What was found
DURING PREFLIGHT LVL 1 "EMER LT BATT 1 LO" ILLUMINATED AFTER EMERGENCY LIGHTS TEST. R&R BATTERY SUPPLY IAW AMM 33-51-01-401.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING PREFLIGHT LVL 1 "EMER LT BATT 1 LO" ILLUMINATED AFTER EMERGENCY LIGHTS TEST. R&R BATTERY SUPPLY IAW AMM 33-51-01-401.