# SDR 2002F00444

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 15, 2002
- Submitted: April 30, 2002
- Operation: Air carrier
- Aircraft: N887MA
- Make and model: Boeing 727225
- Aircraft serial: 21857
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Acm
- Part number: 2040751
- Condition: Inoperative
- Location: Cabin Pressure
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2002F00444

## Discrepancy

ON ASCENT FROM AUS AIRCRAFT WILL NOT PRESURIZE WITH ONE PACK.  ACCOMPLISHED AOM PROCEDURE 2-E-23, NO HELP.  RETURN TO AUS.  REMOVED AND REPLACED RT AIR CYCLE MACHINE IAW MM 21-51-11.  SYSTEM OPS CHECK GOOD.  AIRCRAFT RETURNED TO REVENUE SERVICE.  (M)

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