What was found
NR 1 ENGINE RT REVERSER COWL, INNER FWD UPPER U CHANNEL FRAME, HAS 2 CRACKS AT APPROX THE 11 O'CLOCK POSITION BELOW THE V-BAND ASSY; NS 59.305. DISPLACED SEAL DEPRESSOR FOR ACCESS IAW SRM 51-40-21, REPLACED CRACKED FRAME REF DWG SRZ 78-002. REINSTALLED SEAL DEPRESSOR IAW DWG SRZ 78-002.