What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED INBOUND INTO PVR DUE TO THE FLT CREW REPORTING THAT UPON SELECTING GEAR DOWN AN ECAM MESSAGE FOR MLG DOORS NOT CLOSED. MLG SYSTEM DISAGREE DISPLAYED. FLT CREW COMPLIED WITH ECAM ACTIONS, QRH FOLLOW UP, ECAM SUPPLEMENTAL. MOC CONFIRMED OKAY TO LAND. FLT CREW REPORTED WHEEL PAGE LT MLG RED TRIANGLE LT OF MAIN, GREEN TRIANGLE RT SIDE OF MAIN. MLG DOORS OPEN, N/W STEERING INOP, MLG PANEL ON GLARE SHIELD: RED UNLOCK LT MAIN. TWO GREEN TRIANGLES NOSE & RT MAIN. ACFT LANDED SAFELY AT PVR & TAXIED TO GATE UNDER ITS OWN POWER. MAINT REPLACED LGCIU 1 (AALA202604175322) & 2 (AALA202604171540) IAW AMM 32-31-71. MAINT ALSO REPLACED SENSOR 15GA (AALA202604177492) IAW AMM 32-31-73. A SATISFACTORY OPS CHK WAS ACCOMPLISHED WITH NO FAULTS NOTED.