What was found
CABIN ALTITUDE INDICATOR FLUCTUATES CONSTANTLY, EVEN ON GROUND. CONFIRMED ALT RATE INDICATOR HAS MINOR VIBRATION, BUT STILL OPERATIONAL. REMOVED AND REPLACED CABIN PRESSURE CONTROL PANEL IAW 21-33-01. OPS CHECKED GOOD.
- Difficulty date
- June 25, 2019
- Submitted
- June 28, 2019
- Operation
- Air carrier
- Aircraft
- N1709A
- Make and model
- Boeing 767375
- Aircraft serial
- 24086
- Aircraft time
- 92,548 hours, 21,518 cycles
- System (JASC)
- 2130 · Cabin Pressure Control System
- Part
- Indicator
- Part number
- S231N21014
- Part serial
- 1346EAF
- Condition
- Malfunctioned
- Location
- Cabin Pressure
- 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.