What was found
NR 4 MAIN TANK INTERIOR (1EA) CLIP CRACKED, STA XRS 172.000 S-75R (INSIDE ACCESS DOOR 505D). REMOVED AND REPLACED (1EA) CRACKED CLIP IN NR 4 MAIN TANK STA XRS 172.000 S-75R, REF ACCESS DOOR 505D IAW SRM 51-1-20D PG 21, 9. REFER TO NR 1482 FOR LEAK CHECK.