As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN PITCH TRIM INOP DURING CLIMB OUT AT ABOUT 8K ON AUTOPILOT, C/W QRH PROCEDURE FACT 19MAR23 10:24 PHL SIGN OFF FROM HA 300 SEQ 1 OF RON PACKAGE 28MAR23. REMOVED HSA IAW EMB 145 AMM 27-40-02. INSTALLED HSA IAW 27-40-02 OPS CHECK GOOD