What was found
PRESSURIZATION CONTROLLER FLT ALT NRS INOP. FLICKERED THEN WENT INOPERATIVE. ACFT GROUNDED. REPLACED CABIN PRESSURE CONTROL MODULE IAW AMM TASK 21-31-02-000-801. OPS CHECKED GOOD.
- Difficulty date
- September 29, 2013
- Submitted
- October 1, 2013
- Operation
- Air carrier
- Aircraft
- N558AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35177
- Aircraft time
- 27,966 hours, 8,261 cycles
- System (JASC)
- 2131 · Cabin Pressure Controller
- Part
- Controller
- Part number
- 8243921003
- Part serial
- 06070675
- Condition
- Inoperative
- Location
- Cabin Pressure
- Part time
- 27,989 hours, 8,266 cycles
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.