What was found
R-1 DOOR CUT-OUT FWD UPPER STUB FRAME FOUND CRACKED. 124-009 / [01] REMOVED DAMAGE STUB FRAME PER REF B737 SRM 51-40-02-0G-0;[02] RECEIVED NEW STUB FRAME. P.O# 1728471. LOCATED AND DRILLED STUB FRAME. REF. B-737-7 SRM-51-40-05-0G;[03] VERIFIED STEP 1 AND 2.;[04] OK TO INSTALL SERVICEABLE PART.;[05] INSTALLED NEW STUB FRAME PER REF B737 SRM 51-40-02-0G-0 AND DWG 141A8370;[06] REMOVED AND REPLACED STUB FRAME PER REF B737 SRM 51-40-02-0G-0 AND DWG 141A8370;[07] LATE ENTRY: OK TO TREAT AND PRIME DRILLED HOLES.;[08] VERIFIED STEPS #5; #6 AND #7;[09] FINAL INSPECTION; STUB FRAME REPLACED.