What was found
WHILE A/C WAS IN FOR HEAVY CHECK FOUND CORROSION ON GUSSET AT FR 89 RT CTR FLOOR SUPPORT. MX REMOVED AND REPLACED GUSSET IAW EMB 170 SRM 51-40-02, 51-41-00 ALODINE, PRIMED AND APPLIED TOPCOAT IAW EMB 170 SRM 51-23-04, 51-23-05, 51-23-06. PN 170-60250-003. A/C REMAINS IN CMH FOR HEAVY CHECK COMPLETION.