Service difficulty report · Engine · Bell 407

Difficulty date
March 1, 2016
Submitted
March 2, 2016
Operation
Air carrier
Aircraft
N712GA
Make and model
Bell 407
Aircraft serial
54084
Aircraft time
3,189 hours, 6,650 cycles
Engine
Allsn 250C47B
Engine time
8,442 hours, 21,375 cycles
Part
Engine
Part number
23063392
Part serial
CAE847215
Condition
Making Metal
Part time
8,442 hours, 21,375 cycles
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

DURING A ROUTINE INSPECTION 300 HR, MECHANIC REMOVED THE FITTING TO INSPECT THE NR 6 - 7 NOZZLE. METAL WAS FOUND IN & AROUND THE SCREEN. THIS IS NONFERROUS METAL. THE OIL PUMP IS COMING APART. THE ENG IS REMOVED & WAITING FOR NEW ONE TO ARRIVE. OIL SAMPLE TAKEN, CHIPS ARE ON A SHEET TO BE SENT OUT FOR ANALYSIS.

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