What was found
AFTER ACTIVATION OF GROUND POWER, A STRONG ELECTRICAL ODOR WAS NOTED. WITH AN OPENED COCKPIT WINDOW TO VENTILATE, THE ODOR PERSISTED. MX COMPLETED T/S JOB CARD 26L00021001 AND FOUND FUSE K ON TRANFORMER 35LP BLOWN AND CAPTAIN'S ACP INOP. REPLACED FUSE IAW SCHEM ASM 33-14-03 AND R & R CAPTAIN'S ACP IAW AMM 23-51-12-400-001-A. OPS CHECK OF SYS, OK. AS A PRECAUTION, REPLACED CIRCUIT BREAKER 4RN IAW ESPM 20-46-10. ACFT OK FOR CONTINUED SERVICE.