What was found
DURING HEAVY CHECK CF III LOWER EXTERNAL SKIN FOUND WASTE WATER DOOR CORRODED BETWEEN FR 88-89 AND BETWEEN STR 25-27 RH. REMOVED AND REPLACED ACCESS DOOR IAW EMB 170/175 AMM 20-10-01
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK CF III LOWER EXTERNAL SKIN FOUND WASTE WATER DOOR CORRODED BETWEEN FR 88-89 AND BETWEEN STR 25-27 RH. REMOVED AND REPLACED ACCESS DOOR IAW EMB 170/175 AMM 20-10-01