What was found
O2 GAUGE FLUCTUATES BETWEEN 0 AND 1400. OXYGEN READS 1500 AT BOTTLE. REPLACED PRESSURE TRANSDUCER. LEAK CHECKED AND VERIFIED PRESSURE ON EICAS.
- Difficulty date
- July 28, 2011
- Submitted
- August 19, 2011
- Operation
- Air carrier
- Aircraft
- N589UA
- Make and model
- Boeing 757222
- Aircraft serial
- 28707
- Aircraft time
- 54,273 hours, 15,152 cycles
- Engine
- Pwa PW2037
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Transducer
- Condition
- Fluctuates
- Location
- Oxygen Gauge
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- N
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.