What was found
ADC NR 1 INOP. IAS/ALT/VS BLANK FOR 20 MINS QRH. RETURNED TO SLC. REMOVED AND REPLACED NR 1 ADC IAW 34-12-01. OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ADC NR 1 INOP. IAS/ALT/VS BLANK FOR 20 MINS QRH. RETURNED TO SLC. REMOVED AND REPLACED NR 1 ADC IAW 34-12-01. OPS CHECK GOOD.