What was found
CABIN PRESSURE WOULD NOT HOLD WITH ACFT AT 240. DESCENT TO 200 HELPED FOR ABOUT 1 HOUR, THEN CABIN CREAPED UP TO 9500'. FURTHER DESCENT TO 18000 ALLOWED CABIN TO HOLD STEADY. MAINTENANCE ACTIONS, REPLACED RT PACK VALVE.
- Difficulty date
- June 27, 2008
- Submitted
- July 31, 2008
- Operation
- Air carrier
- Aircraft
- N257FE
- Make and model
- Boeing 727200
- Aircraft serial
- 20939
- Aircraft time
- 56,801 hours, 35,920 cycles
- System (JASC)
- 2130 · Cabin Pressure Control System
- Part
- Valve
- Part number
- 32167441
- Part serial
- P1968
- Condition
- Failed
- Location
- Cabin Pressure
- Part time
- 69 hours, 49 cycles
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.