What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON L2 PAX DOOR SILL FR 68 STR 23L HAS 4 EA FITTING HOLES; REMOVED CORROSION L2 PAX DOOR SILL FR 68 STR 23L VERIFIED BEYOND LIMITS IAW SRM 53-41-14-283-002 REMOVED AND REPLACED L2 DOOR SILL IAW A320 SRM 53-41-14 FIG 21, 51-72-11-911-001