Service difficulty report · Generator · Snias AS350B3

Difficulty date
October 14, 2017
Submitted
October 16, 2017
Operation
Air carrier
Aircraft
N350MV
Make and model
Snias AS350B3
Aircraft serial
4236
Aircraft time
3,701 hours, 12,050 cycles
Engine
Tmeca ARRIEL2B
Engine time
3,676 hours, 5,823 cycles
Part
Generator
Part number
515030
Part serial
1615
Condition
Failed
Part time
941 hours
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

ENROUTE, THE GENERATOR LIGHT ILLUMINATED. DIMMING OF COCKPIT INSTRUMENTATION, AND YELLOW HIGHLIGHTED VOLTAGE INDICATOR. ATTEMPTED TO RESET THE GENERATOR ONCE, WHICH FAULTED AGAIN. RESET THE GENERATOR A SECOND TIME, WHICH SUCCESSFULLY BROUGHT THE GENERATOR BACK ONLINE. THE GENERATOR HAD FAILED SEVERAL DAYS BEFORE, ONLY TO BE RESET WITHOUT INCIDENT. THE GENERATOR TRIPPED FOR A THIRD TIME.