C o n fid e n tia l
Main Assembly 17
Thumb-screw and head cover
1. Place the thumb-screw into the hole in the head cover and secure the RE (2.5) in the center of
the thumb-screw.
2. Insert the tab of the head cover into the left cover fixing plate first, and then rotate and
secure with the thumb-screw while aligning the dowel.
Left cover fixing plate
5-28 Disassembly, Assembly, and Adjustment
Tab
Head cover
Thumb-screw
RE (2.5)
Dowel
Rev. A