Service difficulty report · Engine · Boeing 75724APF

Difficulty date
January 29, 2022
Submitted
February 2, 2022
Operation
Air carrier
Aircraft
N455UP
Make and model
Boeing 75724APF
Aircraft serial
25476
Aircraft time
41,594 hours, 20,036 cycles
Engine
Rroyce RB211*
Part
Engine
Condition
Malfunctioned
Location
Left
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

EMERG HAD BEEN DECL'D*FIRE TRUCK INSP* A/C LANDED UNEVENTFULLY**DURING CRUISE RIGHT ENGINE STARTED TO SHOW A SIGNIFICANT SPLIT FROM LEFT ENGINE WHICH APPEARED TO BE OPERATING NORMALLY. EVENTUALLY RIGHT ENGINE DROPPED TO IDLE INDICATIONS AND WAS COMPLETELY UNRESPONSIVETO THRUST LEVER MOVEMENTS. R ENG LPC/W FIM 71-05-00-815-807-R00 REM & REPL R/ HP FUEL PUMP PER AMM 73-11-03-004-001-R04 & 73-11-03-404-016-R04 REM & REPL FFG PER AMM 73-21-01-004-001-R04 & 73-21-01-404-013-R04 R/ ENG OPERATED NORMAL ON ENG RUN. R/ENG LP PUMP & R ENG SPEED CARD MSG'S CLEARED R/GEN & HYD PUMPS OP NORMAL

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