What was found
DURING HEAVY MAINTENANCE, EPSU BATTERY 10WL DON'T PASS TEST; (REF ARM W/O 2021-197/1 N/R 2021-381719) R & R EPSU 10WL IAW AMM 33-51-38-000-002-A AND 33-51-38-400-002-A PERFORMED OPERATIONAL TEST. TEST IS OK
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE, EPSU BATTERY 10WL DON'T PASS TEST; (REF ARM W/O 2021-197/1 N/R 2021-381719) R & R EPSU 10WL IAW AMM 33-51-38-000-002-A AND 33-51-38-400-002-A PERFORMED OPERATIONAL TEST. TEST IS OK