What was found
(CAN) UNABLE TO PRESSURIZE AFTER TAKEOFF. FLIGHT RETURNED. INSPECTION FOUND OUTBOARD COOLING VALVE LOCKWIRE BROKEN, RESECURED INBOARD AND OUTBOARD VALVE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) UNABLE TO PRESSURIZE AFTER TAKEOFF. FLIGHT RETURNED. INSPECTION FOUND OUTBOARD COOLING VALVE LOCKWIRE BROKEN, RESECURED INBOARD AND OUTBOARD VALVE.