What was found
FLT 157 - STL-PHX - EMERGENCY LIGHTS - EMERGENCY LIGHT TEST FAILED. REMOVED AND REPLACED FORWARD LEFT EMERGENCY POWER SUPPLY UNIT (EPSU) IAW AMM 3-51-38. OPERATIONAL CHECK WAS GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT 157 - STL-PHX - EMERGENCY LIGHTS - EMERGENCY LIGHT TEST FAILED. REMOVED AND REPLACED FORWARD LEFT EMERGENCY POWER SUPPLY UNIT (EPSU) IAW AMM 3-51-38. OPERATIONAL CHECK WAS GOOD.