Topcon GTS-823A - Manual (Page 4)

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FOREWORD
Rotating the instrument and telescope
Rotation of the instrument or telescope is driven electronically in normal operation.
Do not disturb the rotation.
Storage in the case
Keep the telescope horizontally and turn the instrument to align its mark with the lower base mark
(Storage mark). Keep its objective lens side downward. Storing it in the case in any other way may
cause damage. Hold the hand grips and base with both hands, when taking the instrument out of the
case, or putting the equipment in the case.
Maintenance for driving parts.
Every 4,000~5,000 hours operation in total, change grease of driving parts.
Contact your dealer or TOPCON Head Office for the maintenance.