Service difficulty report · Engine · Boeing 737

Difficulty date
July 14, 2022
Submitted
July 26, 2022
Operation
Air carrier
Aircraft
N818NN
Make and model
Boeing 737
Aircraft serial
30910
Aircraft time
37,500 hours, 15,503 cycles
Engine
Cfmint CFM567B20
Engine time
36,438 hours, 15,017 cycles
Part
Engine
Part number
CFM567BTIQEC737
Part serial
802725
Condition
Shutdown
Location
Zone 400 - Nac/P
Part time
36,438 hours, 15,017 cycles
Stage of operation
CR
How discovered
V
Nature of condition
Y, E
Precautionary procedure
E, B, A

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

What was found

AIRCRAFT WAS GROUNDED: AT FL360 LEFT ENGINE FAILED INSTANTLY. INDICATIONS SHOWED DECREASING N1 RPM, RISING EXHAUST GAS TEMPERATURE AND SLIGHT VIBRATIONS. SECURED LEFT ENGINE PER QUICK REFERENCE HANDBOOK. DECLARED AN EMERGENCY AND DECLARED AND PERFORMED SINGLE ENGINE LANDING AT CLT. NO FIRE INDICATIONS, EXHAUST GAS TEMPERATURE GOT TO 938 C. **SUPPLEMENTAL REPORT FOR AALA202207150373: REMOVED AND REPLACED #2 ENGINE PER JOB CARD 08L40072003 (AALA202207150373). REMOVED AND REPLACED UPPER THRUST REVERSER ACTUATOR (AALA202207263472) ON OUTBOARD SIDE OF ENGINE NUMBER 1 PER AMM 78-31-08. REMOVED AND REPLACED BLEED AIR PRE-COOLER CLAMP (AALA202207267694) PER AMM 20-50-11. REMOVED AND REPLACED THRUST REVERSER BRACKET PER SRM 51-40-02 (AALA202207264276).** (CLOSED)