What was found
NR 2 ENG COWL VALVE OPEN LIGHT REMAINED BRIGHT BLUE AFTER COMMANDED ON. ASSOCIATED AMBER TAI WARNING ON CTR DISPLAY. REPLACED WITH SERVICEABLE COWL ANTI ICE VALVE REF AMM 30 21 11 400 801. RAN ENGINES PROBLEM STILL EXISTS SUSPECT OVERHEAD MODULE. REPLACED P5 OVERHEAD PANEL 30 11 41 PERFORMED OPS CHECK PER AMM 30 11 41 710 801 PROBLEM STILL PERSIST. OPERATIONAL CHECK VALVE OPS NORMAL ASSOCIATED LIGHTS ARE INDICATION ONLY. AIRCRAFT RELEASED FOR FERRY FLIGHT TO ANC PER FERRY PERMIT DATED 11 27 2010 TO ACCOMPLISH REPAIR TO NR 2 ENGINE ANTI ICE INDICATION SYSTEM. REPLACED NR 2 ENGINE TAI VALVE. REF MM 30 21 11 400 801. PERFORMED ENGINE COWL ANTI ICING OPERATIONAL TEST. NO FAULTS FOUND.