A B767-300 ON TAXIING TO THE GATE AFTER LNDG DOOR 1 R SLOWLY OPENED TO 18 INCHES THEN WENT TO FULL OPEN AND THE SLIDE DEPLOYED.

Narrative

ON TAXI IN AT JFK; THE R-1 DOOR OPENED AND SLIDE DEPLOYED. NO INJURIES RESULTED. ZZZ-JFK. BEFORE LEAVING ZZZ WE HAD TROUBLE CLOSING R-1. MAINT WAS CALLED AND A LOGBOOK ENTRY MADE. MAINT OPENED AND CLOSED THE DOOR SEVERAL TIMES; THEN DECLARED THE DOOR WAS CLOSED AND LOCKED WITH THE SLIDE ARMED. THE DOOR INDICATION SYS WAS PUT ON MCO AND A PLACARD PLACED BY THE DOOR LIGHT SYS. MAINT LEFT THE ACFT AND WE DEPARTED FOR NYC. ON CLBOUT THE FLT ATTENDANT AT R-1 SAID THE DOOR WAS MAKING MORE NOISE THAN USUAL. AT LEVELOFF; AT FL310; THE DOOR MADE A LOUD BANG AS THE DOOR SEATED ITSELF IN THE DOOR OPENING. THE COMPANY WAS CALLED ON SATCOM AND TOLD OF THE NOISES COMING FROM R-1. ALL CONCURRED THAT THE DOOR WAS CLOSED AND SAFE TO CONTINUE. ON LNDG AT JFK THE FLT ATTENDANT AT R-1 SAID HE WATCHED AFTER LNDG AS THE DOOR SLOWLY OPENED TO 18 INCHES THEN OPENED ALL THE WAY AND THE SLIDE DEPLOYED. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE RPTR STATED THE MAINT ACTION TAKEN AT JFK WAS TO TIGHTEN THE DOOR CABLE AND COMPLETELY RERIG THE DOOR. THE RPTR SAID THE SLIDE WAS NOT SALVAGEABLE AND WAS REPLACED.