Try taking a little bit of the battery charge off. maybe around 4.10 or 4.00volts and see if that works. Should only be a little off the entire runtime.
Maxx - FLM, MMM, CD Med.36x706s
Raja - FLM Ext. MM, 1512, 4s
SC8ight - MMM, 1520, 6s
D8T - MMM 1717 6s