What was found
L/H HORIZONTAL STAB. L/E; UPPER SLIDING SEAL CRACKED AT THE LOWER FWD AND AFT CORNERS.<[01] REMOVED SLIDE SEAL ASSY. & 2EA CLOSEOUT PANELS IAW B737-800 SRM 51-40-02. RECEIVED NEW SLIDE SEAL PN: 181A8025-1 PO# 1094246.5 IAW B737-800 AIPC 53-31-31-03. LOCATED & DRILLED NEW SLIDE SEAL IAW B737-800 SRM 51-40-05. INSTALLED SLIDE SEAL BRACKETS TO SLIDE SEAL IAW B737-800 AIPC 53-31-31-03 & SRM 51-40-02. INSTALLED SLIDE SEAL ASSY IAW B737-800 AIPC 53-31-31-03 & AMM 53-31-31-400-802. INSTALLED 2EA CLOSE OUT PANELS IAW B737-800 SRM 51-40-02.;[02] REMOVED SLIDE SEAL ASSY. & 2EA CLOSEOUT PANELS IAW B737-800 SRM 51-40-02. RECEIVED NEW SLIDE SEAL PN: 181A8025-1 PO# 1094246.5 IAW B737-800 AIPC 53-31-31-03. LOCATED & DRILLED NEW SLIDE SEAL IAW B737-800 SRM 51-40-05. INSTALLED SLIDE SEAL BRACKETS TO SLIDE SEAL IAW B737-800 AIPC 53-31-31-03 & SRM 51-40-02. INSTALLED SLIDE SEAL ASSY IAW B737-800 AIPC 53-31-31-03 & AMM 53-31-31-400-802. INSTALLED 2EA CLOSE OUT PANELS IAW B737-800 SRM 51-40-02.<BR>REVIEWED CARD AND WORK PROCEDURES FOR FINAL.