What was found
AIRCRAFT WAS GROUNDED: INFLIGHT, CABIN PRESSURIZED BETWEEN -500 FEET AND 1300, WITH CONSTANT RATE CHANGES BETWEEN -1200 AND 1800FPM. REPLACED CABIN PRESSURE CONTROLLER MODULE PER AMM 21-31-01.
- Difficulty date
- January 24, 2020
- Submitted
- January 27, 2020
- Operation
- Air carrier
- Aircraft
- N947UW
- Make and model
- Emb ERJ190100IGW
- Aircraft serial
- 19000078
- Aircraft time
- 26,865 hours, 22,412 cycles
- System (JASC)
- 2131 · Cabin Pressure Controller
- Part
- Controller
- Part number
- 2160903BA
- Part serial
- 0582763
- Condition
- Faulty
- Location
- Cabin Pressure
- Part time
- 33,599 hours, 23,457 cycles
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.