As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD/RDU - FLT 7639 - DURING TAKEOFF, AIRCRAFT ABORTED TAKEOFF DUE TO LT ENGINE WOULD NOT MAKE UNSCHEDULED TORQUE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND ADJUSTED LT MAX FUEL FLOW, OPS CHECK OK. AIRCRAFT RELEASED AND APPROVED FOR RETURN TO SERVICE. (X)