What was found
CAPT ALT INOP FAILED AT 13,000'. REMOVED AND REPLACED CAPT'S ALT INDICATOR PER MM 34-13-01-004-001. TEST OK PER MM. TEST ON ADC 1 AND 2 ALSO OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CAPT ALT INOP FAILED AT 13,000'. REMOVED AND REPLACED CAPT'S ALT INDICATOR PER MM 34-13-01-004-001. TEST OK PER MM. TEST ON ADC 1 AND 2 ALSO OK.