What was found
FLT 510, AT APPROX 10,000 FT, THE R2 DOOR INDICATED SLIDE UNARMED FOR DURATION OF FLIGHT ON LOWER ECAM DOOR, OXY PAGE. INDICATION EXTINGUISHED WHEN LEVER IS PRESSED FIRMLY ON DOOR. INSPECTED THE R2 DOOR GIRT BAR & RECEPTACLE. FOUND FOD PRESENT PREVENTING PROPER ENGAGEMENT. REMOVED DEBRIS. OPS TESTED OK IAW AMM 52-71-00. OK FOR SERVICE.