Service difficulty report · Pump · Boeing 7572B7

Difficulty date
September 10, 2015
Submitted
September 14, 2015
Operation
Air carrier
Aircraft
N941UW
Make and model
Boeing 7572B7
Aircraft serial
27806
Aircraft time
67,868 hours, 25,052 cycles
Engine
Rroyce RB211535E4
Part
Pump
Part number
FFG021AX
Part serial
2124177
Condition
Defective
Location
Nr 2 Engine
Part time
62,911 hours, 22,581 cycles
Stage of operation
CR
How discovered
O
Nature of condition
R, B
Precautionary procedure
A

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

What was found

FLIGHT CREW REPORTED THAT DURING CRUISE UP THE NE COAST, THE RT ENG UNSPOOLED. THE CREW SEEMED TO THINK IT MAY HAVE BEEN A COMPRESSOR STALL. THE CREW ELECTED TO DIVERT & DECLARED AN EMER. IT WAS REPORTED INITIALLY THAT THERE MAY HAVE BEEN SOME FUMES IN THE CABIN, BUT PAXS DID NOT COMPLAIN OF ANY FUMES. UPON DESCENDING, THE ENG ROLLED BACK & THE ENG PARAMETERS RETURNED TO NORMAL. REPLACED NR 2 ENG HP FUEL PUMP IAW AMM 73-11-03-004-001 & 73-11-03-404-016. SEE INITIAL SDR AALA201509129014 FOR ADDITIONAL PART INFORMATION.

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