Service difficulty report · Switch · Snias AS350B2

Difficulty date
August 13, 2011
Submitted
August 26, 2011
Operation
Air carrier
Aircraft
N425EH
Make and model
Snias AS350B2
Aircraft serial
4197
Engine
Tmeca ARRIEL1D1
Part
Switch
Part number
045004A137A
Condition
Defective
Location
Cockpit
Stage of operation
IN
How discovered
O
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

A MALFUNCTION OCCURRED BETWEEN THE 30 ALPHA PANEL AND STROBE LIGHT SWITCH CAUSING THE STROBE LIGHTS NOT TO WORK. THE 30 ALPHA PRINTED CIRCUIT BOARD AND STROBE LIGHT SWITCH BOTH SUSTAINED BURN MARKS AND MELTED SOLDER POINTS. THE CIRCUIT BRAKER FOR THE STROBE LIGHT SYS DID NOT INTERRUPT THE MALFUNCTION.