What was found
SHIP 3744 -DIV/PRESS- DIVERTED TO ICT DUE TO LOSS OF AUTO PRESSURIZATION. MASKS DID NOT DEPLOY. CORRECTIVE ACTION: MAINTENANCE REPLACED BROKEN SENSE LINE AND PRECOOLER CONTROL VALVE PER B737 AMM 36-11, 36-12.
- Difficulty date
- August 31, 2023
- Submitted
- September 1, 2023
- Operation
- Air carrier
- Aircraft
- N3744F
- Make and model
- Boeing 737832
- Aircraft serial
- 30837
- Aircraft time
- 72,336 hours, 27,189 cycles
- Engine
- Cfmint CFM567B262
- Engine time
- 65,310 hours, 25,013 cycles
- System (JASC)
- 2131 · Cabin Pressure Controller
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.