What was found
VERY LOUD ELEC MOTOR NOISE BETWEEN BULKHEADS IT IS VIBRATING THE FLOOR. RPLD MIXED FLOW FAN PER MM. OPERATE PACKS. NO NOISE NOTED
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
VERY LOUD ELEC MOTOR NOISE BETWEEN BULKHEADS IT IS VIBRATING THE FLOOR. RPLD MIXED FLOW FAN PER MM. OPERATE PACKS. NO NOISE NOTED