What was found
LT HORIZONTAL STAB UPPER SKIN HONEYCOMB DISBONDED FROM SKIN AUX SPAR STA 127-157, VIEWED FROM INSIDE L/E AUX SPAR. REMOVED LT HORZ STAB UPPER SKIN, SENT OUT FOR REPAIR ON R501623345, REINSTALLED LT HORIZONTAL STABILIZER UPPER SKIN AT STA 127 TO 157 IAW SRM 51-40-02. PN: 185T1001-1, PANEL, ASSY TORQUE BOX SKIN, LT HORZ. L/E STA 100.00 TO 250.25 DISBONDED; ACFT WAS GROUNDED.