What was found
R1 DOOR WILL NOT ARM. AMM 52-10-00-00-02, DURING T/S FOUND THAT ARMING LEVER MOVED TO ARMED POSITION BUT ECAM INDICATION DID NOT SHOW (SLIDE) INDICATION. AMM: 31-55-22-04, R & R SDAC IAW AMM 31-55-22-04, NO SLIDE ARMED INDICATION ON ECAM (DOOR PG). REINSTALLED ORIGINAL SDAC IAW AMM 31-55-22-04, TEST OK.