What was found
FLT 4557 - DURING FINAL APPROACH INTO MLB FROM ATL, A GEAR DISAGREEMENT WARNING MESSAGE WAS RECEIVED. THE CREW COMPLIED WITH THE QRH PROCEDURES, PERFORMED A GO AROUND AND CYCLED THE GEARS. THREE GREEN LIGHTS WERE RECEIVED INDICATING THE GEAR WAS DOWN. EMERGENCY TRUCKS WERE REQUESTED AND THE AIRCRAFT LANDED SAFELY IN MLB. MAINTENANCE REMOVED AND REPLACD THE ELECTRIC MOTOR DRIVEN PUMP. OPERATIONAL AND LEAK CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)