Complete Teardown, Cleaning, and Reassembly of the Olympus BH-2 Coaxial Focus Mechanism Revision 4 Page 18 of 40
Reassemble the Fine-Focus Gear Cluster
Apply fresh grease to the lower support pin of the
bottom (left-most) drive gear (see Figure 41).
Figure 41 – Grease lower pin of bottom (left-most) gear
Place the bottom drive gear in the left-most position in
the aluminum gear-support base (see Figure 42 for the
proper orientation of the gear).
Figure 42 – Place bottom (left-most) drive gear in position
Apply fresh grease to the lower support pin of the
middle drive gear (see Figure 43).
Figure 43 – Grease the lower pin of the middle gear
Place the middle drive gear in the center position in the
gear-support base (see Figure 44 for the proper
orientation of the gear).
Figure 44 – Place the middle drive gear in position
Apply fresh grease to the lower support pin of the top
(right-most) drive gear (see Figure 45).
Figure 45 – Grease lower pin of top (right-most) drive gear
Place the top drive gear in the right-most position in the
gear-support base (see Figure 46 for the proper
orientation of the gear).
Figure 46 – Place top (right-hand) drive gear in position
Apply fresh grease to the top support pins of all three
drive gears (see Figure 47).
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