As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR ALTERNATE EXTENSION CONTROLLER CIRCUIT BREAKER TRIPPED. CIRCUIT BREAKER TRIPS WITH GEAR DOOR UP. IT TRIPS SLOWLY, TAKES A MINUTE OR LESS. FOUND SHORTED WIRE W2426-1026-18 FOR LT MAIN GEAR DOOR CLOSED SWITCH S10037. REPLACED IAW SSM 32-12-12. OPS CHECKED GOOD.