What was found
WHILE ON GROUND, MAINTENANCE FOUND EMERG BATTERY PACK HAD LOW VOLTAGE. THE LIGHT WOULD COME ON AND THEN DIM AND GO OUT. REPLACED BATTERY PACK, CHECK OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE ON GROUND, MAINTENANCE FOUND EMERG BATTERY PACK HAD LOW VOLTAGE. THE LIGHT WOULD COME ON AND THEN DIM AND GO OUT. REPLACED BATTERY PACK, CHECK OK.