Service difficulty report · Transmitter · Boeing 777223

Difficulty date
February 12, 2024
Submitted
February 19, 2024
Operation
Air carrier
Aircraft
N784AN
Make and model
Boeing 777223
Aircraft serial
29588
Aircraft time
91,381 hours, 11,316 cycles
Part
Transmitter
Part number
921762
Part serial
4788
Condition
Faulty
Location
Fuel Flow
Part time
77 hours, 14 cycles
Stage of operation
NR
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

AIRCRAFT WAS GROUNDED: FUEL FLOW (LEFT ENGINE, CHANNEL B) SIGNAL IS OUT OF RANGE FAULTING LAST 5 CONSECUTIVE LEGS IN AHM FURTHER TROUBLESHOOTING REQUIRED REF MX MSG 73-80611.**SUPPLEMENTAL REPORT FOR (AALA202402144718): FOUND CONECTOR OF (FFT) FLUE FLOW TRANSMITTER DM73009 WITH INSULLATION DAMAGED. REMOVE AND REPLACED (FFT) FLUE FLOW TRANSMITTER. PER AMM 73-31-11**(CLOSED).