35. CHECKS AND ADJUSTMENTS
3. Wait until a beep sounds and sight
the reference point in Face 2.
Rotate the instrument 180°. Sight
the same point in Face 2 and press
[OK].
4. Set the constant.
Press [YES] to set the constant.
• Press [NO] to discard the data
and return to <Collimation>.
35.4 Reticle
PROCEDURE Check 1: Perpendicularity of the reticle to the
1. Carefully level the instrument.
2. Align a clearly visible target (the
edge of a roof for example) on
point A of the reticle line.
3. Use the telescope fine motion
screw to align the target to point B
on a vertical line.
If the target moves parallel to the
vertical line, adjustment is
unnecessary. If its movement
deviates from the vertical line,
have our service representative
adjust it.
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horizontal axis