What was found
EFIS COMP MON CAUTION MESSAGE ON DESCENT. CAPTAIN SIDE AIRSPEED IS INACCURATE. FOUND "DETECTABLE CURL' ON LEFT PITOT TUBE OPENING. REPLACED LEFT PITOT TUBE. REPLACED ADC NR 1, P/N: 822-0372-445 S/N ON: G77F S/N OFF: 12V9P
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EFIS COMP MON CAUTION MESSAGE ON DESCENT. CAPTAIN SIDE AIRSPEED IS INACCURATE. FOUND "DETECTABLE CURL' ON LEFT PITOT TUBE OPENING. REPLACED LEFT PITOT TUBE. REPLACED ADC NR 1, P/N: 822-0372-445 S/N ON: G77F S/N OFF: 12V9P