What was found
AT 28,000 FT, CABIN PRESS WARNING INDICATION DISPLAYED. C/W EMERGENCY DESCENT. OUTFLOW VALVE INDICATED CLOSED. REMOVED AND REPLACED NR 1 PRESS CONTROLLER AND OUTFLOW VALVE PER MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AT 28,000 FT, CABIN PRESS WARNING INDICATION DISPLAYED. C/W EMERGENCY DESCENT. OUTFLOW VALVE INDICATED CLOSED. REMOVED AND REPLACED NR 1 PRESS CONTROLLER AND OUTFLOW VALVE PER MM.