Topcon RL-H3A, Instruction Manual

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20
5
Turn the instrument off, loosen the tripod mount and rotate the instrument 180
degrees. Side X1 should now be facing wall A and X2 facing wall B.
6
Turn power back on to the instrument and allow it to auto-level.
7
Using the LS-70, locate the excat position of the laser on wall A and mark the position
on the paper. Call this mark A2. Repeat this procedure on wall B. Call this mark B2.
Measure the distance between marks A1 and A2. Measure the distance between
marks B1 and B2. Add the two distances together. If the total distance is less than that
indicated below for your model, no adjust-ment is necessary for the X axis.
X1
X2
Note:
Do not to disturb the position of the tripod
while rotating the instrument.
X2
A2
B2
X1
1
B1
Wall A
Wall B
about 20m(66ft) about 20m(66ft)
RL-H3A: ±3mm or .12 inches
(approximately 1/8 inch)
RL-H3B: ±4mm or .16 inches
(slightly less than 3/16 inch)
Note:
If total distance exceeds 40mm (1.6 inches),
contact your Topcon dealer.