Service difficulty report · Smoke Detector · Boeing 777223

Difficulty date
February 27, 2021
Submitted
March 3, 2021
Operation
Air carrier
Aircraft
N753AN
Make and model
Boeing 777223
Aircraft serial
30261
Aircraft time
76,452 hours, 9,613 cycles
Part
Smoke Detector
Condition
False Indication
Location
Lavatory
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

AIRCRAFT WAS NOT GROUNDED: SMOKE LAVATORY EICAS MESSAGE, NO SMOKE PRESENT. ACCOMPLISHED LAVATORY SMOKE DETECTION TEST IAW AMM 26-13-00-710-801, OPS CHECK GOOD.