THEIS DTC 5.1 Instructions De Service page 15

The powerful digital electronic theodolite DTC – 5.1 from
Theis is predestined for a wide variety of measuring tasks.
All devices are carefully inspected by us before shipment.
The following information must be observed to make sure
your device is always ready for use:
6. Read the operating instructions carefully before starting
the unit.
7. Never store the device in the container when it is wet!
8. Check the precision every time before using the
equipment, since we can accept no liability for
misalignment.
9. Clean the object lens or other optical glass bodies only
with a brush or soft cloth.
10. Handle the instrument with care.
1. Foreword
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