Service difficulty report · Smoke Detector · Boeing 777222

Difficulty date
August 11, 2002
Submitted
September 24, 2002
Operation
Air carrier
Aircraft
N210UA
Make and model
Boeing 777222
Aircraft serial
30216
Aircraft time
8,200 hours, 2,159 cycles
Engine
Pwa PW4077
Part
Smoke Detector
Part number
21198356
Part serial
128A0580
Condition
Defective
Location
Cargo Bay
Part time
8,200 hours, 2,159 cycles
Stage of operation
CR
How discovered
O
Nature of condition
N
Precautionary procedure
B, F, A

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

What was found

COCKPIT HAD AFT CARGO PIT FIRE INDICATION ON EICAS. DISCHARGED BOTH FIRE BOTTLES AS PRECAUTION. FALSE FIRE ALARM CAUSED BY DEFECTIVE AFT CARGO COMPARTMENT SMOKE DETECTOR. SMOKE DETECTOR WAS REPLACED.