What was found
RT INBOARD AILERON INDICATION MISSING. FLT CONTROL HYD POWER WING SHUTOFF SWITCHES SELECTED TO CLOSED ON P61 PANEL.(<P>1.PARTIALLY REMOVED INBD ALERON POWER CONT PACKAGE PER AMM 27-11-12-002-001 STEP F(1)(I). ACCOMPLISHED REMOVAL OF INBD AILERON AS PER AMM 27-11-12. PLACED AILERON POWER CONTR PACKAGE INBD (R/H) AS PER AMM 27-11-12. OPS CHECK GOOD, NO LEAKS AT THIS TIME. FLT CONTROL HYD POWER - WING SHUT OFF SWITCHES SELECTED TO NORM ON P461 PANEL AS PER B747 AMM 27-11-12 STEP H(4). NO FURTHER DEFECTS NOTED.