I think Player's under-the-hood changes have broken addons using defaultVolume
Yeap. I will fix it.
0001394: MFE Charge Pad doesn´t charge GraviChestPlate
nano amor will be charged, GraviSuit parts dont.
tested at: single player and Server and Cauldron
Em.... Try to use correct device for charging items. NanoChest > MFE, GraviChest > MFSU.