What was found
PHL - DURING ANNUAL OPERATIONAL CHECK OF THE FORWARD MAIN ENTRY DOOR ESCAPE SLIDE, THE SLIDE DEPLOYED NORMALLY, BUT THE SLIDE MOUNTED LIGHTS FAILED TO ILLUMINATE. SLIDE OPERATIONAL CHECK FAILED. MAINTENANCE FOUND THE POWER UNIT ASSEMBLY FOR THE SLIDE MOUNTED LIGHTS HAD FAILED. MAINTENANCE REMOVED AND REPLACED THE FORWARD MAIN ENTRY DOOR ESCAPE SLIDE. TWO ADDITIONAL OPERATIONAL CHECKS ARE SCHEDULED TO BE CONDUCTED AT THE FORWARD MAIN ENTRY DORO POSITION. (M)