What was found
EMERGENCY LIGHT POWER SUPPLY BATTERY 11WL FAILED TEST AT HEAVY SERVICES CHECK. R & R BATTERY UNIT IAW 33-51-38-000-002A AND 33-51-38-400-002A, UNIT CHECK NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EMERGENCY LIGHT POWER SUPPLY BATTERY 11WL FAILED TEST AT HEAVY SERVICES CHECK. R & R BATTERY UNIT IAW 33-51-38-000-002A AND 33-51-38-400-002A, UNIT CHECK NORMAL.