What was found
SHORTLY AFTER STARTING DESCENT AUTO FAIL ON PRESSURIZATION PANEL ILLUMINATED. QRH HAD US MOVE TO ALTN CONTINUED NORMAL OPS. GROUNDED - YES. PERFORMED BITE TEST OF DCPC.TEST OK. NO FAULT AT THIS TIME IAW B737-800 FIM 21-31 TASK 801.
- Difficulty date
- June 26, 2023
- Submitted
- June 27, 2023
- Operation
- Air carrier
- Aircraft
- N533AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35201
- Aircraft time
- 45,312 hours, 13,108 cycles
- System (JASC)
- 2100 · Air Conditioning System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- DE
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.