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Installation Procedures

Preparing the Surface and the Radar for Mounting

Before you can mount the radar, you must choose a suitable mounting location (

Mounting Considerations

page 3

).

Secure the included mounting template to the surface at the mounting location, along the bow-stern axis, as 

indicated on the template.

Drill the mounting holes using a 15 mm (

19

/

32

 in.) drill bit.

If you need to run the power and network cables through the mounting surface, select a location under 

the power and network connectors indicated on the template, drill a pass-through hole for the cables using 
a 32 mm (1

1

/

4

 in.) drill bit, and route the cables through the surface (optional) (

Wiring and Connection 

Considerations, page 8

).

Remove the mounting template from the surface.
Remove the hatch on the front of the pedestal by loosening the screw and lifting the hatch off of the hinges.

Apply the included Petrolatum Primer to one half of the threads of the four threaded rods.

4

Summary of Contents for GMR 430 XHD3 Series

Page 1: ...fire or overheating the appropriate fuse must be in place as indicated in the product specifications Connecting the power cable without the appropriate fuse in place voids the product warranty CAUTION...

Page 2: ...screwdriver 5 mm hex wrench Drill and 15 0 mm 19 32 in drill bit 17 mm 21 32 in wrench and torque wrench A length of 3 31 mm 12 AWG copper wire to ground the radar housing and voltage converter if app...

Page 3: ...d the Garmin network Wiring and Connection Considerations page 8 The radar beam spreads vertically 11 5 above and 11 5 below the radar s radiating element On vessels with higher bow angles at cruise s...

Page 4: ...you need to run the power and network cables through the mounting surface select a location under the power and network connectors indicated on the template drill a pass through hole for the cables u...

Page 5: ...ct a mounting location and prepare the mounting surface and the radar Preparing the Surface and the Radar for Mounting page 4 1 Take note of which end of the pedestal you plan to mount facing the bow...

Page 6: ...d feed them into the mounting surface so they fit securely 4 Place the flat washers lock washers and hex nuts on the threaded rods 5 Torque the hex nuts to 1 5 kgf m 130 lbf in 11 lbf ft to securely f...

Page 7: ...1 Remove the protective cover from the waveguide on the top of the pedestal 2 Remove the mounting hardware from the bottom of the antenna These screws and washers are used to secure the antenna to th...

Page 8: ...rine sealant to the grommet after the cables are in place to ensure a waterproof seal When installing the cables you should observe these considerations The ground cable is not included and must conne...

Page 9: ...kaged with a voltage converter it must be installed in order for your radar to function If your model is not packaged with a voltage converter connect the power cable directly to the boat battery Conn...

Page 10: ...perly 4 Connect the power cable to the POWER port on the radar Connecting Directly to Power WARNING When connecting the power cable do not remove the in line fuse holder To prevent the possibility of...

Page 11: ...R port on the radar Power Cable Extensions Connecting the power cable directly to the battery is recommended If it is necessary to extend the cable the appropriate gauge of wire must be used for the l...

Page 12: ...to the water ground location on the boat and coat the connection with marine sealant 5 Select an option If your radar was not packaged with a voltage converter no further grounding is necessary If yo...

Page 13: ...Garmin network devices it shares the radar data over the network with all of the compatible connected devices Additional Garmin network cables cable extensions and adapters are available from your Ga...

Page 14: ...t located within viewable range 2 Measure the target bearing 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...

Page 15: ...530 xHD3 25 KW Beam width 4 ft antenna 1 8 degrees horizontal 23 degrees vertical 6 ft antenna 1 1 degrees horizontal 23 degrees vertical Bearing accuracy 0 25 degrees Input voltage GMR 430 xHD3 From...

Page 16: ...ies the maximum distances from the antenna at which radio frequency RF levels can be expected These minimum safe distances apply for a transmitting radar with a rotating antenna and are much larger wh...

Page 17: ...on to the front of the pedestal 25 mm 1 in Center of rotation to the inner rear mounting holes 125 mm 4 15 16 in Center of rotation to the inner front mounting holes 50 mm 1 15 16 in Center of rotatio...

Page 18: ...gth 45 1 cm 17 3 4 in Base of the pedestal to the top of the antenna 31 8 cm 12 1 2 in Width of the pedestal Open Source Software License To view the open source software license s used in this produc...

Page 19: ...Garmin network Check all connections If a field installable network connector was used it may have been installed improp erly Check the connector The status LED is located on the product label and ca...

Page 20: ...2023 Garmin Ltd or its subsidiaries support garmin com...

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