As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLIMBING FROM FL330 TO FL370 FWD ZONE TEMP INCREASED 10C. ACCOM PANIED BY FOUL CONTIN FROM LP 6535354: ODOR IN CABIN. TURNED OFF RECIRC FANS. ORDOR DISSIPATED EVALUATE ODOR AND DEBRIEF CREW. PERFORM ZONE TEMP BITES, FOUND LEFT RECIRCULATION FAN CIRCUIT BREAKER OUT, WOULD NOT RESET. FOUND LEFT RECIRCULATION FAN AT FAULT. REMOVED AND REPLACED THE RECIRCULATION FAN IAW AMM 21-25-02. OPS CHECKED GOOD.