Complete Teardown, Cleaning/Lubrication, and Reassembly of the Olympus BH2-CH Substage Assembly
Revision 1 Page 23 of 26
Use a 1.5mm Allen wrench or driver to tighten the two
M3x4 set screws to secure the condenser-height knob
to the condenser-height shaft (see
Figure 94 – Tighten set screws to secure the height knob
Adjust the Tension of the Condenser-Height Shaft
Use a suitable slotted screwdriver to tighten the tension
screw until the condenser-height knob has the desired
feel, with no thrust play in the condenser-height shaft
(see
Figure 95 – Adjust tension screw for no thrust play
Use a suitable tool (e.g., sharp needle-nose pliers) to
snug the lock nut for the tension screw, to lock the
tension screw in position (see
).
Figure 96 – Tighten lock nut to secure tension screw
Reinstall the Dovetail Blocks
Place the right-hand dovetail block into position on the
main housing (see
). Make sure that the two
M2x8 alignment pins in the dovetail block seat into the
alignment holes in the main housing.
Figure 97 – Place right-hand dovetail block onto housing
Use a 2.5mm Allen wrench or driver to reinstall three
M3x6 hex socket-head cap screws to secure the right-
hand dovetail block onto the main housing (see
Figure 98 – Reinstall screws to secure right dovetail block
Place the left-hand dovetail block into position on the
main housing (see
). Make sure that the two
M2x8 alignment pins in the dovetail block seat into the
alignment holes in the main housing.
Figure 99 – Place left-hand dovetail block onto housing