What was found
DURING TAKEOFF ROLL AT VERY LOW SPEED, NR 4 ENG ROLLED BACK TO IDLE. DURING TAKEOFF REJECTION THERE WAS A BURNING ODOR FOR APPROXIMATELY 20 SECONDS IN THE AIR CONDITIONING SYS & THEN THE ODOR DISSIPATED COMPLETELY. ACCOMPLISHED INLET & EXHAUST INSPECTION, NO DAMAGE NOTED. ALSO ACCOMPLISHED TASK 72-11-02-700-803 THROTTLE RESOLVER TEST, PASSED. ACCOMPLISHED FMC SERVO TEST, PASSED.. ACCOMPLISHED POWER ASSURANCE HIGH POWER RUN IAW AMM 71-00-00. IAW MCC & POWER PLANT ENGINEERING, PERFORMED SMOKE & FUMES INSPECTION IAW AMM 71-00-00-200-804-600, WITH NO FINDINGS.