What was found
LOSS OF PRESSURIZATION ON ARRIVAL INTO SEA AT 4000 AGL AFTER SLOW DESCENT. DESCENT INTO SEA WAS NORMAL WITH NORMAL CABIN INDICATIONS UNTIL 4000 AGL. REMOVED AND REPLACED CABIN PRESS CONTROLLER PER M/M.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LOSS OF PRESSURIZATION ON ARRIVAL INTO SEA AT 4000 AGL AFTER SLOW DESCENT. DESCENT INTO SEA WAS NORMAL WITH NORMAL CABIN INDICATIONS UNTIL 4000 AGL. REMOVED AND REPLACED CABIN PRESS CONTROLLER PER M/M.