As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT OWNER REPORTS SNAP ROLLS WERE NOT CRISP. UPON INSPECTION OF ELEVATOR CONTROL SYSTEM, THE ELEVATOR IDLER SUPPORT MEMBER WAS FOUND CRACKED IN HALF AT THE FACTORY WELDMENT. THE SU26M SUKHOI IS CAPABLE OF UNLIMITED AEROBATICS, AND IT IS NOT UNCOMMON TO SEE +/- 10G ON THE METERS. SUBMITTER SUGGESTED CAUSE OF THIS FAILURE AS THE HIGH G-LOADNG ON PILOT'S SEATBACK AGAINST THE MEMBER DURING HIGH POSITIVE G-MANEUVERS.