As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR INTERRUPT, RETURNED & EMER NOT DECLARED. LANDING UNEVENTFUL & ACFT NOT OVERWEIGHT. DURING CLIMB CREW REPORT UNABLE TO PRESSURIZE AIRPLANE & PRESSURIZATION FLOW LIGHT ILLUMINATED. PERFORMED BITE CHECK OF CABIN PRESS CONTROLLERS 1 & 2 WITH CABIN PRESSURIZATION SELECTOR FAULT INDICATED. R & R SELECTOR & PERFORMED OPERATIONAL CHECK IAW AMM 21-32-10. SYS CHECKED NORMAL.