Service difficulty report · Support Beam · Snias AS350B3

Difficulty date
July 31, 2023
Submitted
July 31, 2023
Operation
General aviation
Filed by
2A6D933B
Air Methods LLC
Aircraft
N544AM
Make and model
Snias AS350B3
Aircraft serial
4206
Aircraft time
6,502 hours, 19,556 cycles
Part
Support Beam
Part number
350A23401524
Part serial
NA
Condition
Chafed
Location
Zone 200
Part time
6,502 hours, 19,556 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

DAMAGE TO THE ANCHOR SERVO CONTROL RH BEAM (PN: 350A23-4015.24) IN THE FORM OF A CHAFE LOCATED ON THE OUTSIDE SURFACE OF THE LOWER FLANGE BEND AT THE FWD END OF THE PART. THE CHAFE WAS MEASURED TO BE APPROXIMATELY 0.50” X 0.125” AND IS 0.014” DEEP. THERE IS ALSO CHAFING REPORTED IN THE LOWER EDGES OF 2EA OF THE PASS-THROUGH HOLES IN THE TAIL CONE JUNCTION FRAME REINFORCEMENT (PN: 350A21-1247.33). THE CHAFES WERE REPORTED TO BE 1/16” AND 1/32” DEEP INTO THE LOWER EDGES OF THE PASS-THROUGH HOLES.