What was found
PDIS 934 32-60 1456 16SEP21 MEM OPEN U ON FINAL 36R KMEM AT 1300 AGL 150 KIAS WITH GEAR LEVER - DOWN RIGHT MAIN NO INDICATION, LEFT MAIN AND NOSE GEAR- DOWN/ GREEN. RAN QRH USED ALT GEAR EXTENSION. ALL 3 GEAR- DOWN/ GREEN. LANDED WITHOUT INCIDENT FACT 16SEP21 06:52 MEM REMOVED AND REPLACED THE RIGHT MAIN LANDING GEAR INDICATION LIGHT ANNUNCIATOR REF B757 AMM 33-16-02-2. MANUFACTURER IS KORRY. MPN 434-674-1043-3207. OPS CHECKS GOOD. CHECKED THE PSEU REF B757 FIM 32-09 FAULT TREE 802. NO FAULTS FOUND. PERFORMED GVI OF THE RIGHT MAIN LANDING GEAR WITH NO DEFECTS NOTED. A/C OK FOR SERVICE.