As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 2082 - THE FLIGHT CREW REPORTED THAT A STRONG BURNING SMELL WAS EMITTED FROM THE ENVIRONMENTAL SYSTEM. THE SMELL WENT AWAY WHEN THE POWER LEVERS WERE PUSHED FORWARD. THE AIRCRAFT LANDED AT IAH WITHOUT INCIDENT WHERE MAINTENANCE PERFORMED AN OPERATIONAL CHECK OF THE ENVIRONMENTAL SYSTEM. THE DISCREPANCY COULD NOT BE DUPLICATED AND THE AIRCRAFT WAS RETURNED TO SERVICE.