Setup, Step by Step:
Set Elevation for Small In-the-Pipe or Pre-cast Inverts:
1. The Laser automatically centers in the 6-inch (150-mm) diameter pipe and pre-cast inverts
without using any additional accessories.
2. The Laser automatically centers in 8-inch (200-mm) diameter pipe with the 1248 mounting
plate.
3. Use the following chart to determine how to setup the laser so the laser beam is centered in
the following pipe sizes.
Pipe Diameter Required Mounting Accessories
A B C Set
Up 1230 1237 1248
6 inch or 150 mm None 1
8 inch or 200 mm Legs Down X 2
10 inch or 250 mm Legs Up X X 3
12 inch or 300 mm Legs Down X X 4
15 inch or 400 mm Legs Down X X 5
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