What was found
PRESSURIZATION CONTROL PANEL DIGITS DO NOT DIM WHEN LIGHTS SELECTED DIM. OUTFLOW VALVE INDICATOR IS BLANK. GROUNDED - YES. PERFORMED FIM 21-31 TASK 803 K. OPS NORMAL OK FOR SERVICE.
- Difficulty date
- January 8, 2019
- Submitted
- January 11, 2019
- Operation
- Air carrier
- Aircraft
- N597AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35689
- Aircraft time
- 40,930 hours, 12,471 cycles
- System (JASC)
- 2130 · Cabin Pressure Control System
- Part
- Unknown
- Condition
- Malfunctioned
- Location
- Cockpit
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.