For iOptron Internal Use Only
4
4. Release two screws and remove the motor
5. Check the worm assembly to see if both hinge
pins are in position. They should be almost
flash with the bearing.
6. Check two hinge locking screws. Make sure
they are tightened.
7. Release hinge bearing end cap locking screw
half turn.
8. Turn the brass end cap clockwise all the way in
using a pair of strong tweezers or a screw
driver. Rotate the ring gear to confirm the free
play is eliminated. Then un-tighten the end cap
1/16-1/8 turn. Check the free play again.
9. Tighten the end cap set screw as in Step 7.
Check the play again.
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