What was found
OPERATIONAL TEST OF EMERGENCY LIGHTS FAIL PERIODIC SERVICE CHECK. REPLACED EPSU 10WL AND BATTERY IAW AMM 33-51-38. PERFORMED SATISFACTORY OPERATIONAL CHECK IAW AMM 33-51-00. AIRCRAFT WAS GROUNDED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
OPERATIONAL TEST OF EMERGENCY LIGHTS FAIL PERIODIC SERVICE CHECK. REPLACED EPSU 10WL AND BATTERY IAW AMM 33-51-38. PERFORMED SATISFACTORY OPERATIONAL CHECK IAW AMM 33-51-00. AIRCRAFT WAS GROUNDED.