Service difficulty report · Fire Detector · Boeing 747422

Difficulty date
January 14, 2008
Submitted
January 18, 2008
Operation
Air carrier
Aircraft
N181UA
Make and model
Boeing 747422
Aircraft serial
25278
Aircraft time
70,229 hours, 8,699 cycles
Engine
Pwa PW4056
Part
Fire Detector
Part number
2156656
Condition
Intermittent
Location
Aft Cargo Bay
Stage of operation
NR
How discovered
9
Nature of condition
N
Precautionary procedure
O

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

What was found

THE 'FIRE CARGO AFT' EICAS WARNING MESSAGE DISPLAYED. REPLACED DETECTOR PER MM26-16-01-401, OPS NORMAL. AC OK FOR SERVICE.