As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON TOUCH DOWN STRONG ODOR OF BURNED CRAYON, WAXY ODOR LASTED ABOUT 60 SECONDS AND DISAPPEARED. FA'S SMELLED IT AT BACK OF CABIN ODOR LASTED A FEW MINUTES. ENGINE BLEEDS OPEN PACKS ON APU BLEED OFF. PERFORMED AMM 05-50-00-810-831-A. NO ODORS PRESENT. OK FOR SERVICE. (LP: 8056182)