Service difficulty report · Oxygen Bottle · Boeing 747451

Difficulty date
March 7, 2013
Submitted
March 13, 2013
Operation
Air carrier
Aircraft
N105UA
Make and model
Boeing 747451
Aircraft serial
26473
Aircraft time
76,573 hours, 8,998 cycles
Engine
Pwa PW4056
Part
Oxygen Bottle
Part number
89151114
Condition
Low Pressure
Location
Pax
Stage of operation
NR
How discovered
9
Nature of condition
J
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

PAX OXYGEN PRESSURE LOW ON EICAS - 1590 PSI. REPLACED PAX OXYGEN BOTTLE AND INDICATED 1710 PSI. LEAK CHECKED OK.