SDR 2024F00144

Service difficulty report · Connector · Gulstm GVSPG550

Difficulty date
May 28, 2024
Submitted
May 30, 2024
Operation
General aviation
Aircraft
N104AR
Make and model
Gulstm GVSPG550
Aircraft serial
72123
Aircraft time
167 hours, 77 cycles
Part
Connector
Part number
UNKNOWN
Condition
Damaged
Location
Spoilers
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

DURING INVESTIGATION OF ACTIVE CMC MAINTENANCE MESSAGE 'FCS-EBMCE 4/ROB SPLR LVDT FAULT', FAULT ISOLATION TRACED THE FAULT TO CABLE 654-3S3 WHICH WAS DISPLAYING SHORT TO GROUND AND WIRE TO WIRE SHORTS. CONNECTOR 681DB04J2 WAS DISASSEMBLED AS PART OF THE FAULT ISOLATION PROCESS WHERE OUR TEAM HAVE FOUND ALL 3 WIRES OF CABLE 654-3S3 DAMAGED WHERE THE OUTER INSULATION JACKET FOR THE CABLE SHIELD HAS BEEN CUT DURING MANUFACTURE TO ALLOW TERMINATION AT CONNECTOR 681DB04J2. THIS IS THE CAUSE OF THE IDENTIFIED SHORT TO GROUND AND WIRE TO WIRE SHORTS.