In these operating instructions, the designation “the Always keep these operating instructions tool” always refers to the PRE 3 rotating laser. together with the tool. Parts, operating controls and indicators 1 Ensure that the operating instructions are...
LEDs indicate the tool’s current operating status. The PRE 3 is easy to set up and operate and features a rugged casing. The tool is powered by a rechargeable Li‑ion battery which can be charged while the tool is in operation.
Page 6
NOTE If the correct level cannot be achieved, the laser switches itself off and all LEDs blink. 2.7 Items supplied 1 PRE 3 rotating laser 1 PRA 30 laser receiver 1 PRA 80 laser receiver holder 1 PRE 3 operating instructions...
PRA 81 Height transfer device 4. Technical data Right of technical changes reserved. PRE 3 Receiving range (diameter) With PRA 30 laser receiver: 2…400 m (6 to 1300 ft) Accuracy 0.5 mm per 10 m of horizontal distance (0.2" over 32.8 ft, +75°...
5. Safety instructions radiation in excess of class 2 or, respectively, 5.1 Basic information concerning safety class 3. Have the tool repaired only at a Hilti In addition to the information relevant to safety service center. given in each of the sections of these operating...
Page 9
Check to ensure that the tool and mains adapter are unsure. Likewise, Hilti cannot rule out the pos- do not present an obstacle that could lead to a sibility of interference with other devices (e.g. aircraft risk of tripping and personal injury.
6. Before use NOTE 6.4 Charging the battery The tool may be powered only by the Hilti PRA 84 battery, which is manufactured in accordance with IEC 60285. 6.1 Switching the tool on DANGER Press the on / off button.
3. During charging, the charge status is indicated by the battery status LEDs on the tool (the tool must DANGER be switched on). Use only the Hilti batteries and Hilti mains adapters listed under “Accessories”. 6.7.2 Charging the battery outside the tool 5 NOTE...
Page 12
2. Hold the PRA 30 with the receiving window in the The menu then appears in the display. plane of the rotating laser beam. Use the measuring units button to select metric or The laser beam is indicated by visual and audible imperial measuring units.
Avoid ingress of moisture. 8.5 Hilti Calibration Service Charge the battery fully before using it for the first We recommend that the tool is checked by the Hilti time. Calibration Service at regular intervals in order to In order to achieve maximum battery life, stop dis-...
Most of the materials from which Hilti tools or appliances are manufactured can be recycled. The materials must be correctly separated before they can be recycled. In many countries, Hilti has already made arrangements for taking back old tools and appliances for recycling.
10. Manufacturer’s warranty - tools Hilti warrants that the tool supplied is free of defects Additional claims are excluded, unless stringent na- in material and workmanship. This warranty is valid tional rules prohibit such exclusion. In particular, so long as the tool is operated and handled correctly,...
12. EC declaration of conformity Hilti Corporation Designation: Rotating laser Type: PRE 3 Year of design: 2008 We declare, on our sole responsibility, that this product complies with the following directives and Bodo Baur Tassilo Deinzer standards: EN 55014‑1, EN 55014‑2, EN 61000‑3‑2,...
Need help?
Do you have a question about the PRE 3 and is the answer not in the manual?
Questions and answers