What was found
AFTER TAKEOFF A "BURNT TOAST" SMELL IN COCKPIT, DURING TAKEOFF, BLEEDS ON AUTO, TEMP SEL ON 7, ADJUSTED TO 5. SMELL WENT AWAY AFTER 30 SECONDS. SMELL LASTED APPROXIMATELY 1 MINUTE. MAINTENANCE GROUND RAN A/C AT FULL "HOT" FOR APPROXIMATELY 15 MINUTES. NO SMELL NOTED IN COCKPIT. ALL ENGINE INDICATIONS NORMAL. INSPECTED ACM OIL LEVEL, AND HEAT EXCHANGER. NO DEFECTS NOTED. INSPECTED ENGINE INLET AND EXHAUST. NO DEFECTS NOTED.