User manual MAKITA SKR301

[. . . ] 4 Other Accessories 12 9 5 3 Although the SKR301 is very simple to use, we recommend that you read this manual before operating the laser. 1 Description The SKR301 is an automatic visible laser that can be used for leveling, vertical alignment, plumbing and squaring. applications include installing suspended ceilings , technical flooring , partitions and a variety of outdoor alignment work. The SKR301 laser has these advanced features : • Automatic self-leveling in both horizontal and vertical modes • Choice of beams: rotating plane, scanning, chalk line, single point or constant squaring • Easy electronic calibration • Square shot that’s left/right adjustable Caution: The SKR301 is a class II or IIIR (US version) laser and is manufactured to comply with the international rules of safety IEC 285. [. . . ] Later recharges The SKR301 can be charged while working. If electricity is available on the job site, simply plug in the charger and keep on working. You can also remove the battery pack to charge it, and replace with the alkaline battery compartment to keep on working. For optimum life of the battery, it is recommended to only charge the battery after it has been fully discharged. To ensure battery life, do not charge over 20 hours. The battery and the charger can be damaged if damp. Always store and charge your instrument in a dry and covered place. To install alkaline batteries in your SKR301 laser, unscrew the battery cap located at the bottom of the instrument. Insert two alkaline batteries (D or LR20) in the pack, matching the polarity (“+” or “–”) as indicated at the bottom of the pack. Put the battery back into its place and tighten the screw. When battery power is low, the laser head will stop rotating, and the low battery light (23) will come on. Replace both batteries at the same time. Checking and adjusting your SKR301 THIS CHAPTER IS VERY IMPORTA N T: Here are a few simple instructions to check your SKR301 for calibration. Remember that the laser is a precision instrument and that it is important that you keep it calibrated and in proper condition. The accuracy of your work is completely your responsibility and you should regularly check your instrument especially prior to important jobs. Before any checking on calibration ensure laser is in point mode when rotation stopped. If the laser needs to be calibrated, follow the instructions or take it to a service centre. If you have not moved the laser, use the X marks made in Steps 3 and 4 of 3. Mark the spot that's halfway between the two marks. With X 2 facing the marks, bring the laser beam up or down to the centre mark by using (16) or (17) on the laser keypad or (2) or (3) on the detector or remote. Tu rn the laser 90° so that Y 2 faces the wall. If the beam is not on the centre mark, calibrate Y. [. . . ] The SKR301 is a precision instrument which must be handled with care. Always store and transport the laser and accessories in the carrying case. Although weather resistant, you must always keep your laser and its accesssories dry and clean after using. Do not store your laser at temperatures below -4°F (-20°C) or above 176°F (80°C), because the electronic components could be damaged. [. . . ]