What was found
YNG - FLT 5709 - RIGHT ENGINE AUTOFEATHER UNIT WILL NOT ARM, NO UPTRIM OR FEATHER. MAINTENANCE REMOVED AND REPLACED THE NR 2 AUTOFEATHER UNIT. SYSTEM OPS CHECK GOOD. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
YNG - FLT 5709 - RIGHT ENGINE AUTOFEATHER UNIT WILL NOT ARM, NO UPTRIM OR FEATHER. MAINTENANCE REMOVED AND REPLACED THE NR 2 AUTOFEATHER UNIT. SYSTEM OPS CHECK GOOD. (M)