What was found
EMERGENCY POWER SUPPLY UNIT 12WL FAILS SYSTEM TEST. REPLACED EMERGENCY POWER SUPPLY UNIT 12WL IAW AMM 33-51-38 AND ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EMERGENCY POWER SUPPLY UNIT 12WL FAILS SYSTEM TEST. REPLACED EMERGENCY POWER SUPPLY UNIT 12WL IAW AMM 33-51-38 AND ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.