Service difficulty report · Switch · Snias AS350B3

Difficulty date
July 20, 2017
Submitted
September 18, 2017
Operation
General aviation
Aircraft
N6977A
Make and model
Snias AS350B3
Aircraft serial
7463
Aircraft time
1,535 hours
Part
Switch
Condition
Out Of Alignment
Location
Emer Floats
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

WHILE PERFORMING THE ICA CHECK ON THE ARM/FIRE CONTROL & INDICATOR CIRCUIT TEST PROCEDURE FOR THE EMERGENCY FLOATATION GEAR IAW MM SUPPLEMENT (ICA), DISCOVERED THAT THE PILOT’S CYCLIC MOUNTED SWITCH GUARD COULD BE IN THE CLOSED POSITION WITH THE SWITCH REMAINING IN THE FIRE POSITION. THE ICA TEST PROCEDURE DOES NOT INCLUDE A TASK TO ENSURE THAT THE SWITCH IS IN THE NORM POSITION WHEN THE GUARD IS IN THE CLOSED POSITION. JUST CLOSING THE GUARD DOES NOT AUTOMATICALLY ENSURE THAT THE SWITCH WILL BE RETURNED TO THE NORM POSITION.