Kapro 862 - Инструкция по эксплуатации - Страница 15

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8) Turn the laser 180° towards wall 

A

, and mark on the wall  

     the center of the cross lines as 

a2

 (see figure 4).

9) Measure the distances:

          Δa= 

|a2

-

a1

|

          Δb= |

b1

-

b2

|

10) The difference | Δa – Δb| should not be more than   

       2 mm, otherwise to send the laser level to a qualified  

      technician for repairs.

Checking the Level Accuracy of Horizontal Line.

(Side to side inclination)

1) Set up the laser on a tripod or on a solid surface at a  

    distance of approximately 1.5 meters from a wall 5 meters long.

2) Unlock the pendulum and press the button to project the

    horizontal and the vertical cross lines towards the wall.

x

a2

x

a1

x

b1

b2

x

A

B

180°

Figure # 4