What was found
AN INSIDIOUS ELECTRICAL ODOR FROM CAPT'S SIDE OF FLT DECK THROUGHOUT FLIGHT. THE ODOR WAS NOT CONSTANT BUT CYCLIC AND WOULD BE ERRATIC. NOT ABLE TO ISOLATE TO A SPECIFIC SOURCE, DEFINITELY NOTICEABLE. TALKED TO FLIGHT CREW. UNABLE TO IDENTIFY ODOR. NO CIRCUIT BREAKER TRIPPED. NO ECAM WARNING. NO ODOR DETECTED. OK FOR SERVICE IAW TSM 24-00-00-810-823. TURNED ON ALL LIGHTS AND WINDOW HEAT ON FULL POWER, NOTHING ABNORMAL. ALSO TURNED LTV SCREENS FULL ON, CHECK OK. ALSO PERFORMED TSM 23-39-00-810-801 FOR LTV. ALL NORMAL. OK FOR SERVICE.