Service difficulty report · Bolt · Snias AS350D

Difficulty date
June 2, 2015
Submitted
August 5, 2015
Operation
General aviation
Make and model
Snias AS350D
Aircraft time
13,660 hours
Engine
Lyc LTS101600A3
Part
Bolt
Part number
350A37124520
Condition
Galled
Location
Starflex
Stage of operation
IN
How discovered
9
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

(CAN) WENT TO INSTALL NEW BOLTS IN STARFLEX. INSTALLED 11 OUT OF THE 12 BOLTS. INSTALLED LAST ONE .7500 PERCENT WAY IN GOT TIGHT, REMOVED BOLT AND FOUND IT GALLED UP SHANK AND WAS VERY DIFFICULT TO REMOVE. WAS PROPERLY LUBED AND INSTALLED IAW LATEST MANUAL. FOUND OUT SHOULD PRESS BOLTS IN , NOT USING A CIRCULAR OR THREADING MOTION AS THIS CAUSES BOLT TO MAKE THREADS INSIDE BUSHING IN STARFLEX. REPLACED BOLT WITH NEW, NO FURTHER PROBLEMS.