Garmin GMR 18/24 xHD3 Support and Manuals
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Installation Instructions - Page 1
... v1 GMR™ 18 HD3 AND 18/24 XHD3 INSTALLATION INSTRUCTIONS
Important Safety Information
WARNING See the Important Safety and Product Information guide in the product box for product warnings and other than a Garmin authorized service technician will not be covered by the Garmin warranty. Any damage resulting from opening the unit by anyone other important information.
Software Update...
Installation Instructions - Page 3
...support the radar's weight. The weight for each model is listed in the product specifications....
• The radar must not mount the radar closer to people than the
minimum safe distance value listed in a location where it can be connected to power and the Garmin... Considerations
To complete the installation, you need to install a raiser so the ...
Installation Instructions - Page 4
...; To avoid interference with a magnetic compass, the radar should not be mounted closer to a compass than
the compass-safe distance value listed in the product specifications. • Other electronics and cables should be mounted more than 2 m (6 ½ ft.) from the radar beam path. • GPS antennas should be either above or...
Installation Instructions - Page 5
Mounting the radar directly on performance. Roof Mounting Considerations
NOTICE If you may need to raise the installation height using a pedestal or other suitable structure to avoid a negative impact on a hard top could cause the transmitted energy to avoid. The beam transmitted by ...
Installation Instructions - Page 6
Determining the Radar Mounting Height
NOTICE If you plan to install the radar on a roof or hard top, you should install it high enough to avoid interference from the surface. 1 Based on the ...2000 mm × 0.222) - 150 = 294 mm (78 in. × 0.222) - 6 = 11.3 in. 3 Install a riser or other fixture so the base of the radar is equal to or higher than the distance you calculated in the previous step....
Installation Instructions - Page 7
...Garmin compatible radar mount, use the included
mounting template to drill four 9.5 mm (3/8 in .) of the threaded rods may extend below the radome. 7 Apply a bead of the radome.
NOTE: The supplied M8 x 1.25 x 60 threaded rods can adjust the front-of-boat offset after the dome is installed (Measuring and Setting...four threaded rods into any of the guide grooves on mounting thicknesses of 5 to...
Installation Instructions - Page 8
...the cables are in the product specifications. Connecting the Power Cable
WARNING When...installing the cables, you should observe these considerations. • To ensure safety, appropriate tie-wraps, fasteners, and sealant should install... your local Garmin dealer, or you can go to buy.garmin.com (optional...torque wrench, tighten the nuts to 13.7 to 18.6 N-m (10 to other equipment, you should not...
Installation Instructions - Page 9
...Garmin devices.
◦ These connectors are present on the radar. 3 If the bearing deviation is more than +/- 1 degree, set the front-of-boat offset. 4 From a radar screen, select Options > Radar Setup > Installation...manual, go to buy.garmin.com. Additional Garmin network cables, cable extensions, and adapters are controlled with your Garmin dealer, or go to support.garmin .com/manuals...
Installation Instructions - Page 10
... the connector.
of these instructions to make sure the correct wire gauge is getting ready for use. The radar is not available on the Garmin device or on .
The network cable may have been installed
improperly. Contact Garmin product support for the length
on devices connected to support.garmin.com for help troubleshoot installation problems.
Status LED Color and...
Installation Instructions - Page 11
... and GMR 18 xHD3: 5.2 degrees horizontal, 25 vertical GMR 24 xHD3: 3.7 degrees horizontal, 25 vertical
GMR 18 HD3: 36 nm GMR 18 xHD3 and GMR 24 xHD3: 48 nm
20 m (66 ft.)
From 11 to 32 Vdc
7.5 A
Standby: 15 W Transmitting: 40 W
GMR 18 HD3: 1.2 m (3.9 ft.) GMR 18 xHD3: 1.1 m (3.6 ft.) GMR 24 xHD3: 95 cm (3.1 ft)
1 The device withstands incidental exposure to water of up to 1 m for up to www.garmin...
Installation Instructions - Page 12
Detailed Dimensions
Item Length
(width) (height)
GMR 18/24 xHD3 508.2 mm (20 in.) 504.7 mm (19 7/8 in.)
248.3 mm (9 ¾ in.)
GMR 24 xHD3 645.4 mm (25 7/16 in.) 642.5 mm (25 5/16 in.)
250.3 mm (9 7/8 in.)
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Installation Instructions - Page 13
Item
GMR 18/24 xHD3 233 mm (9 3/16 in.) 176.7 mm (6 15/16 in.)
GMR 24 xHD3 233 mm (9 3/16 in.) 245.4 mm (9 11/16 in.)
141.5 mm (5 9/16 in.)
141.5 mm (5 9/16 in.)
190 mm (7 ½ in.) 139.2 mm (5 ½ in.)
... (5 9/16 in.) 296.2 mm (9 11/16 in.)
Open-Source Software License
To view the open-source software license(s) used in this product, go to developer.garmin.com/open-source /linux/.
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Installation Instructions - Page 14
... without the express permission of Garmin Ltd. or its subsidiaries. or its subsidiaries
support.garmin.com NMEA®, NMEA 2000®, and the NMEA 2000 logo are trademarks of the National Marine Electronics Association. or its subsidiaries, registered in the USA and other countries. GMR™ is a trademark of Garmin. M/N: A04676 / B04676 / C04676 IC: 1792A...
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