What was found
AC DEPARTED FOR 3 DAY TRIP. AC MADE A STOP TO PICK UP 1 PASSENGER, THEN TOOK OFF AND HEADED TO PICK UP ANOTHER PASSENGER. ON EXTENDING THE GEAR, LT GEAR DOWN AND LOCKED LIGHT FAILED TO LITE. CREW TRIED 6 TIMES BY RETRACTING AND EXTENDING GEAR TO NO AVIAL. CREW THEN BLEW GEAR DOWN WITH EMERGENCY EXTENSION SYS., STILL NO LIGHT. PERFORMED A LOW AND SLOW PAST TOWER TO CONFIRM GEAR WAS DOWN, PROCEEDED TO LAND WITHOUT INCIDENT. PIC CALLED AND SAID THAT THERE WAS A CONNECTOR PLUG LOOSE IN THE LT WHEEL WELL. THE PLUG WAS REATTACHED, GEAR PINNED IN THE DOWN AND LOCKED POSITION, DEPLOY HANDLE AND D-RING STOWED. AC WAS FLOWN BACK ON FERRY PERMIT WITH THE GEAR DOWN AND LOCKED. GEAR WAS SWUNG IAW MM. (K)