What was found
CLIMBING OUT OF FL330, CAS PTRIM NML FAIL, SWITCHED TO BACK UP TRIM, AUTOPILOT OFF, HAND FLOWN THE REST OF THE WAY AT FL450. REMOVED AND REPLACED PITCH TRIM ACTUATOR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CLIMBING OUT OF FL330, CAS PTRIM NML FAIL, SWITCHED TO BACK UP TRIM, AUTOPILOT OFF, HAND FLOWN THE REST OF THE WAY AT FL450. REMOVED AND REPLACED PITCH TRIM ACTUATOR.