What was found
DURING MAINTENANCE BASE VISIT FOUND THE RIGHT OVERWING FLOOR LEVEL TRACK EXIT SIGN INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED BATTERY CHARGER ASSEMBLY NR 4 IAW AMM 33-51-15. THE OPERATIONAL CHECK WAS GOOD. AS PRECAUTIONARY REMOVED AND REPLACED RIGHT LOWER OVERWING EXIT IDENTIFIER LIGHT ASSEMBLY PART NUMBER BR9279-013. THE OPERATIONAL CHECK WAS GOOD IAW CRJ700 AMM 33-51-15. THE AIRCRAFT WAS RETURNED TO SERVICE.