SDR 97ZZZX989

Service difficulty report · Rub Strip · Boeing 75723N

Difficulty date
December 22, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N518AT
Make and model
Boeing 75723N
Aircraft serial
27974
Engine
Rroyce RB211535E4
Part
Rub Strip
Part number
UL25713
Condition
Disbonded
Location
C1 Compressor
Part time
123 hours
Stage of operation
IN
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

DURING PRE-FLIGHT PIC NOTED THE NR 2 ENGINE C1 COMPRESSOR WOULD NOT TURN. FURTHER INSPECTION REVEALED THE SEGMENTED LINING ASSY (RUB STRIP) WAS DISBONDED IN THE UPPER SECTION OF THE ENGINE (FROM 4 O'CLOCK TO 10 O'CLOCK POSITION). THE NR 2 ENGINE WAS REMOVED AND REPLACED IAW MM, ALL CHECKS WERE SATISFACTORY, NO LEAKS NOTED. (X)

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