As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT WING TAI VALVE FOUND CANNOT OPEN DURING ENGINE GROUND RUN TEST. THE TAI VALVE REMOVED AND REPLACED IAW AMM 30-11-02, REV 124. TAI TEMP SWITCH REMOVED AND REPLACED IAW AMM 30-11-03 REV 124. TEST CARRIED OUT DURING ENGINE GROUND RUN. TEST FOUND SATISFACTORY IAW AMM 30-11-03 REV 124.