Service difficulty report · Frame · Bolkms BK117B2

Difficulty date
April 27, 2010
Submitted
April 28, 2010
Operation
Air carrier
Aircraft
N911SM
Make and model
Bolkms BK117B2
Aircraft serial
7153
Aircraft time
9,403 hours, 19,209 cycles
Engine
Lyc LTS101*
Part
Frame
Condition
Cracked
Location
Tailboom
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

NUMEROUS CRACKS IN TAILBOOM STRUCTURE REQUIING ENGINEERED REPAIR. PN 117-22122-15 FRAME 2L CRACKED AT OMEGA STRINGER CUTOUT. PN 105-30251-44 SUPPORT ANGLE CRACKED AT THE TOP OF THE 10L FRAME. PN 105-304061 AFT SPAR CRACKED AT A CAMLOC FASTENER. PN 117-22122-51 FRAME X6616 CRACKED IN NUMEROUS LOCATIONS.