What was found
PDX: AFT CARGO DOOR AFT LOWER VERTICAL ROD HI LIGHT IS CHAFING AFT WEB WHEN DOOR IS ACTUATED. MAINTENANCE REMOVED AND REPLACED THE DAMAGED HI LIGHT COLLAR IAW Q400 SRM 51-40-15. ALSO BLENDED THE CHAFED AREA IAW Q400 SRM 52-30-10. ALSO BLENDED THE CHAFED AREA IAW Q400 SRM TASK 51-14-00-350-801. THE REWORKED AREA 1/2" BY 1/2" DEPTH .030" HFEC INSPECTED BLEND AREA IN WEB FOR CRACKS IAW Q400 NDTM PART 6 51-00-02. NO CRACKS NOTED. DAMAGED AREA IS WITHIN LIMITS PER EA 6-52-451 PG 4 STEP 1. ALODINE BARE METAL PER EA 6-52-451. APPLIED PRIMER TO THE DAMAGE AREA PER EA 6-52-451.