Care And Maintenance - Hilti PR 30-HVSG A12 Mode D'emploi Original

6.7 PRA 80 laser receiver with holder
1. Open the retainer on the PRA 80 and insert the laser receiver.
2. Close the retainer on the PRA 80.
3. Press the
button.
4. Unscrew the clamping knob on the grip piece slightly.
5. Mount the PRA 80 laser receiver on a telescopic staff or leveling staff and secure it by tightening the
clamping knob.
▶ The laser receiver is ready for taking measurements.
6.8 PRA 81 laser receiver with holder
1. Open the retainer on the PRA 81 and insert the laser receiver.
2. Close the retainer on the PRA 81.
3. Press the
button.
4. Hold the laser receiver with the receiving window directly in the plane of the laser beam.
5. Position the laser receiver so that the distance display shows "0".
6. Use the measuring tape to measure the desired offset distance.
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Care and maintenance

7.1 Care and maintenance
WARNING
Risk of injury with battery inserted !
▶ Always remove the battery before carrying out care and maintenance tasks!
Care and maintenance of the tool
• Carefully remove stubborn dirt from the tool.
• Use only a slightly damp cloth to clean the casing. Do not use cleaning agents containing silicone as
these may attack the plastic parts.
Care of the Li­ion batteries
• Keep the battery free from oil and grease.
• Use only a slightly damp cloth to clean the casing. Do not use cleaning agents containing silicone as
these may attack the plastic parts.
• Avoid ingress of moisture.
Maintenance
• Check all visible parts and controls for signs of damage at regular intervals and make sure that they all
function correctly.
• Do not operate the cordless tool if signs of damage are found or if parts malfunction. Have the tool
repaired by Hilti Service immediately.
• After cleaning and maintenance, fit all guards or protective devices and check that they function correctly.
Cleaning the laser exit window
▶ Blow dust off the laser exit window.
▶ Do not touch the laser exit window with your fingers.
Coarse cleaning materials can scratch the glass, impairing the accuracy of the device. Use only
pure alcohol or water for cleaning, as other liquids can attack the plastic parts.
Observe the temperature limits when drying the equipment.
7.2 Hilti Measuring Systems Service
Hilti Measuring Systems Service checks the product and, if deviations from the specified accuracy are found,
recalibrates it and checks it again to ensure conformity with specifications. The service certificate provides
written confirmation of conformity with specifications at the time of the test. The following is recommended:
• A suitable test interval should be chosen in accordance with the degree of use.
• Have the product checked by Hilti Measuring Systems Service after exceptionally heavy use or subjection
to unusual conditions or stress, before important work or at least once a year.
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