What was found
DURING T/O AUTOFEATHER NO ARM ,CHK FND TSCU FAULT, IAW PWC 72-01-00 REPLACED TSCU AND IAW AMM 71-00-00 ENG RUNING AUTOFEATHER SYSTEM FUNCTION TEST NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING T/O AUTOFEATHER NO ARM ,CHK FND TSCU FAULT, IAW PWC 72-01-00 REPLACED TSCU AND IAW AMM 71-00-00 ENG RUNING AUTOFEATHER SYSTEM FUNCTION TEST NORMAL.