Checks And Adjustments; Plate Level - Sokkia SET2CII Operator's Manual

23. CHECKS AND ADJUSTMENTS
Periodically, checks and adjustments should be performed before
and after measurement. In addition, the instrument should be
checked after long storage, transportation or when damage t o the
instrument is suspected t o have occured due to a strong shock.
e
The checks should be performed in the following order.
23.1 Plate
level
The glass tube of the plate level is sensitive to temperature
changes or shock.
(ChBck)
C
1) Turn the upper part of the instru-
ment until the plate level is paral-
lel to a line between levelling foot
screws A and B.
Centre the plate level bubble
B
using levelling screws A and B.
Note: The bubble moves towards a
A B
clockwise rotated foot screw.
( ~ ~ l @ ,
2)
Loosen the horizontal clamp
@ I
Bubble
movement
and turn the upper part 9 0 ' .
C
The plate level is perpendicular to
a line between levelling screws A
and B.
Centre the plate level bubble
using levelling screw C.
B