Service difficulty report · Spring · Bolkms BO105S

Difficulty date
May 18, 2007
Submitted
June 7, 2007
Operation
General aviation
Make and model
Bolkms BO105S
Aircraft time
6,771 hours
Engine
Allsn 250C20B
Part
Spring
Part number
V40GT3911AA
Condition
Broken
Location
Engine Cowling
Component
Engine Cowling · 10562648
Stage of operation
IN
How discovered
V
Nature of condition
W
Precautionary procedure
K

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

What was found

(CAN) COMING OUT OF A MAJOR INSPECTION WHERE THE EJECTION SPRING ON ALL THE COWLS (P/N 105-62648, 105-62664, 105-62643 AND 105-62663) WERE REPLACED, SEVERAL EJECTION SPRING P/N V40GT39-1-1AA WERE BREAKING IN TWO PIECES. THIS PROBLEM HAPPENED STATICALLY AND IN FLIGHT. THESE EJECTION SPRINGS WERE ORDERED NEW FROM MFG AND RECEIVED ON DEC 22/06. BATCH NR S200602192. (TC NR 20070522001)