What was found
APPLIED T/O POWER AND AUTOFEATHER WOULD NOT ARM, ACFT RETURN TO GATE. INSPECTED WIRING, CLEANED AND INSPECTED SWITCHES 6121-S6 AND 6121-S7. OPS CHECKS GOOD IAW ENGINE RIGGING MANUAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
APPLIED T/O POWER AND AUTOFEATHER WOULD NOT ARM, ACFT RETURN TO GATE. INSPECTED WIRING, CLEANED AND INSPECTED SWITCHES 6121-S6 AND 6121-S7. OPS CHECKS GOOD IAW ENGINE RIGGING MANUAL.