As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6381 - IAD-CMH - DURING CRUISE, EXPERIENCED A FAILURE IN THE CAPTS AIRSPEED INDICATOR. AIRCRAFT RETURNED TO IAD WHERE THE DISCREPANCY WAS TROUBLESHOT. THE MAINTENANCE TECHNICIANS REMOVED AND REPLACED THE CAPT'S AIRSPEED INDICATOR AND PURGED MOISTURE FROM THE SYSTEM. PITOT HEAT SYSTEM WAS ALSO CHECKED FOR PROPER OPERATION IAW MM PROCEDURES. AIRCRAFT WAS THEN RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)