As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTO COARSEN DID NOT ARM ON TAKEOFF. MAINTENANCE RAN ENGINE WITH CREW, AUTO COARSEN WOULD NOT ARM, INSPECTED AIRCRAFT AND SAFE FOR ONE TIME FERRY FLIGHT FROM ATW TO MSP. MAINTENANCE REPLACED THE LT AND RT P3 PRESSURE SWITCHES. OPS CHECK GOOD ON THE AUTO COARSENING SYSTEM IAW 61-22-00 OF THE AMM.