Care And Maintenance; Hilti Measuring Systems Service; Checking Accuracy - Hilti PR 30-HVS A12 Manual De Instrucciones

6.10 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 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. Mount the PRA 83 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.
7

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.
Having the product checked by Hilti Measuring Systems Service does not relieve the user of his/her
obligation to check the product before and during use.
7.3

Checking accuracy

In order to ensure compliance with the technical specifications, the tool should be checked regularly (at least
before each major / relevant measuring task).
36 English
Printed: 24.04.2018 | Doc-Nr: PUB / 5301171 / 000 / 02
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