As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE FLIGHT AN ODOR WAS OBSERVED COMING FROM AREA OF CAPT GASPER VENT AND SPEAKER AREA. SMELLED LIKE AN ELEC HEATER WHEN TURNED ON. REMOVED AND REPLACED CAPT SHOULDER AND FOOT HEATER PER B767 MM 21-45. OPS CHECKS GOOD. NO ODOR DETECT ON A/C ARRIVAL OR DURING OP CHECK. (8151982).