Service difficulty report · Sleeve · Boeing 757324

Difficulty date
August 9, 2025
Submitted
August 11, 2025
Operation
Air carrier
Aircraft
N75854
Make and model
Boeing 757324
Aircraft serial
32813
Aircraft time
69,599 hours, 22,937 cycles
Engine
Rroyce RB21122*
Part
Sleeve
Condition
Cut
Location
Nr 1 Engine
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

FOUND CUT ON TEFLON SLEEVE ON NR 1 ENGINE LOCATED BETWEEN 6-7 O'CLOCK. FOUND NO DAMAGED TO KEVLAR WRAP. TEFLON SLEEVE TEAR IS MEASURED TO BE 20"X16". UNABLE TO PERFORM REPAIR DUE TO REMOVAL REQUIREMENTS OF COMPONENTS. DAMAGE IS OKAY TO CONTINUE AS LONG IT IS WITHIN 1000HRS OF ENGINE OPERATION, OR WITHIN A 100 DAYS.IAW AMM 72-34-10. OK NOTED. DIP 72-DIP REJECTED PER TECHS REQUEST, THIS IS A DUPLICATE L/P. DUPLICATE DISCREPENCY, APPROVED DIP FOR CUT ON TEFLON SLEEV ON NR 1 ENGINE LOCATED BETWEEN 6-7 O'CLOCK. FOUND NO DAMAGE TO KEVLAR WRAPPING.