As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING AN ENGINE INSPECTION, THE BLEED AIR PIPE MOUNTING FLANGE FEEDING THROUGH THE FIREWALL WAS FOUND BROKEN OFF THE PIPE AND CHAFFING. NO AIR LEAKS WERE FOUND. THE ENGINE WAS REMOVED AND THE PIPE WAS REPLACED. IF THE PIPE CRACKED OFF, THE PILOT HAS NO WAY TO SHUT DOWN THE BLEED AIR OR REGULATE IT OFF THE ENGINE.