Service difficulty report · Smoke Detector · Boeing 757224

Difficulty date
June 11, 2026
Submitted
June 15, 2026
Operation
Air carrier
Aircraft
N14121
Make and model
Boeing 757224
Aircraft serial
27563
Aircraft time
90,906 hours, 21,976 cycles
Part
Smoke Detector
Condition
False Activation
Location
Zone 900
Stage of operation
NR
How discovered
O
Nature of condition
B
Precautionary procedure
O

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

What was found

LAV SMOKE ALARM AND RESULTING COCKPIT EICAS. NO SMOKE OR FIRE. FOUND LAV A WATER HEATER GETTING TOO HOT. R & R FOWARD LAV WATER, OPS CHECK AND LEAK CHECK OK REF AMM TASK 38-13-51-404-032.