What was found
RETURNED, EMER DECLARED, LANDING UNEVENTFUL & ACFT OVERWEIGHT. DURING CLIMB AT 2600 FEET FLIGHT ATTENDANT REPORTED STRONG BURNING ELEC SMELL BETWEEN L2 & R2 DOORS. PERFORMED ENG & APU RUNS WITH NO FINDINGS. INSPECTED RECIRCULATION FANS & FILTERS, ALL CABIN LIGHTS, INFLIGHT ENTERTAINMENT & POWER PORTS WITH NO FINDINGS. R & R OXYGEN & HALON EXTINGUISHER BOTTLES. ALL CHECKED NORMAL & NO ODOR PRESENT WHILE PERFORMING ENG RUNS. ACFT FERRIED WITH NO ODOR REPORTED.