Service difficulty report · Annulus Filler · Boeing 757*

Difficulty date
March 2, 1999
Submitted
March 26, 2000
Operation
General aviation
Make and model
Boeing 757*
Engine
Rroyce RB211535E4
Part
Annulus Filler
Part number
UL16208
Condition
Failed
Location
Nr 2 Engine
Part time
23,892 hours
Component
M01623AA
Stage of operation
CL
Nature of condition
E, M
Precautionary procedure
E, A

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

What was found

(CAN) NR 2 ENGINE SURGED AT CONSTANT POWER AT 3000. ENGINE WAS SHUTDOWN. WINDMILL RPM WAS ABNORMAL, N1 SPOOLED DOWN AS ENGINE EGT EXCEEDED RED LINE. EGT PEAKED AT 953 DEGREES FOR 5 SECONDS. FAILED ANNULUS FILLER BITS RECOVERED AND WERE SENT TO ROLLS ROYCE FOR INVESTIGATION. ENGINE STRIP REVEALED FAN CASE HOLED AND TWO FAN BLADES DAMAGED, SOME DAMAGE FOUND IN IP TURBINE AND HP COMPRESSOR.