What was found
(CAN) ON DESCENT WITH RUDDER TRIM AT ZERO IT WAS NOTED THAT THE TRIM INDICATOR HAD DRIFTED TO 10 DEGREES RIGHT. A FEW MINUTES LATER INDICATION RETURNED TO ZERO WITH NO EFFECT TO FLIGHT CONTROL IN EITHER INSTANCE. INDICATOR REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) ON DESCENT WITH RUDDER TRIM AT ZERO IT WAS NOTED THAT THE TRIM INDICATOR HAD DRIFTED TO 10 DEGREES RIGHT. A FEW MINUTES LATER INDICATION RETURNED TO ZERO WITH NO EFFECT TO FLIGHT CONTROL IN EITHER INSTANCE. INDICATOR REPLACED.