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Laser Reference pro shot L1-M Service Manual

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Summary of Contents for Laser Reference pro shot L1-M

  • Page 2 Pro Shot Models L1-M and L1-S Confidential: This document contains Laser Reference Inc. proprietary information and shall not be duplicated, disclosed to others, or used for purposes other than to carry out the intent for which this material is delivered.

  • Page 4: Table Of Contents

    Contents How to Contact Us:......................2 External Parts Detail Model L1-M ..................3 External Parts Detail Model L1-S..................4 Internal Parts Detail Model L1-M..................5 Internal Parts Detail Model L1-S..................6 Housing & Lighthouse Model L1-S ................... 7 Motor Problems Model L1-M Only..................8 Motor Problems Model L1-S Only ..................

  • Page 5: How To Contact Us

    How to Contact Us: Laser Reference, Inc. Manufacturer of Pro Shot Products 450 Salmar Ave. Campbell, CA. 95008 Toll Free (USA) 1-800-238-0685 Telephone +1-408-370-4929 Fax +1-408-866-0858 sales@proshotlaser.com Email World Wide Web www.proshotlaser.com...

  • Page 6: External Parts Detail Model L1-M

    External Parts Detail Model L1-M Fig. 1...

  • Page 7: External Parts Detail Model L1-S

    External Parts Detail Model L1-S Fig. 1A...

  • Page 8: Internal Parts Detail Model L1-M

    Internal Parts Detail Model L1-M Fig. 2 10-0495 LCD assembly...

  • Page 9: Internal Parts Detail Model L1-S

    Internal Parts Detail Model L1-S Fig. 2a...

  • Page 10: Housing & Lighthouse Model L1-S

    Housing & Lighthouse Model L1-S...

  • Page 11: Motor Problems Model L1-M Only

    Motor Problems Model L1-M Only...

  • Page 12: Motor Problems Model L1-S Only

    Motor Problems Model L1-S Only...

  • Page 13: Power Problems

    Power Problems...

  • Page 14: Laser\Receiver Interaction

    Laser\Receiver Interaction Units sold with the R4 Receiver will stop rotating when the transmitter is moved out of level.

  • Page 15: Calibration Problems

    Calibration Problems...

  • Page 16: Calibration Problems 2

    Calibration Problems 2...

  • Page 17: Calibration Problems 3

    Calibration Problems 3...

  • Page 18: Low Battery Indication - Not Cured With New Batteries

    Low Battery Indication – Not cured with new Batteries...

  • Page 19: Laser Will Not Switch Grade Alarm Modes

    Laser Will Not Switch Grade Alarm Modes Actual Slope Does Not Match Setting Indicated by Counter...

  • Page 20: Basic Tools And Knowledge

    The dollar rate of reimbursement per hour will be set by the distributor (Laser Reference is the distributor in the United States - see dealer agreement for details). Repairs may be sent directly to the distributor for repair if the dealer is not equipped or trained to perform these operations.

  • Page 21: Other Tools And Supplies Needed

    The owner's manual also includes a basic calibration check routine that may be useful in the event that you do not have the Laser Reference #50- 1000 calibration range or equivalent.

  • Page 22: Periodic Maintenance And Service Checks

    Periodic maintenance and service checks. Calibration check: Procedure: Using the 50-1000 Calibration alignment range or equivalent. A. Place the laser on the calibration range stand. B. Power-up the laser in "cal mode":Press and hold the alarm mode button. Press and release the power button.

  • Page 23: Alarm Deadband Check

    Alarm deadband check: Procedure: Using the 50-1010 tilt table (or equivalent). Place the laser on the tilt table with either the slope or cross axis aligned longitudinally. Turn the laser on and center both displays, leaving it in standard grade alarm mode. Now, move the tilt table pointer slowly in one direction past the first widening of the "bubble"...

  • Page 24: Repair Examples

    Repair Examples. The following examples detail the repair times involved in some specific repair cases. Adjust both grade alarm deadbands: Proc. No. Description Time #108 Set Grade Alarm Deadbands #101 Clean and Calibration (to be added to all repairs) total Replace rotation motor: Proc.

  • Page 25: 103 Base Plate Removal And Replacement

    A. See maintenance section. #103 Base Plate Removal and Replacement Tools required: 3/32" hex driver Time: 1/8" hex driver A. Removal 1. Using 1/8" hex driver, remove 10-32 spring tension screw. 2. Using 3/32" hex driver, remove 4-40 positioning screw. 3.
  • Page 26 FIG. 5 Slope Sensor Wiring Outside Lead P.C.B. Inside Lead Slope Sensor Black Marked Wire A. Removal 1. Remove sensor wires from circuit board. 2. Remove roll pin from tension spring 3. Remove retainer screw from sensor pivot point (front of laser). 4.

