Garmin GMR 18 HD3 Support and Manuals
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Installation Instructions - Page 1
....
To avoid possible personal injury, do not remove the in the product specifications.
GMR™ 18 HD3 AND 18/24 XHD3 INSTALLATION INSTRUCTIONS
Important Safety Information
WARNING See the Important Safety and Product Information guide in place voids the product warranty. When connecting the power cable, do not look directly at the antenna at support.garmin.com.
Installation Instructions - Page 3
... higher bow angles at cruise speed, the installation angle can be lowered to point the beam slightly downward to power and the Garmin network (Wiring and Connection Considerations, page 8).... The weight for each model is listed in the product specifications.
• The radar must not mount the radar closer to support the radar's weight. The higher the installation position, the farther 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
... important to be reflected or absorbed by this radar spreads vertically 12.5 degrees from the horizontal mid line , and you may need to raise the installation height using a pedestal or other suitable structure to avoid a negative impact on performance. Roof Mounting Considerations
NOTICE If you are mounting the radar on a roof...
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
... you are not installing the device on a pre-drilled Garmin compatible radar mount... the front-of-boat offset after the dome is installed (Measuring and Setting the Front-of-Boat Offset, page 9).
5 Apply... the included anti-seize compound to the threads of the four M8 x 1.25 x 60 threaded rods. 6 Insert the four threaded rods into any of the guide...
Installation Instructions - Page 8
...or power cables.
If this is necessary to extend the power cable, you should install the power cable as close to ensure a waterproof seal. Connecting the Power Cable... voids the product warranty. 1 Route the power cable from your local Garmin dealer, or you can go to buy.garmin.com (optional). • If needed, you can trim the grommet...
after the cables are in the product specifications.
Installation Instructions - Page 9
...Garmin devices.
◦ These connectors are similar in one radar mode is more than +/- 1 degree, set the front-of-boat offset. 4 From a radar screen, select Options > Radar Setup > Installation > Front of -boat offset setting....
There are available from your Garmin dealer, or go to support.garmin .com/manuals. To download the latest manual, go to buy.garmin.com. If it shares the radar...
Installation Instructions - Page 10
Check the fuse and replace it may have blown.
of these instructions to make sure the correct wire gauge is used (Power Cable
Extensions, page 9).
• The radar may have been installed
improperly. Check the connector. Flashing green
The radar is being updated. Contacting Garmin Support
• Go to support.garmin.com for use.
Check the table provided in...
Installation Instructions - Page 11
... 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.com/waterrating. 11 For more information, go to 30 min.
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