What was found
FOUND OXYGEN LEAK ON 1ST OBSERVER MASK BOX HOSE. REMOVED AND REPLACED THE 1ST OBSERVER O2 MASK BOX HOSE IAW AMM 35-11-00. PERFORMED A LEAK CHECK, NO LEAKS NOTED. OPS CHECKED GOOD.
- Difficulty date
- March 2, 2026
- Submitted
- March 4, 2026
- Operation
- Air carrier
- Aircraft
- N703GT
- Make and model
- Boeing 777F16
- Aircraft serial
- 41518
- Aircraft time
- 63,321 hours, 8,724 cycles
- System (JASC)
- 3510 · Crew Oxygen System
- Part
- Hose
- Condition
- Leaking
- Location
- Oxygen Mask
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.