Service difficulty report · O-Ring · Bell 412EP

Difficulty date
September 14, 2010
Submitted
January 4, 2011
Operation
Air carrier
Make and model
Bell 412EP
Engine
Pwa PT6T3
Part
O-Ring
Condition
Damaged
Location
Flow Divider
Stage of operation
CR
How discovered
O
Nature of condition
X, P
Precautionary procedure
A

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

What was found

FLAMEOUT DURING CRUISE, THE NR 2 ENGINE FLAMED OUT WITH NO PRIOR WARNING. AN EMERGENCY SINGLE ENGINE LANDING WAS MADE. TROUBLESHOOTING REVEALED A FUEL LEAK FROM A DAMAGED O-RING ON THE FUEL LINE BETWEEN THE AUTOMATIC FUEL CONTROL AND THE FLOW DIVIDER. THE PROBLEM WAS FIXED AND THE ACFT RETURNED TO SERVICE.

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