Service difficulty report · Pump · Boeing 7672B7ER

Difficulty date
November 13, 2012
Submitted
July 1, 2013
Operation
Air carrier
Aircraft
N256AY
Make and model
Boeing 7672B7ER
Aircraft serial
26847
Aircraft time
81,256 hours, 15,077 cycles
Engine
Ge CF680C2B2
Engine time
83,749 hours, 15,390 cycles
Part
Pump
Part number
5006834M
Part serial
SUS3606A
Condition
Failed
Location
Rt Engine
Part time
83,749 hours, 15,390 cycles
Stage of operation
DE
How discovered
O
Nature of condition
X, J
Precautionary procedure
O

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

What was found

THE RIGHT ENGINE FLAMED OUT ON DESCENT INTO CLT. R ENG SPEED CARD (EICAS). AN EMERGENCY WAS DECLARED AND THE FLIGHT LANDED WITHOUT FURTHER INCIDENT. REPLACED THE RT ENGINE MAIN ENGINE CONTROL, FUEL PUMP, CIT SENSOR, T2 SENSOR, AND N1 SENSOR. MAIN ENGINE CONTROL UNIT WAS SPLIT FOR REPAIR, NO DEFECTS FOUND. CIT SENSOR, NO FAULTS FOUND, UNIT OVERHAULED T2 SENSOR INCOMING BENCH TEST WELL WITHIN CMM LIMITS. UNIT OVERHAULED; N1 SENSOR - THE UNIT PASSED INCOMING TESTS; FUEL PUMP - CONFIRMED FAILURE, UNIT WAS SCRAPPED.