Hilti PR 25, Manual, Page: 17 / 141

13
en
It is essential that the operating instructions
are read before the tool is used the first
time.
Always keep these operating instructions
together with the tool.
Ensure that the operating instructions are
with the tool when it is given to other
persons.
PR 25 rotating laser
1. General information
1.1 Safety notices and their meaning
-WARNING-
The word WARNING is used to draw attention to a poten-
tially dangerous situation which could lead to severe
personal injury of death.
-CAUTION-
Draws attention to a potentially dangerous situation that
could lead to minor personal injury or damage to the
equipment or other property.
-NOTE-
Draws attention to instructions and other useful infor-
mation.
1.2 Pictograms
Contents Page
1. General information 13
2. Description 14
3. Accessories 15
4. Technical data 15
5. Safety precautions 16
6. Before use 17
7. Operation 18
8. Checks/adjustment 21
9. Care and maintenance 21
10. Disposal 22
11. Manufacturer's warranty – tools 22
12. FCC statement 23
13. EC declaration of conformity 23
Component parts

PR 25 rotating laser
햲
Laser beam (plane of rotation)
햳
Rotating head
햴
Control panel
햵
Grip
햶
Battery compartment
햷
Base plate with
5
/
8
″
thread
Control panel
햸
On/off button
햹
Shock warning deactivation key
햺
Rotation speed control key
햻
Line function key
햽
Direction keys (left/right)
햾
Servo keys (set X/Y inclination/direction)
햿
Auto leveling LED
헀
Shock warning deactivation LED
헁
Battery LED
헂
X-inclination/direction LED
헃
Y-inclination/direction LED
PRA 25 laser receiver

These numbers refer to the corresponding illustra-
tions. The illustrations can be found on the fold-out cover
pages. Keep these pages open when studying the oper-
ating instructions.
In these operating instructions, the PR 25 rotating laser
is referred to as “ the tool ”.
Location of identification data on the tool
The type designation and serial number can be found
on the type plate on the tool. Make a note of this data in
your operating instructions and always refer to it when
making an enquiry to your Hilti representative or ser-
vice department.
Type: PR 25
Serial no.:
Warning signs
Read the operating
instructions before use.
Symbols
General warning
Laser radiation
Do not stare into the beam.
Laser class 2 in accordance with EN 60825-1:2003
Do not stare into the beam or look directly into the beam
with other optical instruments.
Laser class 3A in a accordance with EN 60825-1:2003
CLASS II LASER PRODUCT
620-690nm/0.95mW max.
LASER RADIATION - DO NOT
STARE INTO BEAM
1/4 s
2
CLASS IIIa LASER PRODUCT
620-690nm/2.45mW max.
LASER RADIATION - DO NOT STARE INTO
BEAM OR VIEW DIRECTLY WITH
OPTICAL INSTRUMENTS
3R
Return waste
material for
recycling
Printed: 07.07.2013 | Doc-Nr: PUB / 5070173 / 000 / 00