What was found
(LOG 6119822) EMERGENCY LIGHT BATTERY PACK M1670 INOP. REPLACED M1670 BATTERY PACK IAW B737 AMM 33-51.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(LOG 6119822) EMERGENCY LIGHT BATTERY PACK M1670 INOP. REPLACED M1670 BATTERY PACK IAW B737 AMM 33-51.