What was found
YD FAIL UPPER A CAS MESSAGE DURING CLIMB. DETERMINED UPPER RUDDER POSITION SENSOR -A- WITH FAULT. REPLACED SENSOR -A-, DUE TO CAS MESSAGE DURING CLIMB, WITH FAULT. INSTALLED NEW SENSOR UNIT INTO -A- POSITION. DETERMINED UPPER RUDDER POSITION SENSOR "A" WITH FAULT. REPLACED SENSOR "A", DUE TO CAS MESSAGE DURING CLIMB, WITH FAULT. INSTALLED NEW SENSOR UNIT INTO "A" POSITION. DONE IAW CHAPTER 27-24-01 OF THE CESSNA 750 MAINT MANUAL. LEAK CHECK, OPS CHECK OK. CNQ2918C