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 - Olympus BH-2 Series Complete Teardown, Cleaning, And Reassembly

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).
Figure 13 – Remove screws securing the guide block
Separate the (now loose) guide block from the focus
block (see Figure 14).
Figure 14 – Remove the guide block from the focus block
The components of the focus block assembly are shown
in Figure 15.
Figure 15 – The components of the focus block assembly
Remove the two brass shims from the guide block (see
Figure 16).
Complete Teardown, Cleaning, and Reassembly of the Olympus BH‐2 Sliding Focus Block
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).
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).
Figure 18 – Remove four guide rails from the arm casting
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