Service difficulty report · Rail · Urocop EC130B4

Difficulty date
October 24, 2025
Submitted
November 7, 2025
Operation
Air carrier
Filed by
2A6R933B
Air Methods, LLC
Aircraft
N133HN
Make and model
Urocop EC130B4
Aircraft serial
7293
Aircraft time
6,843 hours, 17,936 cycles
Engine
Tmeca ARRIEL2B1
Engine time
6,656 hours
Part
Rail
Part number
350A23102866
Condition
Chafed
Location
Tail Boom
Part time
6,843 hours, 17,936 cycles
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

CHAFING DAMAGE WAS FOUND ON THE TAIL BOOM L/H TRDS SUPPORT RAIL/STIFFENER SHEET (P/N: 350A231028.66) JUST FORWARD OF THE #3 TRDS BEARING SUPPORT. THIS DAMAGE IS A 0.25” IN LENGTH AND 0.1” IN HEIGHT SECTION THAT IS CHAFED THROUGH THE FULL THICKNESS OF THE RAIL. AN APPROXIMATE LOCATION OF THIS DAMAGE IS AT F.S 7313MM AND W.L 1652MM. A DETAILED DESCRIPTION OF THE TYPICAL DAMAGE AND APPROVED REPAIR PROCEDURES ARE PROVIDED IN AIRBUS REPAIR DESIGN APPROVAL RDAS-EC130-53-2025-3414A ISSUE A DATED 24 OCT 2025.

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