What was found
NR4 RT DOOR LOWER GATE SEAL SUPPORT STRUCTURE BOTH ENDS HAS CHAFED. BLENDED AREAIAW SRM 51-10-02 ,CHECKED LIMITS L=1.5,W=1,D=.060, FOUND TO BE OUT LIMITS IAW SRM 52-10-02 DETAIL V FIG 101. REMOVED DOOR GATE IAW SRM 51-40-02, RECEIVED NEW LOWER GATE P/N 146N606U56, LOCATED AND DRILLED IAW SRM 51-40-05 INSTALLED NEW LOWER DOOR GATE IAW SRM 51-40-02, R-4 DOOR LOWER GATE. MAJOR REPAIR.