What was found
(AIRCRAFT NOT GROUNDED) BATTERIES (10WL, 13WL AND 12WL) FAIL WHEN PERFORMING EPSY SYS TEST. / REMOVED AND REPLACED BATTRIES IAW AMM 33-51-38-000-002-A AND 33-51-38-400-002-A. OPS CHECK GOOD."
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(AIRCRAFT NOT GROUNDED) BATTERIES (10WL, 13WL AND 12WL) FAIL WHEN PERFORMING EPSY SYS TEST. / REMOVED AND REPLACED BATTRIES IAW AMM 33-51-38-000-002-A AND 33-51-38-400-002-A. OPS CHECK GOOD."