What was found
ON TAXI, ODOR OF SMOKE NOTICED IN CABIN, RETURNED TO BLOCK. AIRCRAFT INSPECTED AND DETERMINED TO BE A FAILED RIGHT AIR CYCLE MACHINE (ACM). DEFERRED PER MEL RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON TAXI, ODOR OF SMOKE NOTICED IN CABIN, RETURNED TO BLOCK. AIRCRAFT INSPECTED AND DETERMINED TO BE A FAILED RIGHT AIR CYCLE MACHINE (ACM). DEFERRED PER MEL RETURNED TO SERVICE.