What was found
THE PILOT REPORTED THAT ON APPROACH INTO KABQ THE LANDING GEAR FAILED TO EXTEND, THE CONTROL CIRCUIT BREAKER POPPED IMMEDIATELY AFTER LOWERING HE LANDING GEAR SELECTOR HANDLE TO THE GEAR DOWN POSITION. THE PILOT PERFORMED A GO AROUND TO INVESTIGATE THE DISCREPANCY. THE PILOT PERFORMED A MANUAL GEAR EXTENSION, RECEIVED A THREE GREEN DOWN AND LOCKED INDICATION AND LANDED AT KABQ WITHOUT INCIDENT. CONTRACT MAINTENANCE IN KABQ PERFORMED GEAR SWINGS ON JACKS AND DUPLICATED THE DISCREPANCY. THE AIRCRAFT WAS FERRIED GEAR DOWN FROM KABQ TO THE AMERIFLIGHT MAINTENANCE BASE AT KPHX. AMF MAINTENANCE FOUND A SHORTED WIRE IN THE LANDING GEAR CONTROL CIRCUIT, REPAIRED SHORTED WIRE, GEAR SWINGS WERE COMPLETED AND FOUND SATISFACTORY,