What was found
IN REFERENCE WITH LOGPAGE#4512799 PERFORMED SYSTEM TEST OF THE EMERGENCY LIGHTS IRW AMM 33-51-00-705-029-001. EMERGENCY LIGHTS FAILED TO STAY ON DURING THE 1 MINUTE PERIOD REQUIREMENT. LEFT SIDE OF THE AC EMERGENCY LIGHTS TURNED OFF WITHIN 10-20 SECONDS WITH EMERGENCY SWITCH IN THE ON POSITION FOLLOWING THE RIGHT SIDE OF THE AC. FURTHER TROUBLESHOOTING NEEDED. PERFORMED EMERGENCY LIGHT SYSTEM TEST IAW AMM 33-51-00-705-029-001 AND OPERATIONAL TEST IAW AMM 33-51-00-715-001-001. EMERGENCY SYSTEM OPS CHECK GOOD. COULD NOT DUPLICATE FAULT. OBSERVED LIGHTS COME ON AND OFF WITHIN THE TIME SPECIFIED.