What was found
HIGH SPEED AURAL WARNING SOUNDED DURING TAKEOFF, RIGHT AFTER POWER LEVERS WERE SET FOR TAKEOFF TORQUE. REPLACED NR 1 AIRSPEED INDICATOR WITH SERVICEABLE UNIT IAW MM 34-12-01. OPS CHECK GOOD. COMPLIED WITH PITOT/STATIC CHECK IAW MM 34-11-00. NO LEAKS NOTED AT THIS TIME. P/N: 39948-E2903, S/N ON: 1150, P/N OFF: 320AS1, S/N OFF: AH789.