Johnson 40-6688 Instruction Manual
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Johnson 40-6688 Instruction Manual

Self-leveling combination cross-line laser and five-beam laser dot
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3104i_Manuals 9/6/18 12:02 PM Page 1
Self-Leveling Combination Cross-Line Laser
and Five-Beam Laser Dot
Model No. 40-6688
Instruction Manual
Congratulations on your choice of this Self-Leveling Combination
Cross-Line Laser and Five-Beam Laser Dot. 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.
©2018 Johnson Level & Tool - Rev. 2
1

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Summary of Contents for Johnson 40-6688

  • Page 1 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. ©2018 Johnson Level & Tool - Rev. 2...

  • Page 2: Table Of Contents

    1. Kit Contents Description for Model 40-6688 Qty. Self-Leveling Combination Cross-Line Laser & Five-Beam Laser Dot Multi-functional Magnetic Base Mounting Strap “AA” Alkaline Batteries Tinted Glasses Magnetic Target Instruction Manual Hard-Shell Carrying Case ©2018 Johnson Level & Tool - Rev. 2...

  • Page 3: Features And Functions

    • Manual mode feature allows unit to be tipped at extreme angles without the audible alarm and laser flash being triggered. • Pulsed line feature allows outdoor use with line generator laser detector (sold separately). ©2018 Johnson Level & Tool - Rev. 2...

  • Page 4: Safety Instructions

    • Use only original Johnson ® parts and accessories purchased from your Johnson ® authorized dealer. Use of non-Johnson ® parts and accessories will void warranty. ©2018 Johnson Level & Tool - Rev. 2...

  • Page 5: Location/Content

    3104i_Manuals 9/6/18 12:02 PM Page 5 4. Location/Content of Warning Labels ©2018 Johnson Level & Tool - Rev. 2...

  • Page 6: Location Of Parts/Components

    Laser Line Output Windows Self-calibration Aperture B 1/4” - 20 Thread Battery Cover 1/4” - 20 Thread attaches Wall Mount to base 5/8” Thread Rare Earth Belt Mounting Magnets Groove Laser Connecting Knob ©2018 Johnson Level & Tool - Rev. 2...

  • Page 7: Operating Instructions

    Note: Product must be within ±4º of level for self-leveling feature to function properly. Greater than 4º will result in an alarm condition (flashing laser and intermittent beeping sound). Place the laser on a tripod using the multi-functional base. ©2018 Johnson Level & Tool - Rev. 2...
  • Page 8 3104i_Manuals 9/6/18 12:03 PM Page 8 Attach the laser to a steel object. Laser can pivot on base. Strap the laser to a pole. ©2018 Johnson Level & Tool - Rev. 2...
  • Page 9 LED On: The horizontal laser line is on LED Flashing: The horizontal laser line is in pulse mode and can be used with a line detector (sold separately) LED Off: The horizontal laser line is off ©2018 Johnson Level & Tool - Rev. 2...
  • Page 10 LED is off. Locked Position Unlocked Position When unlocking the laser, if the laser flashes and sounds an alarm, the laser is out of its self-leveling range. ©2018 Johnson Level & Tool - Rev. 2...
  • Page 11 Press the line button a second time, the horizontal laser line LED will be off, the vertical LED will be on, and the output of the laser is as follows: Vertical Line ©2018 Johnson Level & Tool - Rev. 2...
  • Page 12 3 Dots Press the dot button a second time, the Laser Dot LED is on, the output of the laser is as follows: 2 Dots ©2018 Johnson Level & Tool - Rev. 2...
  • Page 13 LED will turn off. Note: To use model 40-6688 with a detector, a green detector is required and is sold separately. For help in selecting a proper green laser detector, please contact Johnson Level Customer Service at service@johnsonlevel.com or call...

  • Page 14: Accuracy Check

    15′ distance. 2. Place the instrument on the tripod, and place in the center of the poles/boards/walls, and level the instrument by adjusting the tripod. ©2018 Johnson Level & Tool - Rev. 2...
  • Page 15 7. Connect the four dots. Connect A to B, and C to D. 8. If the center point ‘E’ is more than 1/8″ at 50′, or 1/16″ at 25′ from points A, B, C, and D, the unit needs to be recalibrated. ©2018 Johnson Level & Tool - Rev. 2...
  • Page 16 ‘A’, and then mark the point as ‘C’. 4. The vertical distance between points A, B and C should not exceed 0.125″ (3.2mm). 5. If laser exceeds 1/8″ at 50′, contact Johnson Level & Tool for service. Fig. 3 Fig. 1 Fig.

  • Page 17: Technical Specifications

    Weight 5.164 lbs. Operating Temperature 32º F to 104º F Tripod Thread 5/8″ – 11; 1/4″ – 20 IP Rating IP 54 *With Johnson model 40-6763 Green Beam Laser Detector (sold separately) ©2018 Johnson Level & Tool - Rev. 2...

  • Page 18: Application Demonstrations

    3104i_Manuals 9/6/18 12:03 PM Page 18 10. Application Demonstrations Piping Transfer Reference Points Shelving Tiling Plumb Walls Interior Layout ©2018 Johnson Level & Tool - Rev. 2...

  • Page 19: Troubleshooting Guide

    Perform calibration check and calibrate laser if needed Laser is not accurately Compensator may be Unlock compensator reading plumb, level or locked square Laser is out of Contact Johnson to calibration arrange calibration ©2018 Johnson Level & Tool - Rev. 2...
  • Page 20 Do not attempt to detect Trying to detect dot the dot laser, use the lasers when dot laser line laser if possible beams are not detectable; only the lines are detectable ©2018 Johnson Level & Tool - Rev. 2...

  • Page 21: Care And Handling

    13. Product Warranty Johnson Level & Tool offers a three year limited warranty on each of its products. You can obtain a copy of the limited warranty for a Johnson Level & Tool product by contacting Johnson Level & Tool's Customer Service Department, as provided below, or by visiting our web site at www.johnsonlevel.com.

  • Page 22: Warranty Registration

    For further assistance, or if you experience problems with this product that are not addressed in this instruction manual, please contact our Customer Service Dept. In the U.S., contact Johnson Level & Tool’s Customer Service Department at 888-9-LEVELS. In Canada, contact Johnson Level & Tool’s Customer Service Department at 800-346-6682.

  • Page 23: Accessories

    NO WARRANTY. If you need any assistance in locating any accessories, please contact our Customer Service Department. In the U.S., contact Johnson Level & Tool’s Customer Service Department at 888-9-LEVELS. In Canada, contact Johnson Level & Tool’s Customer Service Department at 800-346-6682.
  • Page 24 3104i_Manuals 9/6/18 12:03 PM Page 24 ©2018 Johnson Level & Tool - Rev. 2...

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