What was found
PSU/ OXYGEN PANEL DID NOT OPEN DURING TEST: LT SEAT ROW 3, 13, 16, 17, 18, 26, 28 AND RT SEAT ROW 2, 3, 10, 14, 17, 18, 20, 21, 22, 23, 25, 28, REF W/C 2527-01041-02 STEP 1 & 2. CORRECTIVE ACTION: C/W W/C 2527-01041-02. SECOND OPERATIONAL CHECK PASSED. ALL PSU O2 PANEL DOOR OPEN.