Service difficulty report · Gearbox · Urocop EC130B4

Difficulty date
August 7, 2019
Submitted
August 14, 2019
Operation
Air carrier
Aircraft
N151AC
Make and model
Urocop EC130B4
Aircraft serial
3732
Aircraft time
7,127 hours, 18,675 cycles
Engine
Tmeca ARRIEL2B1
Engine time
3,370 hours, 6,879 cycles
Part
Gearbox
Part number
350A32012000
Part serial
M3441
Condition
Making Metal
Location
Reduction
Part time
2,420 hours, 6,403 cycles
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

DURING AAIP INSPECTION 50HR/30 DAY CHIP PLUG INSPECTION, FOUND METAL PARTICLES ON BEVEL REDUCTION GEARBOX CHIP DETECTOR PLUG. DUE TO SIZE AND COMPOSITION OF THE PARTICLES, AIRBUS RECOMMENDED REMOVAL AND REPLACEMENT OF BEVEL REDUCTION GEARBOX AND EPICYCLIC REDUCTION GEARBOX. AIRCRAFT REMAINS OUT OF SERVICE TO THIS DATE.

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