Service difficulty report · Igniter · Snias AS350B

Difficulty date
November 28, 2003
Submitted
January 5, 2004
Operation
General aviation
Make and model
Snias AS350B
Aircraft time
5,174 hours
Engine
Tmeca ARRIEL1B
Part
Igniter
Part number
SC2036
Condition
Broken
Location
Engine
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

(CAN) ON REMOVAL OF IGNITORS ON ENGINE S/N 4299, IT WAS OBSERVED THAT THE LT IGNITOR HAD LOST IT'S CORE (IGNITOR P/N SC2036). A BORESCOPE INSPECTION REVEALED THERE WAS SUBSTANTIAL DAMAGE TO THE 1ST STAGE TURBINE BLADES (7 BLADES DAMAGED). THE ENGINE WAS REMOVED FROM SERVICE AND MODULE 2/3 SENT TO ACRO IN VANCOUVER FORASSESSMENT.