What was found
R1 WAS DISARMED. ALARM SOUNDED WHEN DOOR BEGAN TO OPEN. SLIDE GIRT BAR ENGAGED, SLIDE DID NOT ACTIVATE, AS FIRST OFFICER KEPT DOOR FROM OPENING. DIAPHRAGM SEAL FOR DOOR OPENING ASSIST WAS PUNCTURED. R & R DOOR CYLINDER DIAPHRAGM IAW AMM 52-10-14-03-02, LEAK CHECKED GOOD. OPERATED DOOR & SLIDE ARMING SYS IAW AMM FUNCTIONAL TEST 52-10-30-05-02. OPERATIONS CHECKED GOOD.