As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IR - AIRCRAFT WOULD NOT PRESSURIZE AFTER TAKEOFF. CABIN CLIMBED AT 1500-2000 FPM. OUTFLOW VLV SHOWED FULL CLOSED AND STBY MODE NO CHANGE. CABIN PRESSURE STABILIZED AT SAME FLT LEVEL. CA - FOUND RIGHT PACK 35 DEGREE TEMP INOP. REPLACED SAME.