Garmin GPSMAP 521/521s Instructions Manual - Page 2

Browse online or download pdf Instructions Manual for Marine GPS System Garmin GPSMAP 521/521s. Garmin GPSMAP 521/521s 28 pages. Flush mount template
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Garmin GPSMAP 521/521s Instructions Manual
3. Install the unit in the opening (see Figure 2):
•
Place the unit housing in the recently cut hole in the mounting surface.
•
Slide the tension mount brackets onto the hex bolts and secure them with the four wing nuts.
•
Tighten the four wing nuts to secure the unit housing to the mounting surface. Be careful not to overtighten.
•
If you did not do so in step 2, connect the wiring harness to the unit, then slide the unit into the unit housing until it snaps in place.
Assembled unit and
flush mount hardware
NOTE: You must connect the wiring harness to the boat's power supply, GPS antenna, XM antenna (if applicable), and transducer (if applicable)
per the installation instructions included with the unit.
Tension mount brackets
Figure 2
Wing nuts