9OPERATING MANUAL
CHECKING THE HORIZONTAL LINE
1. Position the device about 5 m from a wall and switch on the cross laser.
Mark point B on the wall.
2. Turn the laser cross approx. 2.5 m to the right and mark point C.
3. Check whether the horizontal line from point C is level with point B to within ± 2 mm.
MAINTENANCE AND SERVICE
• Do not attempt to open the device. To ensure product SAFETY and RELIABILITY, repairs,
maintenance and adjustment should be performed by authorized service centres.
Contact your dealer for more details.
• Do not drop, knock or shake the laser level as this will aect precision.
• Remove batteries when the device is not in use.
• Keep the laser level clean at all times. Use a soft lint-free cloth for the body and lens tissue
for glass windows. Do not use abrasive cleaners or solvents.
• Don’t expose the laser level to high temperatures or humidity.
• Do not store the laser level in the hot areas, hot temperatures can short the life of
electronic device, damage battery, and warp or melt certain plastics
• Do not store the laser level in the cold areas. When the unit warms up to its normal
operating temperature, moisture can form inside where it may damage circuit board.
• Avoid shock, vibrations and extreme heat.
• Do not immerse the instrument in water.
• Always slide the power switch to the OFF position when storing, transporting or moving
around the job site.
• Calibration is recommended at least once a year or as needed.
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