SDR SWAA030591

Service difficulty report · Engine · Boeing 7373A4

Difficulty date
March 13, 2003
Submitted
March 18, 2003
Operation
Air carrier
Aircraft
N680AA
Make and model
Boeing 7373A4
Aircraft serial
23505
Aircraft time
51,106 hours, 44,847 cycles
Engine
Ge CFM56*
Engine time
31,240 hours, 27,960 cycles
Part
Engine
Part number
332A1000
Part serial
856436
Condition
Malfunctioned
Location
Nr 1
Stage of operation
DE
How discovered
O
Nature of condition
E
Precautionary procedure
K

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

What was found

DURING DESCENT,THRUST LEVERS RETARDED, HEARD LOUD BANGING NOISE FROM NR 1 ENGINE. REMOVED AND REPLACED NR 1 ENGINE PER MM.

More about the Boeing 737-3A4