Service difficulty report · Oxygen System · Boeing 757222

Difficulty date
November 22, 2010
Submitted
November 24, 2010
Operation
Air carrier
Aircraft
N534UA
Make and model
Boeing 757222
Aircraft serial
25129
Aircraft time
64,288 hours, 23,824 cycles
Engine
Pwa PW2037
Part
Oxygen System
Part number
MXP147
Part serial
982
Condition
Leaking
Location
Obs Position
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.

What was found

OBSERVER SEAT O2 BOX LEAKING. O2 LINE REMOVED AND CAPPED. SEAT NOT USEABLE. REPLACED BOX ASSY, FOUND STILL LEAKING AT MASK CONNECTION. REPLACED MASK, LEAK AND OP CHECK OKAY.