SDR NSVA96001

Service difficulty report · Inlet Guide Vane · Saab 340B

Difficulty date
August 9, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N224TH
Make and model
Saab 340B
Aircraft serial
340B224
Engine
Ge CT79B
Part
Inlet Guide Vane
Condition
Misrigged
Location
Rt Engine
Part time
9,771 hours
Stage of operation
CL
Nature of condition
Y
Precautionary procedure
A

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

What was found

RIGHT ENGINE EXPERIENCED A COMPRESSOR STALL SHORTLY AFTER TAKEOFF. ITT REACHED 1023 DEGREES FOR 4 SECONDS. ENGINE WAS SHUT DOWN AND THE AIRCRAFT RETURNED TO GATE. THE CAUSE OF THE REPORTED IN FLIGHT SHUTDOWN WAS SEVERE MISRIGGING OF THE INLET GUIDE VANES. THIS MISRIGGING CAUSED A SEVERE COMPRESSOR STALL AND RESULTANT ENGINE SHUTDOWN AND OVERTEMPERATURE. (M)

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