Service difficulty report · Engine · Boeing 737301

Difficulty date
June 20, 2016
Submitted
June 28, 2016
Operation
Air carrier
Aircraft
N659SW
Make and model
Boeing 737301
Aircraft serial
23229
Aircraft time
90,391 hours, 67,999 cycles
Engine
Cfmint CFM563B1US
Engine time
4,509 hours, 3,295 cycles
Part
Engine
Part number
330A1000X
Part serial
721761
Condition
Overtemp
Location
Left
Stage of operation
TO
How discovered
O
Nature of condition
M
Precautionary procedure
A

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

What was found

AIR TURNBACK, NR 1 ENGINE TAKEOFF EXCEEDED 940 DEGREES C FOR 2 SECONDS, RETARDED THROTTLE, CONTINUED TAKEOFF RETURN AT IDLE NR 1 OVERWEIGHT LANDING ON RETURN, 1162 LANDING. R & R NR 1 ENGINE IAW MAINTENANCE.