Removing the Focuser Assembly

There are two reasons to remove the focuser assembly:

The main mirror in your C-8 slides up and down a central tube. The lubrication on this tube and the mirror hub can become unevenly distributed and this will cause image shift. By removing the focus assembly, you can grab the focus push rod and slide the mirror assembly up and down the tube to redistribute the lubricant.

To remove the focuser assembly:

Here is a picture of all the parts that go into the focuser assembly. Reassemble the focus mechanism in the reverse order of disassembly.






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