As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MANUFACTURER HAS DETERMINED THAT LOCK PIN PN C3FF309-3 DOES NOT ENGAGE FULLY IN SOME HOLES OF SLIDE ASSEMBLY PN C3FF78-5. THESE ITEMS ARE PART OF THE HEIGHT ADJUSTMENT MECHANISM IN THE PILOTS AND CO-PILOTS SEAT ASSY. CUSTOMER WITH AFFECTED SEAT HAS BEEN NOTIFIED. REPLACEMENT PARTS HAVE BEEN SHIPPED FEBRUARY 17, 2011.