SDR MALA030161

Service difficulty report · Hmu · Saab 340B

Difficulty date
February 19, 2003
Submitted
February 21, 2003
Operation
Air carrier
Aircraft
N411XJ
Make and model
Saab 340B
Aircraft serial
340B411
Engine
Ge CT79B
Part
Hmu
Stage of operation
CL
How discovered
O
Nature of condition
Y
Precautionary procedure
A, E

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

What was found

ON FLIGHT #2941 GTR-MEM, RH ENGINE SHUTDOWN LEAVING FTR @ 6000 FT. DID NOT RELIGHT. INFLIGHT SHUTDOWN, AIR RETURN TO GTR. NORMAL TAKEOFF, DIALED DOWN CTOT TURNED OFF AUTOCOARSEN AND WENT THROUGH AFTER TO MEMORY ITEMS. CLIMBED TO 2000 FT, LEVELED OFF. ATC INSTRUCTED TO CL TO 6000 FT, SHORTLY THERE AFTER THERE WAD A LOUD BANG FROM RH ENGINE AND LAGE AC YAW. ALL ENGINE PARAMETERS BEGAN ROLLOING BACK, INCLUDING ITT. IGNITION LIGHT CAME ON BUT ENGINE DID NOT RELIGHT. MIKE DONAHUE/ENGINEER, NOTED HMU FAILURE. NO OTHER INFORMATION AT THIS TIME.

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