As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RDD - SMOKE REPORTED IN CABIN FROM RIGHT PACK ON GROUND. UNABLE TO DUPLICATE. SUSPECT RIGHT PACK POSSIBLY FROZE UP CAUSING PACK TO OVERHEAT. AFTER PACK WAS SHUT DOWN AND CABIN WAS VENTILATED CREW STARTED PACK AGAIN WITH NO PROBLEMS. AIRCRAFT RETURNED TO SERVICE. (M)