Service difficulty report · Disk · Saab SF340A

Difficulty date
July 15, 2002
Operation
Air carrier
Aircraft
N149SZ
Make and model
Saab SF340A
Aircraft serial
340A149
Engine
Ge CT75A2
Part
Disk
Part number
6044T42P10
Part serial
GLHK5LE1
Condition
Failed
Location
5th Stg Comp
Stage of operation
CR
Nature of condition
J, X
Precautionary procedure
E

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

What was found

CREW HEARD (CLUNKING NOISE) FROM NR 1 ENGINE FOLLOWED BY FAILURE OF NR 1 ENGINE. TORQUE NOSE GEAR AND FF DROPPED TO ZERO. (AUTO SHUTDOWN) EVENT OCCURRED AT APPROX 7000 FT MSL. 15 MINUTES PRIOR TO FAILRE, CREW ACCOMPLISHED NORMAL TREND MONITORING. EMERGENCY DECLARED AIRCRAFT LANDED. INVESTIGATION WITH BOROSCOPE DISCOVERED FOREIGN OBJECT DAMAGE OF 5TH STAGE COMPRESSOR AND BACK.

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