What was found
DURING DEPARTURE FROM BASE PILOT REPORTED AN ELECTRICAL BURNING ODOR IN THE CABIN. ON MAINTENANCE INVESTIGATION, FOUND THAT THERE WAS A LOOSE CONNECTION AT THE BATTERY RELAY OF THE POSITIVE LEAD WIRE NR P1A4. THE LOOSE CONNECTION DAMAGED THE RING TERMINALS ON WIRES P16A22, P16A18, AND THE INTELLISTART POWER LEAD TO FUSE HOLDER WIRE.