As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ROLL TRIM WORKED ON PRE FLIGHT AND POST FLIGHT, BUT DID NOT WORK IN FLIGHT. PERFORMED ROLL TRIM OPS TEST, NEUTRAL SWITCH CHECK - RT AND LT SIDES AND ROLL TRIM SEL SWITCH OPS CHECK. NO DISCREPANCIES NOTED. ALL WORK DONE IAW AMM 27-10-00.