What was found
ON PRE-FLIGHT, EMERGENCY LIGHTS WOULD NOT COME ON IN THE -ON- POSITION. REPLACED EMERGENCY LIGHT POWER SUPPLY BATTERIES IAW DC9 MM 33-53-02-4-0001.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON PRE-FLIGHT, EMERGENCY LIGHTS WOULD NOT COME ON IN THE -ON- POSITION. REPLACED EMERGENCY LIGHT POWER SUPPLY BATTERIES IAW DC9 MM 33-53-02-4-0001.