  • Page 27: 106 X-Axis Sensor Removal And Replacement

    8. Rotate grade knob until sensor is bottomed out. 9. Replace roll pin in tension spring. 10. Adjust counter plate alignment. a. Loosen counter plate screws. b. While turning the grade knob, tilt the counter plate until a smooth feel is achieved. c.
  • Page 28 FIG. 7 Cross Sensor Mounting FIG. 8 Cross Sensor Wiring P.C.B. Leads solder in from back or P.C.B. Rear Lead Front Lead Mount Cross Sensor Black Marked Wire A. Removal 1. Remove base plate assembly (refer to procedure #103). 2. Remove sensor leads from the circuit board (leads are soldered). 3.

  • Page 29: 107 Circuit Board Removal And Replacement

    a. Ensure both pivot bearings are in instrument plate, under pivot end of sensor. b. Position the tension spring under the calibration end of the sensor. 3. Insert the 8-32 Phillips head screw with washers into pivot end (refer to drawing).

  • Page 30: 108 Setting Grade Alarm Dead Bands

    A. Removal 1. Remove harnesses and diode wires CAUTION!! STATIC WILL RUIN THE LASER DIODE - REMOVE THE DIODE LEADS ONLY AT A GROUNDED STATION USING A GROUNDED SOLDERING IRON AND WEARING A STATIC LEASH. 2. Remove the three circuit board holding screws. 3.

  • Page 31: 109 Motor Removal And Replacement

    4. Rotate the tilt table pointer counter clockwise slowly until the "bubble" in the display is on the verge of setting off the "Grade Alarm". 5. Without moving the pointer, position the tilt table plate so that a major division is under the pointer.
  • Page 32 FIG. 9 Motor Mounting and Adjustment points 8. Scribe a mark around the motor mounting plate (this is to ensure proper centering when installing the new motor assembly). 9. Remove the three holding nuts and washers. 10. Remove the motor assembly. B.

  • Page 33: 109-S Motor Removal And Replacement - For Model L1-S

    #109-S Motor removal and replacement - For Model L1-S Tools required: 7/64” ball driver Time: .050" hex driver Soldering iron 1/4" socket driver Low profile 1/4" wrench squaring check range (s/t#50-1065 or equiv.) A. Removal 1. Remove the top cover using a 7/64” ball driver. 2.

  • Page 34: 110Squaring Motor Assembly To Beam

    2. Position the motor assembly in alignment with scribe marks made in step A3. 3. Replace and tighten the holding nuts and washers. 4. Solder the motor wires to the motor terminals. 5. Check squaring #110Squaring Motor Assembly to Beam Tools required: Loctite 290 Time:...

  • Page 35: 111 Penta Mirror Removal And Replacement

    #111 Penta Mirror Removal and Replacement Note: For model L1-S, see procedure # 111-S Tools required: .050" hex driver Time: 5/64 hex driver Penta mirror spacer (S/T) 9/64 hex driver 1/16" 90° hex driver A. Removal 1. Loosen halo assembly support bar screws and remove halo assembly from housing.

  • Page 36: 112 Beam Power Adjustment

    #112 Beam Power Adjustment Tools required: laser power meter Time: small straight slot screwdriver 1. Position power meter over beam output aperture. Caution: If P.C.B has been replaced, start the adjustment procedure by turning the potentiometer 5 to 6 turns counter clock wise to reduce the power. 2.
  • Page 37 g. Using the infra-red viewer to see the beam on the far point, adjust the laser to center it's beam on the center of the mark made in step e. h. If the vertical vial is not indicating level, loosen one of the screws that attach the vial holder and pry the holder until a level indication is achieved.

  • Page 38: Pcb Layout

    PCB Layout...

  • Page 39: Schematic For L1-M / S

    Schematic for L1-M / S...

  • Page 40: L1-S Board Update Info

    L1-S Board Update Info Add low battery threshold adjustment pot, 10- 2645, across R24 if the threshold is lower than 4.45V, in “OFF” mode. Clip one of the outer leads and solder the other leads across R24. Newer boards must have insulators between screw Clip out Q1 to...

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Pro shot l1-s

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