Continued work on wiring spreadsheet. Added two fuse blocks and deleted individual fuses. Completed first pass of listing fuses, max current and typical current for all devices. Completed identifying which devices connect to each of the battery backups. Created a pivot table showing fuse counts on the main and endurance bus and total currents for the main, endurance and two battery backup buses. Updated autopilot power schematic. Started looking at details of the battery, starter, regulator and alternator circuits.