Service difficulty report · Bleed Valve · Boeing 737

Difficulty date
June 8, 2000
Submitted
June 9, 2000
Operation
Air carrier
Aircraft
N312
Make and model
Boeing 737
Aircraft serial
28613
Aircraft time
1,097 hours, 742 cycles
Part
Bleed Valve
Condition
Misused
Location
Cabin Pressure
Stage of operation
CL
How discovered
O
Nature of condition
W, J
Precautionary procedure
A

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

What was found

O2 MASK DROPPED AT 14,000 FT, CREW ALTITUDE. BLEED VALVES WERE LEFT IN THE OFF POSITION DURING TAKEOFF. REPLACED USED O2 GENERATORS AND REPACKED MASK.