What was found
C4 PDX - FORE RUDDER YAW DAMPER ATTACH POINT LUG ON FORWARD SPAR HAS CIRCULAR CHAFING AROUND BEARING BORE. REPAIRED IAW RD8-55-128.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
C4 PDX - FORE RUDDER YAW DAMPER ATTACH POINT LUG ON FORWARD SPAR HAS CIRCULAR CHAFING AROUND BEARING BORE. REPAIRED IAW RD8-55-128.