What was found
EMERGENCY LIGHTING: EMER LIGHTS DID NOT COME ON DURING PREFLIGHT TEST. 30 MINUTE CHARGE PROCEDURE DONE AND ALL LIGHTS CAME ON WITH THE TEST. PROCEDURE WAS DONE 2 DAYS IN A ROW WITH SAME FAIL, CHARGE, AND PASS RESULTS. CORRECTIVE ACTION: REMOVED FAILING #I BATTERY. PN CBS28-1 S/N 006146. INSTALLED NEW BATTERY. PN 6430028-1 S/N C25-C13401 REF. CE 680A AMM 33-50-06. SEE ITEM 7 FOR OPS CHECK REMOVED FAILING #4 BATTERY. PN CBS28-1 S/N 4261M. INSTALLED NEW BATTERY. PN 6430028-1 S/N C25-14799. REF. CE 680A AMM 33-50-06. SEE ITEM 7 FOR OPS CHECK