What was found
FIRST OFFICERS OXY MASK DIFFICULT TO INHALE & EXHALE OUT OF, AFTER APPROX 2 SEC OF EXHALE OUTFLOW VLV CLOSES. R & R FIRST OFFICERS O2 MASK ASSEMBLY IAW AMM 35-10-03. OPERATIONS CHECKED GOOD.
- Difficulty date
- October 27, 2015
- Submitted
- October 29, 2015
- Operation
- Air carrier
- Aircraft
- N878GA
- Make and model
- Doug DC983
- Aircraft serial
- 53487
- Aircraft time
- 37,641 hours, 23,106 cycles
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Oxygen Mask
- Part number
- 11442621
- Part serial
- 51005083
- Condition
- Faulty
- Location
- Cockpit
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.