Step 4. Installing The Counterweight (Cw) Shaft; Step 5. Installing Counterweight(S) - iOptron iEQ30 Pro Instruction Manual

R.A. axis
Polar Axis
Dovetail Saddle
Figure 11
The iEQ30 Pro mount has two latitude setting positions: a High Latitude Position (25º ~ 65º) and
a Low Latitude Position (0º ~ 35º). It can be set by change the Position Safety Pin. If the latitude of your
location is between 25º and 65º, set the Position Safety Pin at High Latitude Position and choose a long
Latitude Adjust Knob for high latitude. If the observation latitude is between 0º and 35º, set the Position
Safety Pin at Low Latitude Position and choose a short Latitude Adjust Knob for low latitude. The
factory set default position is High Latitude Position.
CAUTION: If your location latitude requires changing the Latitude Adjustment Knob, change the
knob before attaching the mount to the tripod.

3.2.4. STEP 4. Installing the Counterweight (CW) Shaft

Unscrew the CW shaft from the top of the mount as shown in Figure 13(a) and thread it into the
opening of the DEC axis as shown in Figure 13(b).

3.2.5. STEP 5. Installing Counterweight(s)

iEQ30 Pro mount comes with a 10lb (4.5kg) counterweight (CW). Use CW or CW and extension
bar to balance your OTA. Additional CW can be ordered from iOptron for those the payload (payload
torque, more precisely) exceeds the equipped CW.
Before installing the counterweight, make sure that both R.A. and DEC clutches are fully
engaged to avoid sudden mount movements which could cause injury and/or damage the mount gear
system and your equipment.
R.A. Clutch
(a)
Figure 13. Install counterweight shaft
14
Low Lat. Position
High Lat. Position
Lat. Mark Window
Figure 12
(b)
Lat. Adjust. Lever
Lat. Adjust. Knob