Service difficulty report · Nozzle · Boeing 737890

Difficulty date
January 6, 2020
Submitted
January 8, 2020
Operation
Air carrier
Aircraft
N514AS
Make and model
Boeing 737890
Aircraft serial
35193
Aircraft time
42,993 hours, 12,837 cycles
Engine
Cfmint CFM567B27
Engine time
42,992 hours, 12,837 cycles
Part
Nozzle
Condition
Cracked
Location
Rt Engine
Part time
42,992 hours, 12,837 cycles
Stage of operation
IN
How discovered
B
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

REF S/O 1010104 N/R-00001, DURING RE-INSPECT OF #2 ENGINE ESN 896776 LPT NOZZLES FOUND PROGRESSION IN CRACKS, 5 EACH FULL CRACKS RADIAL CRACKS ON 2 INTERSECTING, CRACK ON 3, AND 1 AIRFOIL WITH 2 HOLES. REQUIRES REPLACEMENT OF ENGINE REF B737-800 AMM 72-00-00-200-811-F00 FIG 634 SHEET 4. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE REF EBU SHOP W/O 1038248