As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMB OUT FROM EUGENE, NOTICED BURNING SMELL LIKE BURNING RUBBER IN FLIGHT DECK. SMELL CONTINUED, COULD NOT ISOLATE. NO VISABLE SMOKE. DIVERTED TO PDX. RAN AIRCRAFT FOR 30 MINUTES, COULD NOT DUPLICATE. FOUND FORWARD COFFEE POT ELECTRICAL RECEPTACLE MELTED. SUSPECT THIS IS ORIGIN. REMOVED AND REPLACED RECEPTACLE IAW CMM 25-00-00. OPS CHECK GOOD.