18
Preparation For Use
Battery Installation
For battery placement or replacement instructions, see Maintaining Power Sources section,
page 45 .
Instrument Set-up Procedure
Horizontal Rotation
1 Set the instrument on any smooth surface that is
within ±5° of true level. The RL-VH3G/A/B auto-
level system will not function if the unit is placed
more that 5° out of level. For best operation, it is
recommended that it be mounted to a tripod or
the Topcon Wall Mount Model 2C (provided).
Slope can be set in both axes, X and Y. See
"Setting Slope" section, page 28 .
Leveling range
Horizontal