As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRIMARY STAB TRIM FAILURE. REPLACED TRIM BRAKE RELAYS R2-830 & R2-831, AMM 27-41-02. REPLACED PRIMARY STAB TRIM DAV UNIT IAW MM 27-41-01. OPS CHECKED OK IAW AMM 27-41-10. REPLACED TRIM MOTOR RELAYS R20-15 & R20-16 IAW AMM27-41-03. OPS CHECKED OK IAW AMM27-40-06.