SDR UALA2011080804157

Service difficulty report · Oxygen Mask · Boeing 767322

Difficulty date: August 6, 2011
Submitted: August 11, 2011
Operation: Air carrier
Aircraft: N671UA
Make and model: Boeing 767322
Aircraft serial: 30026
Aircraft time: 43,255 hours, 11,296 cycles
Engine: Pwa PW4056
System (JASC): 3510 · Crew Oxygen System
Part: Oxygen Mask
Part number: MC1019151
Part serial: 185
Condition: Saturated
Location: Cockpit
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.

What was found

FLT DECK 2ND OBS O2 MASK FAILS OPS CHECK, DUE TO COFFEE SPILL. (REF'A'CK JC 6-2004-B) REPLACEMENT MASK REF IPC, ITEM NR 1, PCN=649-0148. REMOVED & REPLACED 2ND OBSERVER'S O2 MASK ASSY, (MR35112-544 "ON", & -185 "OFF") PERFORMED OPS CHECK, REPACKED MASK.