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23. CHECKS AND ADJUSTMENTS
Check and adjust it as outlined below.
• Be careful that the tightening tension is identical for all the adjusting screws.
• Also, do not over-tighten the adjusting screws as this may damage the circular level.
PROCEDURE Checking and adjusting
1. Perform the plate level inspection and adjustment
or carefully use the plate level to level the
instrument.
"9.2 Levelling", steps 1 to 2
2. Check the position of the bubble of the circular
level.
If the bubble is not off-center, no adjustment is
necessary.
If the bubble is off-center, perform the following
adjustment.
3. First confirm the off-center direction.
Use the adjusting pin to loosen the circular level
adjustment screw on the side opposite to the
direction the bubble is displaced to move the
bubble to the center.
4. Adjust the adjusting screws until the tightening
tension of the three screws is the same to align
the bubble in the middle of the circle.
23.2
Circular Level
Содержание SRX1
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