What was found
R/H OUTBOARD AFT FLAP LOWER SURFACE IS DELAMINATED AT THE INBOARD END. DELAMINATION MEASURES 8.75' X 7.5'.<[01] REMOVED AND REPLACED R/H O/B AFT FLAP IAW B737 AMM 27-51-22. UP TO ADJUSTMENTS.;[02] REMOVED AND REPLACED R/H O/B AFT FLAP IAW B737 AMM 27-51-22. UP TO ADJUSTMENTS. THRU STEP 3.F(5)(G);[03] ADJUSTMENT AND OPS CHECK OF R/H O/B AFT FLAP IS GOOD PER B737 AMM 27-51-22.;[04] STEP 1 N/A?D - R/H O/B AFT FLAP REPLACED. NO FOLLOW-ON ACTION REQUIRED.