Idiomas disponibles
Idiomas disponibles
A
a2
X
X
a1
13) Measure the distances:
14) The difference | Δa – Δb| should be no more than 2.25 mm,
otherwise send the laser level to a qualified technician for
repair.
15) Mark the dots only with laser beams leveled - leveling
indicator (e) not blinking. Repeat the procedure for upper
horizontal beam.
C
Figure # 4
Δa= |a2-a1|
Δb= |b1-b2|
180°
2m
B
b1
X
b2
X
0.5m
17
