What was found
ON MAINTENANCE CHECK, FOUND CIDS MESSAGE EPSU BATTERY FWD LT FAILED TEST. REPLACED EPSU BATTERY 10WL IAW AMM 33-51-38-000-002-A AND 33-51-38-400-002-A FUNCTIONAL TEST GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON MAINTENANCE CHECK, FOUND CIDS MESSAGE EPSU BATTERY FWD LT FAILED TEST. REPLACED EPSU BATTERY 10WL IAW AMM 33-51-38-000-002-A AND 33-51-38-400-002-A FUNCTIONAL TEST GOOD.