As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD/MHT - FLT 6388 - DURING CLIMB AT 0750 HOURS ON 8-8-97, AIRCRAFT MADE AN UNSCHEDULED LANDING DUE TO RT ENGINE TORQUE FLUCTUATION OF 5 PERCENT TO 8 PERCENT WITH ASSOCIATED AIRCRAFT YAW. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED N1 WIRING HARNESS, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (X)