What was found
STGR 21L INTERCOSTAL IS CORRODED BETWEEN FS 310 AND FS 349. TCI: 53-20-319. - STANDOFF AND ADEL CLAMP IAW AMM 20-22-00-910-801-A01. REMOVED AND REINSTALLED MOUNTING TRAYS, MOUNTING TRAY CHANNEL AND RECEPTICLE BRACKET ASSYS BETWEEN FS295-333 IAW SRM 51-11-02-001-001-A01, 51-42-06-001-001-A01 AND AMM 24-06-01-000/400-802-A01. DISPLACED AND REINSTALLED AIR CONDITIONER DUCT IAW AMM 21-23-72-000/400-803-A01. PERFORMED LEAK CHECK OF DISTRIBUTION DUCT IAW AMM 21-23-00-790-801-A01. NO LEAKS NOTED.