What was found
CREW REPORT: BURNING RUBBER SMELL ON TAKEOFF AND AGAIN IN DESCENT AND APPROACH. INTERMITTENT SAMC TEXT: CREW REPORTS, GET THE ODOR ONLY IN THE COCKPIT, NOT SMELLED IN THE CABIN. SMELL COMES AND GOES. NO OTHER PROBLEMS NOTED IN COCKPIT WITH LIGHTING OR INSTRUMENTS. CHECKED ALL LIGHTING AND INSTRUMENTS IN COCKPIT. NO DEFECTS NOTED. INSPECTED WINDOW HEAT CONNECTIONS PER MM, NO DEFECTS NOTED. ENTERED FWD E-E COMP AND CHECKED COMP AND RADAR R-T, ALL GOOD.