Nikon Monarch 3 XRT Instruction Manual
![Nikon Monarch 3 XRT manual cover](/images/8d92822978c1d1cc4b5c9029/thumbs/thumb175x175.webp)
To calibrate the Nikon Monarch 3 XRT, ensure you have a clear line of sight to a known distance target. Use the mode button to cycle through to the calibration setting and follow the on-screen prompts to adjust the rangefinder to match the known distance.
If the rangefinder does not power on, first check the battery compartment to ensure the batteries are inserted correctly and have sufficient charge. If the problem persists, try replacing the batteries with new ones. If the issue continues, contact Nikon support for further assistance.
To switch between yards and meters, press and hold the mode button until the unit of measurement begins to flash. Use the mode button to toggle between yards and meters, and confirm your selection by releasing the button.
Use a soft, lint-free cloth to gently wipe the lenses. For stubborn smudges, lightly dampen the cloth with a lens cleaning solution. Avoid using paper products or rubbing too hard to prevent scratching the lenses.
In foggy conditions, accuracy can be affected by reduced visibility. Use the “Distant Target Priority” mode to ensure the rangefinder is focusing on distant objects rather than nearby fog.
A blurry or unclear display can be due to dirt on the lens or incorrect diopter adjustment. Clean the lens and adjust the diopter by rotating the eyepiece until the display appears sharp.
Yes, the Nikon Monarch 3 XRT is equipped with an LCD display that can be read in low-light conditions. However, the rangefinder's performance might be reduced in very low visibility.
To replace the battery, open the battery compartment by turning the battery cover counterclockwise. Remove the old battery and insert a new CR2 lithium battery, ensuring the polarity is correct. Replace the cover by turning it clockwise until secure.
Inconsistent measurements can be caused by obstructions or reflective surfaces. Ensure a clear line of sight to the target and use the appropriate mode for your environment. Recalibrate the device if inconsistencies persist.
Store the rangefinder in a cool, dry place, ideally in its protective case. Remove the battery if the device will not be used for an extended period to avoid battery leakage. Ensure the lenses are clean before storage.