What was found
DURING TAKEOFF ROLL AT 70 KIAS YAW DAMP FAIL AND MACH TRIM OFF YD NOT CENTERING ALL AMBER AND FGC A AND B FAIL CYAN EICAS MESSAGE. ENTERED IMT + PULLED CODES. FOUND CODES FOR AIR DATA MISCOMPARE. INSPECTED AIR DATA SYSTEM FOUND WATER IN THE PITOT LINES PURGED AIR DATA LINES PERFORMED OPERATIONAL, LEAK CHECK, + ALTITUDE CORRELATION. ALL CHECKS GOOD IAW FAR 91.411 FAR 43 APPENDIX E + CE750 MM 34-11-08, + 34-11-01.