rical Interface, GIV-24-1085- 110 (Sheets 1 thru 3); Water Drain System, Water/Drain Heaters (Digital Switching), GIV-38-1085-112 (Sheets 1 & 2) and Electrical Switching and Control GIV39-1085-126 (Sheets 1 thru 9). Structural aspects of the newly installed/modified Galley and Cabin electrical systems are approved