What was found
LEVELING AT FL 360, A STRONG BURNING ELEC SMELL FILLED COCKPIT & CABIN. STRONGEST AT L2 & R2, ALL CABIN OVERHEAD LIGHTS & PAX READING LIGHTS WENT OUT & ACFT WILL NOT HOLD GND POWER. FOUND BATTERY CHARGER FAULTED. R & R CHARGER & BATTERY, PRECAUTIONARY IAW LP 4819432 & 4819435. ALSO FOUND UTILITY BUSSES TRIPPED CAUSING LIGHTS TO GO OUT, RESET SAME. RAN ENGS & PACKS. PERFORMED OPERATIONS CHECK OF DC GENERATION SYS WITH NO FAULTS OR SMELLS IAW AMM 24-30-00. FORM 44-0008 COMPLETED TO COMPLY WITH CONT LP 8246365.