What was found
EICAS FLAP DRIVE ALERT ON DEPARTURE AFTER SELECTING FLAPS UP. ECL PROCEDURES ACCOMPLISHED. RTB MEM. EMERGENCY DECLARED & CANCELED AFTER LANDING. EMERGENCY DECLARED. ALL WORK ACCOMPLISHED UNDER THE FOLLOWING WRI'S; 27-50/4918, 4919, 4920, 4921, 4925 & 4926. WRI 27-50/4918- REMOVED AND REPLACED #1 TE FLAP TRANSMISSION ASSY RIG AND OPS CHECK. (PART # OFF 256W3110-9 S/N 505, PART # ON 256W3110-9 S/N 0529) WRI 27-50/4919- REMOVED AND REPLACED #2 FLAP TRANSMISSION REF AMM 27-51-25-4. RIG AND OPS CHECK. REMOVED AND REPLACED #4 TE FLAP TRANSMISSION ASSY. RIG AND OPS CHECK. #5 FLAP TRANSMISSION REMOVED AND REPLACED. RIG AND OPS CHECK.