As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AIRCRAFT WAS IN FOR HEAVY CHECK, LEVEL 2 CORROSION WAS FOUND ON THE FORWARD AND AFT PAX DOOR ESCAPE SLIDE GIRT BAR FLOOR FITTING COVER PLATE INSERTS ON FLOOR PANELS. MAINTENANCE REMOVED AND REPLACED THE POTTED INSERTS ON THE FORWARD AND AFT PAX DOOR GIRT BAR FLOOR FITTINGS IAW EMB 170 AMM 25-00-17. AIRCRAFT IS CURRENTLY STILL OUT OF SERVICE FOR HEAVY CHECK COMPLETION.