iOptron HAE69C Instruction Manual page 11

Figure 8. HAE69 latitude range switching
3. Remove Latitude Range Locking Bolt
Lat. Range
Locking Bolt
Figure 9. Remove latitude range locking bolt
4. Adjust the mount so that the hole on the brass Latitude Adjustment ball are aligned to 56°~90°
Figure 10. Adjust mount and align the range holes
5. Insert Locking Bolt into 56°~90° and fine adjust the Latitude Adjustment Knob so the bolt will go
through the brass ball and threaded into the hole on the other arm of the RA base.
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