As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) LT MLG WOULD NOT INDICATE DOWN AND LOCK, ACCOMPANIED BY TWO RED UNSAFE LIGHTS. ALTERNATE GEAR EXTENSION DID NOT SOLVE THE PROBLEM. AIRCRAFT PLACE INSIDE HANGAR FOR A 3 HOURS PERIOD. HYDRAULIC SYSTEM BLED AND GEAR RETRACTIONS CARRIED OUT. UNABLE TO DUPLICATE DEFECT ON GROUND.