As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED MAIN CABIN DOOR SEAL LEAKAGE AT FL350, DAYLIGHT VISIBLE PAST SEALS. FOUND MAIN DOOR SEAL NOT INFLATING DUE TO LOWER 3-WAY VALVE ASSY LEAKING INTERNALLY. REPLACED 3-WAY VALVE WITH NEW VALVE ASSY IAW P180 MM, GROUND RUN OPS CHECKS OK. TRANSIENT ACFT, RECORDS NOT AVAILABLE.