What was found
ENGINE VIBE DISPLAY INOP. REMOVED AND INSTALLED ENGINE VIBE MONITOR UNIT IAW AMM 77-31-03, SELF TEST CHECK GOOD IAW AMM 77-31-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ENGINE VIBE DISPLAY INOP. REMOVED AND INSTALLED ENGINE VIBE MONITOR UNIT IAW AMM 77-31-03, SELF TEST CHECK GOOD IAW AMM 77-31-00.