What was found
AIRCRAFT WAS NOT GROUNDED: P/S CHECK CIDS1 TEST, FAULT EPSU (10WL) FWD L. MAINTENANCE REPLACED THE BATTERY AT 10WL EPSU IAW AMM 33-51-38.OPERATIONAL TEST NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED: P/S CHECK CIDS1 TEST, FAULT EPSU (10WL) FWD L. MAINTENANCE REPLACED THE BATTERY AT 10WL EPSU IAW AMM 33-51-38.OPERATIONAL TEST NORMAL.