What was found
MCN - DURING C22 CHECK DISCOVERED LOWER CHORD OF STAB STA 138.7 RIB, CRACKED .7 INCHES AT FORWARD ATTACH POINT OF THE LT HORIZONTAL STABILIZER. MAINTENANCE REMOVED DAMAGED SECTION OF CHORD IAW BOEING 737-300 SRM 55-10-09-2R2 FIG 201. FABRICATED FILLER AND REPAIR ANGLE IAW BOEING 737-300 SRM 55-10-09-2R2. INSTALLED REPAIR PARTS ON THE LOWER CHORD OF STAB STA 138.7 RIB, FORWARD ATTACH POINT IAW BOEING 737-300 SRM 55-10-09-2R2.