Service difficulty report · Control Unit · Urocop EC135T2

Difficulty date
August 18, 2025
Submitted
August 18, 2025
Operation
Air carrier
Aircraft
N105VU
Make and model
Urocop EC135T2
Aircraft serial
0724
Aircraft time
8,019 hours
Engine
Tmeca ARRIUS2B2
Engine time
10,501 hours
Part
Control Unit
Part number
70EMM11000
Part serial
481104
Condition
Failed
Location
Nr 2 Engine
Stage of operation
CR
How discovered
O
Nature of condition
R, J
Precautionary procedure
O

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

What was found

NR 2 ENG FADEC FAIL IN FLIGHT. SLIDE ON LANDING NO DAMAGE. TROUBLESHOT DOWN TO NR 2 ENGINE FADEC ( EECU ) INOPERATIVE. READ POWER TO CONNECTORS, SWAPPED EECU WITH NR 1 SIDE AND PROBLEM FOLLOWED. INSPECTED AIRCRAFT FOR OTHER DAMAGE OF SKIDS AND SKID PLATES. ALL CHECK GOOD. REMOVED AND REPLACED EECU. PERFORMED MAINTENANCE TEST FLIGHT AND ALL CHECKS ARE COMPLETED. THIS AIRCRAFT HAS BEEN RETURNED TO REVENUE SERVICE, REF MEC-013895. REPLACED BOTH DECU UNITS, COMPLETED SKID TUBE INSPECTION, RII CHECKLIST, GROUND RUN AND CHECK FLIGHT.

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