Service difficulty report · Frame · Bolkms BK117C2

Difficulty date
November 11, 2021
Submitted
November 11, 2021
Operation
Air carrier
Filed by
2A6R933B
Air Methods, LLC
Aircraft
N146HC
Make and model
Bolkms BK117C2
Aircraft serial
9069
Aircraft time
8,836 hours, 29,221 cycles
Part
Frame
Part number
B533K3606205
Condition
Chafed
Part time
8,836 hours, 29,221 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

DURING INSPECTION, CHAFE DAMAGE WAS NOTED TO THE AFT BOX BEAM UPPER FRAME INSIDE SKIN (PN: B533K3606-205) IN THE FORM OF CHAFING MEASURING TO BE APPROXIMATELY 0.70” LONG AND 0.020” DEEP FOR BOTH LOCATIONS. THE DAMAGE WAS REPAIRED VIA REPAIR DOUBLERS TO REINFORCE THE DAMAGED AREA IN ACCORDANCE WITH AIRBUS RDAS-BK117-53-2021-3718, REVISION B DATED 07 OCT 2021.