What was found
FEATHERED THE NR 3 ENGINE AT 1841Z DUE TO RUNNING ROUGH AND LOW COMPRESSION INDICATED, NR 6 OR NR 17. REMOVED AND REPLACED THE NR 17 CYLINDER ON THE NR 3 ENGINE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FEATHERED THE NR 3 ENGINE AT 1841Z DUE TO RUNNING ROUGH AND LOW COMPRESSION INDICATED, NR 6 OR NR 17. REMOVED AND REPLACED THE NR 17 CYLINDER ON THE NR 3 ENGINE.