What was found
DEN - FLT 31 - AIR TURN BACK. FLIGHT CREW REPORTED UNABLE TO CONTROL CABIN PRESSURIZATION. MAINTENANCE REPLACED CABIN PRESSURE CONTROLLER AND TURBO FAN AND SYSTEM CHECKED OKAY. (X)
- Difficulty date
- April 20, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N578US
- Make and model
- Boeing 737301
- Aircraft serial
- 23257
- System (JASC)
- 2131 · Cabin Pressure Controller
- Part
- Controller
- Part number
- 7638101
- Condition
- Failed
- Location
- Cabin
- Stage of operation
- NR
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.