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imex 77R - User Manual

imex 77R
20 pages
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IMEX ROTATING LASERS
OPERATING MANUAL
77R 88R and 88G

Questions and Answers

  • M
    Mr. Jose SmithAug 2, 2025
    What to do if the imex Laser Level is out of level and the battery light is on?
    • P
      Pamela KleinAug 2, 2025
      If your imex Laser Level displays an out-of-level alert along with the battery light, and the instrument isn't working correctly, it might be due to harsh environmental conditions or direct sunlight. Move the unit to a shaded area where the temperature is below 50ºC.
  • H
    huberwillieAug 7, 2025
    Why is my imex 77R receiver not working properly?
    • J
      Jason MeyerAug 7, 2025
      If the receiver for your imex Laser Level isn't functioning correctly, here are a few things to check: * First, ensure the receiver batteries are good and replace them if needed. * Second, verify that the receiver is within the working range (250m radius) of the unit. * Finally, make sure the laser windows are clean, free of dust, and not obstructed.
  • K
    Katie PattonAug 14, 2025
    How to fix imex 77R Laser Level remote control that is not working?
    • D
      Dustin MannAug 14, 2025
      If the remote control for your imex Laser Level isn't working, try the following: * Check and replace the remote control batteries. * Ensure the remote is within the working range of the unit (20m outdoors, 30m indoors). * Verify that the instrument is turned on.
  • K
    kristyhubbardAug 20, 2025
    What to do if the imex 77R Laser Level shows a low battery light and won't operate?
    • A
      Alicia NobleAug 20, 2025
      If your imex Laser Level shows a flashing low battery light and won't power on, try these steps: 1. Recharge the batteries. 2. If the batteries are fully charged but the unit still won’t operate, open the battery terminals to check if they are clean and have the correct polarity. 3. If the batteries have been overcharged frequently, they may need replacing.
  • J
    Joseph MoralesAug 26, 2025
    How to resolve an out of level alert on my imex Laser Level?
    • T
      Teresa FischerAug 26, 2025
      If your imex Laser Level displays an out-of-level alert and won’t self-level, ensure the instrument is within 5º of level before switching it on. Also, check that the manual level switch is not activated and that the unit hasn’t been bumped or moved.

Summary

Function

Basic Operation

Standard Set-up Leveling

Guides on placing the unit on a tripod and initial leveling for operation.

Receiver Set-up

Details how to mount and set up the laser receiver on a staff.

Manual Grade Operation

Setting a Slope

Provides steps and a table reference for setting a specific percentage slope.

Dual Grade Sloping (88 R & 88 G only)

Scan Mode Operation (88 R & 88 G only)

Vertical Function (88 R & 88 G only)

Recharging Batteries

Checking Accuracy

Level Checking - Horizontal

Outlines the procedure for checking horizontal accuracy using a wall and rotation.

Plumb Spot Horizontal Check

Trouble Shooting

Technical Specifications

imex 77R Specifications

General IconGeneral
Rotation Speed0, 60, 120, 300, 600 rpm
Light SourceLaser Diode
Operating Time20 hours (depending on usage)
Working Range30m
Laser ClassClass 2
Waterproof/DustproofIP54

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