What was found
MAIN EXIT SIGN/LIGHT: EMERGENCY LIGHTS ABOVE THE MAIN ENTRANCE, DOOR, FLICKERING LIKE A SHORT IN THE SYSTEM AND THE EMERGENCY LIGHT ABOVE THE EMERGENCY EXIT OR NOT ILLUMINATING AT ALL DURING TEST. SOME OF THE OTHER EMERGENCY LIGHTS WERE NOT WORKING THROUGHOUT THE AIRCRAFT. PERFORMED A FUNTIONAL CHECK OF THE EMERGENCY BATTERIES IAW BOMBARDIER GL-6000 AMM 33-51-09-710-801. ALL EMERGENCY LIGHT INTERIOR AND EXTERIOR CAME ON AND STAYED ON, OPS CHECKED GOOD, NO FURTHER DEFECTS NOTED.