3.8 3.9 v when i stopped it i had 1 at 4.2 and the others were at 4.16 my set up on my charger was lipo balance 4a 22.2v it charged for 110 min. and it showed 25.02v and the charger wouldn't stop on it's own but it wouldn't go any higher