Service difficulty report · Indication Sys · Boeing 777222

Difficulty date
April 15, 2008
Submitted
April 17, 2008
Operation
Air carrier
Aircraft
N221UA
Make and model
Boeing 777222
Aircraft serial
30552
Aircraft time
26,935 hours, 3,578 cycles
Engine
Pwa PW4090
Engine time
40,192 hours, 6,321 cycles
Part
Indication Sys
Condition
Malfunctioned
Location
Fuel Flow
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

FUEL FLOW INDICATION (ENGINE), BLANK MSG01, ACTIVE DESCENT HARD; FUEL FLOW TRANSMITTER (R ENG) SIGNAL IS OUT OF RANGE. DB-ELECTRONIC ENGINE CONTROL (R ENG, CH A) MSG02- ACTIVE DESCENT HARD; FUEL FLOW TRANSMITTER (R ENG) SIGNAL IS OUT OF RANGE, MSG-7360952 ACTIVE DC HARD MSG-7360952 ACTIVE DC HARD.