User guide
2
LR510
Lufkin LR510
Horizontal self-levelling by magnetically-dampened pendulum system, vertical alignment via 
adjustable base. Laser 635 nm, accuracy 2 mm / 10 m, dust and splash protected to IP 54. 
Self-levelling range, 3.5° with tilt alarm. For all horizontal and vertical alignment work. The 
plumb up vertical reference beam is suitable for dropping a perpendicular line or for aligning 
 partition walls. The wall/floor bracket can be used to level the unit vertically or fasten it to a 
wall. 
General safety instructions 
Caution: Never look directly into the beam. Lasers must be kept out of reach of children. 
Never intentionally aim the device at people. This 
is a quality laser measuring device and is 100% 
factory adjusted within the stated tolerance. For 
reasons of product liability, we must also draw 
your attention to the following: Regularly check 
the calibration before use, after transport and 
after extended periods of storage. We also wish 
to point out that absolute calibration is only possible in a specialist workshop. Calibration by 
yourself is only approximate and the accuracy of the calibration will depend on the care with 
which you proceed.
Warranty: 
The warranty period is two years from the date of purchase. The warranty covers all material 
and manufacturing defects occurring during this time. The following are excluded from 
warranty: Damage due to improper use (e.g. connection to an unsuitable power source, falling 
onto a hard surface, etc); improper storage; normal wear and tear; minor defects not impairing 
operation. Any tampering by unauthorized persons will render the warranty void. In the event 
that you need to claim warranty, please return the complete device together with proof of 
purchase to the place of purchase or to the Service and Shipping address on the back page.
Note: This product is a precision instrument that must be handled and treated with care. 
Avoid shocks and impact. Always keep and carry in the case! Switch all lasers off and secure 
the pendulum when not in use. For cleaning, use a soft cloth and glass cleaner.
Laser light !
Do not stare into the
beam or view directly
with magnifiers.
Class 2 laser
EN60825-1:2007-10










