Service difficulty report · Smoke Detector · Boeing 747412

Difficulty date
May 31, 2025
Submitted
June 2, 2025
Operation
Air carrier
Aircraft
N702CA
Make and model
Boeing 747412
Aircraft serial
27217
Aircraft time
92,750 hours, 14,417 cycles
Engine
Pwa PW4056
Part
Smoke Detector
Condition
Faulted
Location
Zone 200
Stage of operation
NR
How discovered
O
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

FIRE MAIN DECK AFT EICAS MESSAGE DISPLAYED AT THE GATE - REPLACED MULTIPLE MAIN DECK CARGO COMPARTMENT AFT SMOKE DETECTORS.