Use and Care Manual

ENGLISH
10
occur in a particular installation. If this equipment does cause
harmful interference to radio and television reception, which
can be determined by turning the equipment off and on, the
user is encouraged to try to correct the interference by one or
more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and
receiver.
• Connect the equipment into an outlet on a circuit
differentfrom that which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician
for help.
Canada, Industry Canada (IC) Notices
Class B digital circuitry of this device complies with Canadian
ICES-003. This device complies with Industry Canada license-
exempt RSS standard(s). Operation is subject to the following
two conditions: 1) this device may not cause interference,
and 2) this device must accept any interference, including
interference that may cause undesired operation of the device.
Specifications
SKU DW074LR DW079LR DW079LG
Laser Wavelength 630-680nm 630-680nm 515-530nm
630-680nm
Laser Power/Class ≤5mw /
CLASS 3R
≤ 5mw /
CLASS 3R
≤ 5mw /
CLASS 3R
Rotation Speed 150, 300, 600,
1200 RPM
150, 300, 600,
1200 RPM
150, 300, 600,
1200 RPM
Self-Leveling Range ± 5° ± 5° ± 5°
Indoor Visibile Range 150' (45 m)
diameter
200' (60 m)
diameter
250' (80 m)
diameter
Range with Detector 1500' (450 m)
diameter
2000' (600 m)
diameter
2000' (600 m)
diameter
Leveling Accuracy ± 1/8" per 100'
(± 3 mm per
30 m)
+/- 1/16”
per 100’ (+/-
1.5 mm per 30m
+/- 1/16”
per 100’ (+/-
1.5 mm per 30m
Power Source 20V DeWALT
batteries
20V DeWALT
batteries
20V DeWALT
batteries
Operating Temperature 23°F to 122°F
(-5°C to 50°C)
23°F to 122°F
(-5°C to 50°C)
23°F to 122°F
(-5°C to 50°C)
Storage Temperature -4°F to 158°F
(-20°C to 70°C)
-4°F to 158°F
(-20°C to 70°C)
-4°F to 158°F
(-20°C to 70°C)
Environmental Water resistant Water resistant Water resistant
Important Safety Instructions for All Battery
Packs
When ordering replacement battery packs, be sure to include
catalog number and voltage. Consult the chart at the end of
this manual for compatibility of chargers and battery packs.
The battery pack is not fully charged out of the carton. Before
using the battery pack and charger, read the safety instructions
below. Then follow charging procedures outlined.
READ ALL INSTRUCTIONS
Batteries and Power
• This DeWALT rotary laser will accept all DeWALT 20 volt
lithium ion batteries, but is built to best resist damage
during a fall when used with the following batteries: All
1.5Ah & 2Ah DeWALT 20 volt lithium ion batteries.
• Consult the chart at the end of this manual for compatibility
of chargers and battery packs.
• Refer to the Battery Safety Manual for safety instructions.
Battery Installation / Removal and
Charging
To install battery pack (Fig. A)
Using the 20V DeWALT Rechargeable Pack:
1. Install the 20V DeWALT Rechargeable Battery pack as shown
in Figure A.
2. Depress the battery release button
15
on the battery.
3. Slide the battery pack into the track firmly.
4. Release the battery release button on the battery.
To Remove the battery pack
1. Depress the battery release button on the battery.
2. Slide the battery pack out of the track
3. Release the battery release button on the battery.
4. To recharge the battery pack, insert it into the charger as
described in the Battery Safety Manual.

WARNING: Batteries can explode, or leak, and can cause
injuryor fire. To reduce this risk. Refer to Battery Safety
Manual for safety instructions.
Storage Recommendations
1. The best storage place is one that is cool and dry away from
direct sunlight and excess heat or cold.
2. Long storage will not harm the battery pack or charger.
Under proper conditions, they can be stored for 5 years
ormore.
SAVE THESE INSTRUCTIONS FOR FUTURE USE
Chargers
Your tool uses a DeWALT 20 Volt charger. Be sure to read all
safety instructions before using your charger. Consult the chart
at the end of this manual for compatibility of chargers and
battery packs.

WARNING:
• DO NOT attempt to charge the battery pack with
any chargers other than the ones in this manual.
The charger and battery pack are specifically
designed to work together.
• Carefully follow all instructions and warnings on
the battery label and package and accompanying
Battery Safety Manual.