What was found
2ND OBSERVER O2 MASK WILL NOT STOP FREE FLOWING DURING TEST.(<P>REMOVED AND REPLACED 2ND OBSERVER O2 MASK PER AMM 35-11-51. OPS CHECK GOOD.</P>)
- Difficulty date
- June 28, 2020
- Submitted
- June 29, 2020
- Operation
- Air carrier
- Aircraft
- N662GT
- Make and model
- Boeing 76731A
- Aircraft serial
- 27619
- Aircraft time
- 77,271 hours, 15,340 cycles
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Oxygen Mask
- Part number
- MC1025104
- Part serial
- 54348
- Condition
- Malfunctioned
- Location
- Observers
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.