What was found
PDX - DURING PREFLIGHT CHECK, THE FIRST OFFICER'S SLIDING CLEARVIEW WINDOW DIFFICULT TO OPEN. LUBRICATED WINDOW MECHANISM. WINDOW THEN OPERATED PROPERLY. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX - DURING PREFLIGHT CHECK, THE FIRST OFFICER'S SLIDING CLEARVIEW WINDOW DIFFICULT TO OPEN. LUBRICATED WINDOW MECHANISM. WINDOW THEN OPERATED PROPERLY. (M)