Service difficulty report · Compressor · Boeing 757236

Difficulty date
November 5, 2020
Submitted
May 4, 2022
Operation
Air carrier
Aircraft
N952FD
Make and model
Boeing 757236
Aircraft serial
28666
Aircraft time
33,682 hours, 23,413 cycles
Engine
Rroyce RB211535E4
Engine time
73,809 hours, 28,276 cycles
Part
Compressor
Condition
Corroded
Location
Nr 2 Engine
Part time
28,276 cycles
Component part number
RB211535E4
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

`#2 ENGINE COMPRESSOR CASING FWD MOST FRAME FLANGE HAS AREAS OF CORROSION AROUND THE REMOVED #2 ENGINE REF WORK CARD # 7180260-02-01 SEQ #172 AND REPLACED ENGINE REF WORK CARD # 7180260-02-02 SEQ # 173