SDR CALA2015040800259

Service difficulty report · Oxygen Mask · Boeing 737924ER

Difficulty date: April 7, 2015
Submitted: April 8, 2015
Operation: Air carrier
Aircraft: N28457
Make and model: Boeing 737924ER
Aircraft serial: 41744
Aircraft time: 8,881 hours, 3,055 cycles
System (JASC): 3510 · Crew Oxygen System
Part: Oxygen Mask
Part number: MF20003
Part serial: 69670
Condition: Broken
Location: Cockpit
Stage of operation: CR
How discovered: O
Nature of condition: O
Precautionary procedure: A

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

What was found

CREW CALL WITH DISPATCH, CREW O2 DOWN TO 2000 LBS, CANNOT DISCONNECT. DIVERT, FOUND FIRST OFFICERS O2 MASK LINE BROKE. R & R FIRST OFFICERS CREW O2 MASK. OPERATIONS CHECKED OK IAW 35-12-85. SERVICED CREW O2 BOTTLE IAW GMM 11-35-30. ROTABLE PARTS CHANGE WAS INDICATED. TT 1705402, SN OFF 09670 MASK, OXYGEN, C OFF 25-3512-9-9050 9670 ON 0000.