What was found
IN CRUISE FLIGHT, NR 2 ENGINE TORQUE DROPPED TO 20 PERCENT, N1 STABILIZED AT 82 PERCENT. BEEPED NR 2 ENGINE UP, CONTINUED FLIGHT, LANDED WITHOUT INCIDENT. FOUND THE NR 1 ENGINE HIGH SIDE GOVERNOR HAD FAILED. (X)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
IN CRUISE FLIGHT, NR 2 ENGINE TORQUE DROPPED TO 20 PERCENT, N1 STABILIZED AT 82 PERCENT. BEEPED NR 2 ENGINE UP, CONTINUED FLIGHT, LANDED WITHOUT INCIDENT. FOUND THE NR 1 ENGINE HIGH SIDE GOVERNOR HAD FAILED. (X)