What was found
ON TAKEOFF, TOWER ADVISED THE PILOT THAT MAIN GEAR APPEARED TO BE NOT FULLY RETRACTED. PILOT COCKPIT INDICATION WAS BOTH LANDING GEAR WERE RETRACTED. AFTER CYCLING THE LANDING GEAR AND PLACING THE GEAR LEVER DOWN, INDICATION WAS RED (UP) AND GREEN (DOWN). PILOT PERFORMED EMERGENCY LANDING GEAR EXTENSION PROCEDURE. INDICATION WAS THE SAME, EMERGENCY WAS DECLARED AND NORMAL LANDING WAS ACCOMPLISHED. FOUND SHORTED WIRE AT RIGHT WHEELWELL. GEAR OPERATIONALLY CHECKED.