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ORIGINAL OPERATING INSTRUCTIONS
PRA 22 remote control / laser receiver
It is essential that the operating instructions
are read before the tool is operated for the
first time.
Always keep these operating instructions to-
gether with the tool.
Ensure that the operating instructions are
with the tool when it is given to other persons.
Contents
1 General information
2 Description
3 Technical data
4 Safety instructions
5 Before use
6 Operation
7 Care and maintenance
8 Disposal
9 Manufacturer's warranty - tools
10 EC declaration of conformity (original)
1 These numbers refer to the corresponding illustra-
tions. The illustrations can be found on the fold-out cover
pages. Keep these pages open while studying the oper-
ating instructions.
In these operating instructions, the designation "the tool"
always refers to the PRA 22 laser receiver.
1 General information
1.1 Safety notices and their meaning
DANGER
Draws attention to imminent danger that will lead to
serious bodily injury or fatality.
WARNING
Draws attention to a potentially dangerous situation that
could lead to serious personal injury or fatality.
CAUTION
Draws attention to a potentially dangerous situation that
could lead to slight personal injury or damage to the
equipment or other property.
All manuals and user guides at all-guides.com
Parts, operating controls and indicators 1
PRA 22 laser receiver, front
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PRA 22 laser receiver, rear 2
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PRA 22 laser receiver display 3
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PRA 77 laser receiver holder 4
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NOTE
Draws attention to an instruction or other useful informa-
tion.
1.2 Explanation of the pictograms and other
Warning signs
General
warning
On/off button
Tolerance setting button
Audible signal setting button
Audible signal aperture
Receiving area
Front display area (see detailed illustration)
Marking notch
Magnets
Battery compartment cover
Internal thread for mounting the receiver
Display area, rear
Indication of the selected tolerance
Indication of the position of the receiver relative to
the laser plane
Battery status indicator
Spirit level
Receiver securing screw
Measuring staff securing screw
information
Warning:
explosive
substances
substances
en
Warning:
Warning:
caustic
electricity
7
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