As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER COMPLETION OF TEST FLIGHT AFTER Z INSPECTION, THE AIRCRAFT WAS LANDING WHEN THE BRAKES WERE APPLIED AND THE AIRCRAFT VEERED LEFT. DURING TROUBLSHOOTING, 2 LINES WERE FOUND TO BE CROSSED ON PILOT'S TRANSMITTER VALVE P/N A100-24653M1. THIS VALVE WAS INSTALLED DURING THE Z INSPECTION. THE AIRCRAFT IS STILL IN MAINTENANCE AT THIS TIME.