What was found
HYDRAULIC SYSTEM #3 RUDDER PCU FAILED BACKLASH TEST (C-CHECK RO 11/10/2021) REMOVED AND REPLACED HYDRAULIC SYSTEM #3 RUDDER PCU IAW CRJ700 AMM CHAPTER 27-23-01-000-801-A01/27-23-01-400-801-A01, TORQUE WRENCH TUC 4978, CAL DUE: 32-JUL-22. PERFORMED BACKLASH TEST OF THE #3 RUDDER PCU PER CRJ 700 AMM 27-21-00-720-803-A01. BACKLASH PASSED. T/I:8392 DUE: 30 JUN 22, T/I:TUC9290 DUE: 31 MAR 22, T/I: TUC2267 DUE 28 FEB22. PERFORMED OPS TEST OF THE RUDDER CONTROL SYSTEM PER CRJ 700 AMM 27-21-00-710-801-A01. OPS TEST GOOD.