Hilti PD 5 Bedienungsanleitung Seite 24

5.10 Hilti Measuring Systems Service
Hilti Measuring Systems Service checks the tool and, if deviations from the
specified accuracy are found, recalibrates it and checks it again to ensure
conformity with specifications.
confirmation of conformity with specifications at the time of the test. The
following is recommended:
• Choose a suitable test/inspection interval in accordance use of the tool.
• 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.
5.11 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).
After falling from considerable height, the tool should be checked for correct,
accurate operation. When the following conditions are fulfilled it can be
assumed that the tool is operating faultlessly:
• The height of the fall did not exceed the height given in the technical data.
• The tool operated faultlessly before the impact.
• The tool suffered no obvious mechanical damage from the impact (e.g.
breakage of the pentaprism).
5.12 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 product can't be
switched on.
The measured dis-
tance is not shown.
20
The service certificate provides written
Possible cause
The battery is
discharged.
Batteries inserted incor-
rectly.
"Measure" button was
not pressed.
The display is faulty.
Action to be taken
▶ Change the batteries
in pairs.
▶ Insert the batteries
correctly. Take care
to ensure correct
polarity.
▶ Press the "Measure"
button.
▶ Have the product
repaired by Hilti
Service.