Service difficulty report · Engine · Boeing 737401

Difficulty date
June 18, 2011
Submitted
June 22, 2011
Operation
Air carrier
Aircraft
N422US
Make and model
Boeing 737401
Aircraft serial
23989
Engine
Cfmint CFM563B2
Part
Engine
Part number
9325M85G04
Part serial
721608
Condition
Bird Ingestion
Location
Left
Part time
58,685 hours, 40,043 cycles
Stage of operation
CL
How discovered
O
Nature of condition
C, B, J
Precautionary procedure
E, A

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

What was found

MCO - CREW REPORTED A STRONG SMELL AFTER ROTATION. THE NR 1 ENGINE EGT MAXED OUT WITH RED LIGHT ILLUMINATING. PULLED THROTTLES BACK AND LIGHT WENT OUT. NO EGT INDICATION, LIGHT ON 4 TO 5 SECONDS. COMPLETED CHECKLIST AND SHUT DOWN THE NR 1 ENGINE. FLIGHT RETURNED TO FIELD AT MCO AND LANDED WITHOUT FURTHER INCIDENT. TOTAL SINGLE ENGINE TIME WAS 10 MINUTES. MAINTENANCE FOUND EVIDENCE OF BIRD STRIKE/INGESTION TO THE NR 1 ENGINE. REMOVED AND REPLACED THE NR 1 ENGINE PER JOB CARD 03L50671001. PERFORMED BIRD STRIKE INSPECTION PER JOB CARD 03L00005006 AND ACCOMPLISHED SMELL IN CABIN PROCEDURES PER AMM 05-51-56 AND TASK 21-00-01-102. NO SMELL NOTED. ENGINE RUN AND LEAK CHECK GOOD PER JOB CARD 03L50672010 AND 03L10171001.