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Bobs Ten
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Date:  2-23-2012
Number of Hours:  1.50
Manual Reference:  8-5.3.4.5.6.7.8
Brief Description:  Prepare Horizontal Stab Front Spar

1130 - 1300

Remove flashing and smooth all edges of HS front spar doubler.

Cleco doubler and front spar attachment brackets to front spar.

Clamp bottoms of attachment brackets to .125 x 1.5 x 1.5 steel angle to provide flat surface for brackets.

Match drill all bracket holes, one at a time, cleco each hole.

Final drill all common 1/8" holes in spar and doubler, except as noted, with #30 drill.

Match drill 4 3/16" holes in spar web and spar caps. Final drill with #12 drill.

Machine CS 8 holes in doubler, per figure #1 on 8-5.

Final drill middles 9 holes in top and bottom spar flange with #40 drill. Machine CS each of these holes.

Disassemble HS front spar, debur all holes.
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