What was found
CREW REPORTED A BURNING ELECTRICAL ODOR, INSPECTED ALL COFFEE MAKERS AND OVENS FOR RESIDUAL DEBRIS. NO DEBRIS NOTED; ALSO RAN COFFEE MAKERS AND OVENS, NO ODOR TO REPORT. PERFORMED MAINTENANCE TAXI WITH BOTH ENGINES; NO ELECTRICAL BURNING ODOR NOTICED WITH GENERATORS RUNNING. NO ODOR TO REPORT WITH ENGINES RUNNING, APU POWER OR GROUND POWER IAW AMM 21-72. (8823697) (AIRCRAFT GROUNDED).