Service difficulty report · Shroud · Boeing 737890

Difficulty date
July 16, 2009
Submitted
July 20, 2009
Operation
Air carrier
Aircraft
N563AS
Make and model
Boeing 737890
Aircraft serial
35180
Aircraft time
10,731 hours, 3,380 cycles
Engine
Cfmint CFM567B27
Engine time
10,731 hours, 3,380 cycles
Part
Shroud
Part number
3059510036
Condition
Damaged
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

WHILE ACCOMPLISHING FAN BLADE LUBE T/C NR 78472002 ON NR 1 ENG, FOUND 2 AREAS OF ABRADABLE SHROUD DAMAGE AT 9:30 AND 10 O'CLOCK LOOKING AFT DAMAGE TO PARENT MATERIAL. GROUNDED YES. ACCOMPLISHED LOCAL RECONDITIONING OF MISSING SHROUD MATERIAL IAW MM 72 24 02. NO DAMAGE FOUND OF PARENT METAL OR OXIDE FILM COATING.