Service difficulty report · Probe · Boeing 777222

Difficulty date
October 26, 2012
Submitted
November 21, 2012
Operation
Air carrier
Aircraft
N788UA
Make and model
Boeing 777222
Aircraft serial
26942
Aircraft time
68,544 hours, 9,699 cycles
Engine
Pwa PW40903
Part
Probe
Part number
1816KTU01
Condition
Faulty
Location
Rt Wing
Stage of operation
NR
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

FUEL QTY INDICATION FUEL TANK QUANTITY ACCURACY IS UNACCEPTABLE. STATUS CREW COMMENTS: RT MAIN TANK FUEL QTY INDICATOR BLANK. MAINT TEXT: HITTING RT TANK PROBES NR 16 M28061 483-0044 MSG 28-2 0121 & NR 18 M28063 483-0046 MSG 28-20125. NEEDS 4 SHIFT SLOT FOR TANK ENTRY. MSG-2412250 ACTIVE ER MODE MSG-2411111 ACTIVE ER HARD MSG-2820150 ACTIVE ER HARD. REPLACED RIGHT WING TANK PROBES NR 16 AND NR 18, OPS CHECK GOOD.