What was found
INTERMITTENT BURNING ELECTRICAL ODOR IN COCKPIT. ODOR STRONGEST TOWARDS RT END OF INSTRUMENT PANEL. REMOVED INSTRUMENT SCREENS & INSPECTED WIRING BEHIND PANEL, NO DEFECTS, INSPECTED NEW AVIONICS COOLING FAN, NO DEFECTS, INSPECTED COPILOT'S WINDSHIELD WIRE TERMINAL BLOCK, NO DEFECTS. APPLIED POWER & LET SIT OVER AN HOUR, NO ODOR, TOOK ACFT OUTSIDE & RAN EACH ENG FOR AN HOUR, NO ODOR. HAD VCS SYS GOING ENTIRE TIME, NO ODORS. TURNED OFF VCS & RAN COCKPIT & CABIN FULL HOT, NO ODOR. HAVE BEEN UNABLE TO REPRODUCE ODOR. COMPLETED FIM TASK 21-20-00-810-801-A, NO DEFECTS & COMPLETED WINDSHIELD HEATING SYS OPS CHECK, OPS CHECKED GOOD IAW EMO 30-2-00-710-BOL•A, NO ABNORMAL ODORS NOTED DURING TROUBELSHOOTING.