PR 2-HS A12 English Printed: 31.07.
Printed: 31.07.
1 Information about the documentation 1.1 Explanation of signs used 1.1.1 Warnings Warnings alert persons to hazards that occur when handling or using the product. The following signal words are used in combination with a symbol: DANGER! Draws attention to imminent danger that will lead to serious personal injury or fatality. WARNING! Draws attention to a potential hazard that could lead to serious personal injury or fatality.
▶ Write down the serial number in the table below. You will be required to state the product details when contacting Hilti Service or your local Hilti organization to enquire about the product. Product information Rotating laser Generation Serial no. PR 2-HS A12 02 2 Safety 2.1 Safety instructions 2.1.1 Basic information concerning safety Read all safety instructions and other instructions.
▶ ▶ ▶ ▶ Ensure that the tool is set up on a stable, level surface (not subject to vibration). Use the tool only within its specified limits. Use the tool and its accessories etc. in accordance with these instructions and in the manner intended for the particular type of tool. Take the working conditions and the task to be performed into account. Use of tools for applications different from those intended could result in a hazardous situation.
If the battery gets noticeably hot when not in use, this may indicate that the battery or the tool / battery system is faulty. In this case, place the tool in a non-flammable location, well away from flammable materials, where it can be kept under observation and allowed to cool down. ▶ 3 Description 3.1 Overview of the product 3.1.1 PR 2-HS A12 rotating laser @ ; = % 4 Laser beam (plane of rotation) Rotary head Grip Battery release button English Printed: 31.07.
3.1.2 PR 2-HS A12 control panel @ ; = On/off button LED: Auto-leveling Button and LED: Shock warning deactivation & Button and LED: Manual inclined plane mode Battery charge state LEDs % & ( Receiving area Marking notch Display % 3.1.3 PRA 20 laser receiver control panel @ ; = On/off button Volume button Units key English Printed: 31.07.
3.1.4 PRA 20 laser receiver display @ ; = % Indicator showing distance from laser plane Volume indicator Rotating laser low battery indicator Battery status & ( ) + Indicator showing position of receiver relative to height of laser plane Display Marking notch Receiving area 3.1.5 Intended use The product described is a rotating laser with a visible rotating laser beam. It can be operated by one person.
The shock warning function can be switched off by pressing the from vibration or when you are working in inclined plane mode. button if the ground or floor is not free Laser receiver Hilti laser receivers can be used to detect and indicate the laser beam at great distances. 3.1.7 LED indicators The rotating laser is equipped with an LED display.
Storage temperature Weight (including B12/2.6 battery) Drop test height (under standard ambient conditions in accordance with MILSTD810G) Tripod thread Protection class in accordance with IEC 60529 (except battery and battery compartment) −13 ℉ …140 ℉ (−25 ℃ …60 ℃) 5.38 lb (2.44 kg) 4 ft - 11 in (1.5 m) 5/8 in IP66 4.
1. Fig. 1: Working in horizontal mode. 2. Fig. 2: In inclined plane mode, the laser should be lifted at the control panel side. 3. Fig. 3: Laying down or transporting in an inclined position. ◁ Hold the laser so that the battery compartment does NOT face upwards, so that no moisture can enter. 5.2 Inserting / removing the battery CAUTION Electrical hazard. Dirty contacts may cause a short circuit.
1. Mount the laser on a suitable holder or bracket. 2. Press the ' button. ◁ The auto-leveling LED blinks green. ◁ The laser switches on, the beam begins to rotate and the “auto leveling” LED lights as soon as the tool has leveled itself. Note A wall bracket or tripod may be used as mounting devices. The angle of inclination of the surface on which it stands should not exceed ± 5°. 5.4 Using the slope adapter to set the slope 1. Mount a suitable slope adapter on a tripod. 2.
5.6 Checking the main and transverse horizontal axes 1. Set up the tripod approx. 20 m (66 ft) from a wall and adjust the tripod head horizontally with a spirit level. 2. Mount the tool on the tripod and use the visual sighting method (front and rear sights) to aim the tool at the wall. 3. Fig. a: Use the receiver to catch the laser beam and mark a point (point 1) on the wall. 4. Pivot the tool clockwise through 90° about its own axis. In doing so, ensure that the height of the tool does not change. 5.
6 Operating the laser receiver 6.1 Inserting the batteries in the laser receiver Insert the batteries in the laser receiver. ▶ Note Use only batteries that have been manufactured in accordance with international standards. 6.2 Using the laser receiver to detect the laser beam 1. Press the button on the laser receiver. 2. Hold the laser receiver with the receiving window directly in the plane of the laser beam. 3.
3. Switch the laser receiver off by pressing the ◁ The settings will be saved. button. 6.7 PRA 83 laser receiver with holder 1. Fit the laser receiver into the rubber sleeve of the PRA 83 at an angle from above. 2. Then press the laser receiver all the way into the rubber sleeve until the sleeve surrounds the laser receiver completely. 3. Fit the rubber sleeve onto the magnetic grip piece. 4. Press the button. 5. Unscrew the clamping knob on the grip piece slightly. 6.
Note To help ensure safe and reliable operation, use only genuine Hilti spare parts and consumables. Spare parts, consumables and accessories approved by Hilti for use with the product can be found at your local Hilti Center or online at: www.hilti.com Cleaning the laser exit window ▶ Blow any dust off the laser exit window. ▶ Do not touch the laser exit window with your fingers. Note Abrasive cleaning materials may scratch the glass and impair the accuracy of the laser tool.
▶ ▶ Store the tool and batteries in a place where they cannot be accessed by children or unauthorized persons. Check the tool and batteries for damage before use after long periods of storage. 9 Troubleshooting If the trouble you are experiencing is not listed in this table or you are unable to remedy the problem by yourself, please contact Hilti Service. Trouble or fault The tool doesn’t work. The battery runs down more quickly than usual. The battery doesn’t engage with an audible click.
Note Changes or modifications not expressly approved by Hilti may restrict the user’s authorization to operate the equipment. 16 English Printed: 31.07.
Printed: 31.07.
Hilti = registered trademark of Hilti Corp., Schaan Printed: 31.07.
