What was found
FLT 1337 BDL-MCO. AIRCRAFT N554JB OPERATING FLIGHT 1337 BDL - MCO REPORTED A CABIN ODOR EVENT. THE FLIGHT CREW REPORTED A LEVEL II FUME EVENT, STRONG PERSISTENT CHEMICAL / MAGIC MARKER FUMES BEGAN AT 6000 FT AND CONTINUED THROUGH LANDING. THE SMELL WAS NOTICED BY BOTH PILOTS AND ONE INFLIGHT CREWMEMBER IN THE AFT CABIN. THE AIRCRAFT WAS TAKEN OUT OF SERVICE IN MCO AND MCO TECHS ARE TROUBLESHOOTING AS PER THE INFO NOTICE. COMPLIED WITH INFORMATION NOTICE 2017-T015, STEPS 1 AND 2 IDENTIFIED ODOR TYPE C DECONTAMINATION LEVEL C WAS ACCOMPLISHED PER AMM 21-00-00-615-804-A. REPLACED BOTH OZONE FILTERS ON BOTH HEPA FILTERS. REF AMM 21 -21-41. AIRCRAFT IS OK FOR SERVICE.