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Thank you for choosing RUIDE theodolite Disteo 23.
Please read the user manual carefully before use.
1. PRECAUTIONS
a. Do not collimate the objective lens directly to the
sunlight without a filter.
b. Do not store the instrument in extremely high or
low temperature, to avoid the sudden or great
change of temperature.
c. When the instrument is not in use, store it in the
case and avoid shock, dust and humidity.
d. If there is great difference between the
temperature in work site and that in store place,
you should leave the instrument in the case till it
adapts to the temperature of environment.
e. If the instrument has not been used for a long
time, you should remove the battery for separate
storage. The battery should be charged once a
month.
f. When transporting the instrument should be
placed in its carrying case, it is recommended that
cushioned material should be used around the
case for support.
g. For better accuracy, the instrument should be set
up on a wooden tripod rather than an aluminum
tripod.
h. Clean exposed optical parts with degreased
cotton or less tissue only!
i. Clean the instrument surface with a woolen cloth
after use. If it gets wet, dry it immediately.
j. Before opening, inspect the power, functions and
indications of the instrument as well as its initial
setting and correction parameters.
k. Unless the user is a maintenance specialist, do not
attempt to disassemble the instrument by yourself
even if you find the instrument abnormal.
l. Do not aim the laser beam to eyes.
m. Keep the screen clean. Do not scratch the screen
with sharp objects.
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