What was found
AIRCRAFT WAS NOT GNDED. DOOR & OXY PG ON LOWER END SHOWS, SLIDE DISARMED, INTERMITTENTLY, EVEN WITH ARMING LEVER IN ARMED POSITION. CABIN PRESS WARN LIGHT ON 1L DOOR ILLUMINATES INTERMITTENTLY. CABIN PRESS NORMAL. CLEARED DEBRIS FROM GIRT BAR ATTACH POINTS. DOOR L1 OPERATIONAL CHECKED GOOD & ALL INDICATIONS NORMAL.