Garmin GPSMAP 5212 Installation Instructions - Page 6

Mounting a GPS 17 Antenna You can surface mount the GPS 17 antenna or install it on a standard 1 in. OD pipe-threaded-pole marine mount (14 threads per inch-not included). Surface Mounting the GPS 17 Antenna 1. Cut out the Surface Mount Drilling Template provided on page 23, and tape it on the selected mounting location. 2. Mark the center of each mounting hole with a center punch and a hammer. If you plan to run the cable through the mounting surface, mark the center of the additional, larger hole indicated on the template. 3. Drill the mounting holes using a /11 64 in. (4.5 mm) drill bit. If you plan to run the cable through the mounting surface, drill the larger hole using a 3/4 in. (19 mm) drill bit. 4. If you are routing the cable through the mounting surface, feed it through the larger hole, and apply marine sealant to the outside exit area. 5. Align the GPS 17 over the mounting holes, and fasten it using M4 screws (not included). The mounting threads in the GPS 17 are 8.10 mm deep. Use screws of a proper length for the mounting surface, which do not thread into the GPS 17 deeper than 8 mm. Screws that thread deeper than 8 mm may damage the case. Mounting holes M4 screws and washers Bottom of GPS 17 Antenna Pole Mounting the GPS 17 Antenna When installing the GPS 17, you can run the power/data cable through the mounting surface or outside of the unit. If the power/data cable is run through the mounting surface, seal the outside exit area with marine sealant. To attach the enclosed pole-mount adapter to the GPS 17: 1. Thread the cable though the pole-mount adapter. 2. Align the tab on the pole-mount adapter to the notch on the GPS 17. 3. Use the included screws to secure the pole-mount adapter to the base of the GPS 17. Attaching the Pole-mount Adapter to the GPS 17  Align Notch GPSMAP 4000/5000 Series Installation Instructions