What was found
EMERGENCY EXIT LIGHTS AT SEAT 18ACD ARE OUT. OVERHEAD AFT LIGHT, BOTH SIDEWALL LIGHTS AT 18A AND UPPER SIDEWALL LIGHT AT 18D, ALONG WITH SIDEWALL LIGHTS AT 18D ARE OUT. REMOVED AND REPLACED L/H INVERTER ASSEMBLY (#4), OPS CHECK FAIL. REMOVED AND REPLACED #3 & #4 E,EMERGENCY LIGHT BATTERIES. OPS CHECK FAIL. REMOVED AND REPLACED #4 ELB. OPS CHECK SAT. OLD BATTERY WAS BAD FROM STOCK.
ABS-2013-1A SN 42481 TSN 2508.06 CSN 2331; ABS-2013-1A SN 48555 (BAD FROM STOCK) TSN 394.30 CSN 375 2013-1ASMI SN 9841 TSN 3832.05 CSN 3141