Service difficulty report · Switch · Snias AS350B2

Difficulty date
September 3, 2012
Submitted
September 4, 2012
Operation
Air carrier
Aircraft
N900NM
Make and model
Snias AS350B2
Aircraft serial
4085
Aircraft time
2,895 hours, 10,111 cycles
Engine
Tmeca ARRIEL1D1
Engine time
1,836 hours, 5,821 cycles
Part
Switch
Part number
DHS77516020
Condition
Defective
Location
Fire Warn Test
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
A

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

What was found

ON TAKEOFF, FIRE WARNING LIGHT CAME ON FOR A FEW SECONDS, THEN WENT OUT. DETERMINED TO BE A DEFECTIVE WARNING LIGHT TEST SWITCH.