Other Procedures
65
19. Checks and Adjustments
Always check and adjust before use to ensure accurate
measurements.
• Make sure the instrument is securely set up and stable before
performing checks and adjustments.
• Do not perform checks and adjustments with “Waving” selected as
measuring mode.
19.1 Adjusting the Circular Level
Check that the bubble remains centered in the circular level.
Adjust if the bubble shifts position.
1
Adjust the leveling foot screws until
the bubble is centered in the circle.
2 Turn the instrument 180°.
The bubble should not shift from the
center. If the bubble does move,
adjust as follows:
3 Compensate for one-half of the shift
by adjusting the leveling foot screws
DL502-503.book 65 ページ ２０１０年４月５日 月曜日 午前９時４７分
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