As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING COMPLIANCE WITH SB, REPLACEMENT OF TRIM CARTRIDGE NUT THE YAW TRIM CARTRIDGE FAILED TORQUE CHECK. THE ROD FOR THE TRIM CARTRIDGE APPEARS TO BE UNDERSIZE THEREFORE THE NUT WILL ONLY HOLD AT 1 INCH POUND OF TORQUE RATHER THAN 3 INCH POUNDS AS REQUIRED IN SB.