Service difficulty report · Mixing Unit · Snias AS350B3

Difficulty date
October 11, 2016
Submitted
October 11, 2016
Operation
General aviation
Aircraft
N853BP
Make and model
Snias AS350B3
Aircraft serial
3595
Aircraft time
6,717 hours, 8,115 cycles
Engine
Tmeca ARRIEL2B
Engine time
6,767 hours, 4,196 cycles
Part
Mixing Unit
Part number
350A2702500401
Condition
Misinstalled
Location
Main Rotor
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

MAIN ROTOR FLIGHT CONTROL MIXING UNIT HAS BLIND RIVET FASTENERS IN USE WHERE THE ANTICIPATOR CONTROL ARM ATTACHES THE MIXING UNIT.