What was found
DUE TO C1 ADP FAILURE , PLEASE ACCOMPLISH A VISUAL INSPECTION OF THE EXTERIOR OF AIRCRAFT FOR ANY SIGN OF DAMAGE MAY CAUSED BY ADP FAILURE...TOMC MO PERFORMED BSI OF LWR TURBINE GEARBOX ASSY(TGA) PER STEP 15A OF C/W STEPS 1 THRU 12 , 16 & 17 OF AVO10049 REV A. AVO10049 REV A. ALL PICS SENT TO ESC FOR EVALUATION. REF AVO10049 STEP15 SUB HAS BEEN CW PERFORMED STEP 13 ( AMM-05-51-58-800-801-C3. CONDITIONAL INSPECTION OF SMOKE/ODOR IN FLIGHTDECK/CABIN ) AND STEP 14 (AMM-36-10-00-700-803. OPERATIONAL CHECK OF ISOLATION VALVES AND APU SHUTOFF VALVE ) OF AVO10049. COMPLIED WITH THE REQUIREMENTS OF ECRA 2911-01352, ALL FINDINGS DOCUMENTED AND REPAIRED.