Narrative:

#1 directional gyro was removed for troubleshooting. Lower minimum performance was downgraded, but no log entry documenting removal and replacement of #1 directional gyro. Action not authority/authorized by technician specialist but notified after work was performed.

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Original NASA ASRS Text

Title: AN MD80 WAS DISPATCHED IN NON COMPLIANCE WITH THE #1 DIRECTIONAL GYRO REPLACED FOR TROUBLESHOOTING BUT WITH NO LOGBOOK ENTRY.

Narrative: #1 DIRECTIONAL GYRO WAS REMOVED FOR TROUBLESHOOTING. LOWER MINIMUM PERFORMANCE WAS DOWNGRADED, BUT NO LOG ENTRY DOCUMENTING REMOVAL AND REPLACEMENT OF #1 DIRECTIONAL GYRO. ACTION NOT AUTH BY TECHNICIAN SPECIALIST BUT NOTIFIED AFTER WORK WAS PERFORMED.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.