As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 6134782) WEIRD PUNGENT SMELL FOR ABOUT A MINUTE DURING T/O ROLL AND ABOUT A MINUTE ON SHORT FINAL . NOT SURE IF FUMES. SUSPECT AIR CHARGING MANIFOLD. REM/RPLCD MANIFOLD ASSY 737 MM 29-09. LK CK GOOD RE-PREFORMED FIM TASK NO FUMES SMELL NOTED AS PRECAUTUOIN REM/RPLCD BOTH RECIRC FILTERS 737 MM 21-25.