What was found
(CAN) POOR PITCH RESPONSE IN-FLIGHT. GROUND TEST OK. LAST LEG OF FLIGHT TRIM FAILED AT ATTITUDE. LANDED OK. REPLACED ACTUATOR. INVESTIGATION INDICATED THAT MOISTURE IN UNIT FROZE AT ALTITUDE DEPENDING ON OAT. PART TC: 412.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) POOR PITCH RESPONSE IN-FLIGHT. GROUND TEST OK. LAST LEG OF FLIGHT TRIM FAILED AT ATTITUDE. LANDED OK. REPLACED ACTUATOR. INVESTIGATION INDICATED THAT MOISTURE IN UNIT FROZE AT ALTITUDE DEPENDING ON OAT. PART TC: 412.