As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT AILERON INBOARD PCU OUTPUT LINK IS CHAFED. C-CHECK RO 1/5/2021. LT AILERON REMOVED, INBOARD PCU OUTPUT LINK REMOVED AND REPLACED WITH NEW PART AND HARDWARE. OPERATIONAL TEST PERFORMED OK, NO CHAFING CONDITION NOTICED. WORK DONE AS PER CRJ 700 AMM 27-14-15-400-801-A01. COMPLIED WITH SKYWEST 27-900-1008-SKY.