What was found
FLT NR 7902 - IAD - F/O'S ALTITUDE INFORMATION (ALTIMETER & ALT SELECT) WENT MISSING ON T/O ROLL. MAINTENANCE DRAIN WATER OUT OF F/O PITOT DRAIN. RESET BOTH ADCS. OPS CHECK NORMAL
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT NR 7902 - IAD - F/O'S ALTITUDE INFORMATION (ALTIMETER & ALT SELECT) WENT MISSING ON T/O ROLL. MAINTENANCE DRAIN WATER OUT OF F/O PITOT DRAIN. RESET BOTH ADCS. OPS CHECK NORMAL