SDR 29GA2019110700001

Service difficulty report · Unknown · Saab 340B

Difficulty date: November 6, 2019
Submitted: November 12, 2019
Operation: Air carrier
Aircraft: N362AG
Make and model: Saab 340B
Aircraft serial: 340B438
Aircraft time: 37,942 hours, 42,852 cycles
Engine: Ge CT79B
Engine time: 42,254 hours, 57,954 cycles
System (JASC): 7200 · Engine (Turbine/Turboprop)
Part: Unknown
Condition: Malfunctioned
Location: Nr 1 Engine
Stage of operation: AP
How discovered: O
Nature of condition: J, E
Precautionary procedure: E

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

What was found

FLIGHT 0061, ENGINE INDICATION IRRATIC FOLLOWED BY A LOUD BANG RAN QRH WITH OVERTEMP, CREW SHUT DOWN 1 ENGINE. PERFORMED DFDR DOWNLOAD AND BORESCOPE OF LH HOT AND POWER TURBINE SECTION RESULTS CAME BACK WITHIN LIMITS NO DAMAGE FOUND ON BLADES. IAW TC 31-30-10, TC72-00-04, TC 72-00-05, MM 72-00-00 SPECIAL PROCEDUREDS ENG RUNS NORMAL .

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