As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BRIEFLEY ON TAKEOFF AND INTERMITTENTLY IN FLIGHT AN ODD SMELL WOULD COME UP IN THE COCKPIT/CABIN SMELL WAS SIMILAR TO ELECTRICAL BURNING. TRANSFERRED TO NRWC 611-DFW-03584. C/A: R & R NR 1 RECIRCULATION FAN, PER AMM 21-22-05. OPERATIONAL CHECK GOOD SWEE NRWC 611-DFW-03584 FOR ACTION TAKEN.