What was found
DURING MAINTENANCE, EMERGENCY LIGHT BATTERIES WERE FOUND TO BE WEAK. BATTERIES (6 EACH) WERE REMOVED AND REPLACED WITH SERVICEABLE UNITS. RESEARCH REVEALED OVER THE PAST TWO DAYS THE RT FORWARD EGRESS LIGHTS WERE BURNED AND DEFERRED PER MEL 33-12. RT CABIN EMERGENCY EXIT LIGHT BURNED. NR 2 POWER SUPPLY REPLACED THE MEL 33-12 WAS CLEARED BY REPAIRING A CHAFED WIRE AT EGRESS LIGHT HOUSING.