What was found
(CAN) AIRCRAFT DEPARTED AND RETURNED DUE TO NO PRESSURIZATION. MAINTENANCE FOUND THE FABRIC DOOR SILL COVER HAD BECOME PINCHED IN THE CABIN DOOR SEAL. FABRIC COVER REMOVED AND AIRCRAFT CHECKED SERVICIBLE FOR PRESSURIZATION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) AIRCRAFT DEPARTED AND RETURNED DUE TO NO PRESSURIZATION. MAINTENANCE FOUND THE FABRIC DOOR SILL COVER HAD BECOME PINCHED IN THE CABIN DOOR SEAL. FABRIC COVER REMOVED AND AIRCRAFT CHECKED SERVICIBLE FOR PRESSURIZATION.