Service difficulty report · Sensor · Boeing 777323ER

Difficulty date
February 27, 2016
Submitted
February 29, 2016
Operation
Air carrier
Aircraft
N729AN
Make and model
Boeing 777323ER
Aircraft serial
33127
Aircraft time
7,700 hours, 875 cycles
Part
Sensor
Condition
Faulty
Location
Waste Tank
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
A

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

What was found

EN-ROUTE, WASTE TANK FULL INDICATION ILLUMINATED. MULTIPLE LAVATORIES INOPERATIVE. EMER DECLARED, FLIGHT LANDED UNEVENTFULLY. R & R THE LOGIC CONTROL MODULE IAW MM 38-33-03, NO HELP. R & R POINT LEVEL SENSOR ON WASTE TANK ONE IAW MM 38-33-01. ALL OPERATIONS CHECKED NORMAL. THE ACFT WAS GNDED. SEE ALSO SDR AALA20160228002.