As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMB OUT PASSING 4500 FT 250 KIAS, CAPT AND OF ELECTRIC TRIM DID NOT RESPOND. ALL STAB TRIM SWITCH IN NORMAL. STAB TRIM WHEEL WORKS NORMAL. PERFORMED FIM, NO FAULTS NOTED ALL OPS NORMAL. REMOVED AND REPLACED STAB TRIM MOTOR FOR PRECAUTIONARY REASON IAW MM. ALL SYS OPS CHECK NORMAL. (K)