Before Use; Guidelines - Hilti DX E?72 Operating Instructions Manual

h) Do not use the tool where there is a risk of fire or
explosion unless it has been specially approved
for use under these conditions.
5.1.5 Mechanical safety precautions
en
a) Select the correct fastener guide and fastener
combination for the job on hand. Failure to use
the correct combination of these items may result
in injury or cause damage to the tool and/or lead to
unsatisfactory fastening quality.
b) Use only fasteners of a type approved for use with
the tool.
c) Do not tamper with or modify the tool or parts of
it, especially the piston.
5.1.6 Thermal safety precautions
a) If the tool has overheated, allow it to cool down.
Do not exceed the recommended fastener driving
rate.
b) If the tool has overheated, allow it to cool down.

6 Before use

NOTE
Read the operating instructions before the tool is oper-
ated for the first time.

7 Guidelines

7.1 Fastening guidelines
These guidelines must be observed at all times.
NOTE
For detailed information, please ask your local Hilti sales and service office for a copy of the applicable technical
guidelines or national technical regulations.
22
c) Do not dismantle the tool while it is hot. Allow the
tool to cool down.
5.1.7 Danger of explosion
a) Use only cartridges of a type approved for use
with the tool.
b) Never use force when attempting to remove un-
used cartridges from the tool.
c) Store unused cartridges in a locked place where
they are not exposed to dampness or excessively
high temperatures.
5.1.8 Personal protective equipment
The user and any other persons in the vicinity must
wear suitable eye protection, a hard hat and ear
protection while the tool is in use or when remedying
a problem with the tool.
6.1 Check the tool
WARNING
Do not operate the tool when parts are damaged
or when the controls do not function correctly. If
necessary, have the tool repaired at an authorized
Hilti service center.
Check that there is no cartridge in the tool. If there is a
cartridge in the tool, remove it from the tool by hand.
Check all external parts of the tool for damage and check
that all controls operate faultlessly.
Check the piston and stop ring for wear and ensure that
the parts have been fitted correctly.