Olympus BH-2 Series - Clean the Various Slide Components; Remove the Guide Rails from the Arm Casting; Figure 13 - Remove Screws Securing the Guide Block; Figure 14 - Remove the Guide Block from the Focus Block

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CompleteTeardown,Cleaning,andReassemblyoftheOlympusBH‐2SlidingFocusBlock  Revision2 Page10of23 
Use a 2.5mm Allen wrench  or driver to remove the
three M3x12 hex, socket‐head cap screws securing the
guide block to the back side of the focus block (see
Figure13).
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Figure13–Removescrewssecuringtheguideblock
Separate the (now loose) guide block from the fo cus
block(seeFigure14).
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Figure14–Removetheguideblockfromthefocusblock
Thecomponentsofthefocusblockassemblyareshown
inFigure15.
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Figure15–Thecomponentsofthefocusblockassembly
Removethe two  brassshims from theguide block(see
Figure16).
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Figure16–Removethebrassshimsfromthefocusblock
Usea2.5mmAllenwrenchordrivertounscrewthetwo
M3x16 hex, socket‐head cap screws from the wedge
nuts, and remove the (now loose) wedge nuts (see
Figure17).
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Figure17–Removescrewsandwedgenuts
CleantheVariousSlideComponents
Disassemble and clean the various  components of the
sliding focus block mechanism per the following
procedure.
RemovetheGuideRailsfromtheArmCasting
Remove the four long guide rails from the two side
groovesinthearmcasting(seeFigure18).
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Figure18–Removefourguiderailsfromthearmcasting