What was found
REJECTED TAKEOFF ROLL BECAUSE CAPT AIRSPEED INDICATOR IN PFD INOP WHEN F/O CALLED 80 KNTS. CAPT SIDE STUCK AT 30 KNOTS BUT WAS GETTING TREN ARROW. PERFORMED CAPT'S PITOT SYSTEM TEST, SYSTEM OPS NORMAL. REMOVED NR 1 ADC AND CAPT'S PITOT TUBE AND BLOW OUT PITOT LINE, THEN REPLACED CAPT'S ADC AND PITOT PROBE WITH THE NEW PARTS AND PERFORMED SYSTEM TEST AND LEAK CHK AT 90 KNOTS AND THEN TO 250 KNOTS. SYSTEM OPS NORMAL. A/C OK FOR SERVICE IN REF TO AMM 34-11-15-04 AND 34-1134-04.