What was found
IAH - FLT 3866 - AFTER TAKEOFF AND GEAR RETRACTION HAD CONTINOUS AURAL WARNING, BRAKES, TRIM, FLAPS, AUTOFEATHER. AIRCRAFT EXECUTED AIR RETURN TO IAH. MX REMOVED, CLEANED AND RESECURED WOW CANNON PLUGS. AURAL WARNINGS OPS CHECKED GOOD. AIRCRAFT AIR RETURNED SECOND TIME WITH DUPLICATE PROBLEM. MX REMOVED AND REPLACED NOSE LANDING GEAR WOW CONTROL RELAY, OPS CHECKED GOOD. AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. (M)