What was found
(CAN) DURING APPROACH THE FLAPS WERE SELECTED AND FAILED IMMEDIATELY WITH A FLAP FAIL MESSAGE ON THE EICAS. THE AIRCRAFT LANDED SAFELY WITH FLAPS AT 1 DEGREES. THE OPERATOR ATTEMPTED TO CLEAR THE LATCHED FAULT ON THE GROUND THROUGH CAIMS BUT THE FAULT WOULD NOT CLEAR. THE ACTIVE FAULT REPORTED BY CAIMS WAS LEFT ACTUATOR 3 & 4 INCHE. DURING INSPECTION OF THE FLAP DRIVELINE THE OPERATOR FOUND THE FORWARD ATTACHMENT BRACKET OF THE LT NR 3 SKEW DETECTOR SHEARED OFF FROM THE HI-LOKS AND CAME TO REST ON THE BOTTOM OF THE FLAP FAIRING. NO FUEL LEAKED AS A REULT OF THE SHEARED BRACKET. THE BRACKET AND SKEW DETECTOR WERE REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICE. CONDITION UNDER INVESTIGATION.