What was found
EMERGENCY LIGHT BATTERY PACK M1671 FAILED CAPACITY CHECK. ACFT GROUNDED. REPLACED BATTERY PACK M1671 & OPS CHECKED GOOD IAW 33-51-06-960-806 NG AMM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EMERGENCY LIGHT BATTERY PACK M1671 FAILED CAPACITY CHECK. ACFT GROUNDED. REPLACED BATTERY PACK M1671 & OPS CHECKED GOOD IAW 33-51-06-960-806 NG AMM.