Service difficulty report · Engine · Boeing 737890

Difficulty date
January 22, 2013
Submitted
January 24, 2013
Operation
Air carrier
Aircraft
N565AS
Make and model
Boeing 737890
Aircraft serial
35181
Aircraft time
23,718 hours, 7,302 cycles
Engine
Cfmint CFM567B27
Engine time
23,718 hours, 7,302 cycles
Part
Engine
Part number
CFM567B27
Part serial
894362
Condition
Damaged
Location
Nr 2
Part time
23,718 hours, 7,302 cycles
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

NR 2 ENGINE TREND DATA SHOWS A SUDDEN SHIFT IN EGT (TAKEOFF AND CRUISE), FUEL FLOW AND DELTA CORE SPEED. CORE SPEED AND EGT ARE CURRENTLY WITH ETOPS LIMITS. NR 2 ENGINE VBV GUIDE PAD UNDER NR 9 FAN DUCT PANEL IS DISBONDED. (REF AMM 75-32-00-200-801-F00) ACFT GROUNDED. NR 2 ENGINE, SN 894362 HPC HAS DAMAGE BEYOND MANUAL LIMITS ON MULTIPLE STAGES. REMOVED NR 2 ENG IAW T/C 78471000 REF W/O 195769. INSTALLED NR 2 ENG IAW T/C 78471001, REF W/O 195769.