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7048H_Manuals 6/19/13 10:53 AM Page 1
Self-Leveling Cross-Line Laser
Model Nos. 40-6650 & 40-6656
Instruction Manual
Congratulations on your choice of this Self-Leveling Cross-Line Laser.
We suggest you read this instruction manual thoroughly before using
the instrument. Save this instruction manual for future use.
This is a Class IIIa laser tool and is manufactured to comply with
CFR 21, parts 1040.10 and 1040.11 as well as international safety
rule IEC 285.
©2013 Johnson Level & Tool 1
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Table of Contents
1. Kit Contents
2. Features and Functions
3. Safety Instructions
4. Location/Content
of Warning Labels
5. Location of Parts/Components
6. Operating Instructions
7. Using the Product
8. Self-Check & Fine Calibration
9. Technical Specifications
10. Application Demonstrations
11. Care and Handling
12. Product Warranty
13. Warranty Registration
14. Accessories
1. Kit Contents
Description for Model 40-6650 & 40-6656 Qty.
Self-Leveling Cross-Line Laser Level 1
Multi-Functional Elevating Magnetic Bracket 1
“AA” Alkaline Batteries 3
Mounting Strap 1
Instruction Manual with Warranty Card 1
Soft-Sided Pouch 1
2. Features and Functions
• Able to project one horizontal, vertical or cross-line laser beam,
separately or simultaneously.
• Magnetic dampening compensation system.
• Self-leveling with a laser flash alarm when beyond leveling
range.
• Multi-functional elevating magnetic bracket is included to allow
the laser to hang on a wall, attach to metal, or connect to tripod
(5/8"-11 or 1/4"-20).
• Includes adjustable strap for attachment to pipe or conduit.
2 ©2013 Johnson Level & Tool
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3. Safety Instructions
Please read and understand all of the following instructions, prior
to using this tool. Failure to do so, may void the warranty.
ATTENTION
• Read all instructions prior to operating this laser tool. Do not remove any labels from tool.
• Do not stare directly at the laser beam.
• Do not project the laser beam directly into the eyes of others.
• Do not set up laser tool at eye level or operate the tool near a reflective surface as
the laser beam could be projected into your eyes or into the eyes of others.
• Do not place the laser tool in a manner that may cause someone to unintentionally
look into the laser beam. Serious eye injury may result.
• Do not operate the tool in explosive environments, i.e. in the presence of gases or
flammable liquids.
• Keep the laser tool out of the reach of children and other untrained persons.
• Do not attempt to view the laser beam through optical tools such as telescopes as
serious eye injury may result.
• Always turn the laser tool off when not in use or left unattended for a period of time.
• Remove the batteries when storing the tool for an extended time (more than 3 months)
to avoid damage to the tool should the batteries deteriorate.
• Do not attempt to repair or disassemble the laser tool. If unqualified persons attempt
to repair this tool, warranty will be void.
• Use only original Johnson
authorized dealer. Use of non-Johnson
©2013 Johnson Level & Tool 3
®
parts and accessories purchased from your Johnson
®
parts and accessories will void warranty.
IMPORTANT
®
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7048H_Manuals 6/19/13 10:53 AM Page 4
40-6650
DANGER!
Class IIIa Laser Product
Max. Power Output: ≤ 5mW
Wavelength: 625-645nm
THIS TOOL EMITS LASER RADIATION.
DO NOT STARE INTO BEAM.
AVOID DIRECT EYE EXPOSURE.
40-6656
DANGER!
Class IIIa Laser Product
Max. Power Output: ≤ 5mW
Wavelength: 522-542nm
THIS TOOL EMITS LASER RADIATION.
DO NOT STARE INTO BEAM.
AVOID DIRECT EYE EXPOSURE.
4 ©2013 Johnson Level & Tool
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7048H_Manuals 6/19/13 10:53 AM Page 5
4. Location/Content of Warning Labels
40-6650 40-6656
©2013 Johnson Level & Tool 5
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5. Location of Part/Components
Instrument
Power LED
Laser Output
Windows
Battery Cover
6 ©2013 Johnson Level & Tool
Laser Operation
Button
Self-Calibration
Aperture
1/4" Thread