What was found
R/H ELEVATOR HYDRAULIC SYSTEM #3 PCU FAILED BACKLASH AT 0.330" AND FAILED LEAK CHECK. (C-CHECK RO 10-22-21) REMOVED AND INSTALLED SERVICEABLE, P/N 51000-9, R/H ELEVATOR HYDRAULIC SYSTEM #3 PCU. REF. CRJ900 AMM 27-33-01-000-801 (A01) AND AMM 27-33-01-400-801 (A01). SEE CONTINUE CARD FOR MAINTENANCE PERFORMED. / COMPLIED WITH SKYWEST TASK CARD 27-320-1003-SKY. / OPS. TEST / TORQUE WRENCH TUC8609, CAL DUE 31-AUG-22