Mercury 8M6009517 User Manual

90-8M0172030 eng JULY 2020 © 2020 Mercury Marine Page 1 / 6
SMARTCRAFT/NMEA 2000 GPS
IMPORTANT: This document guides our dealers, boatbuilders, and company service personnel in the proper installation or
service of our products. If you have not been trained in the recommended servicing or installation procedures for these or
similar Mercury Marine products, have the work performed by an authorized Mercury Marine dealer technician. Improper
installation or servicing of the Mercury product could result in damage to the product or personal injury to those installing or
operating the product. Always refer to the appropriate Mercury Marine manual for component removal and installation
instructions.
NOTE: After completing installation, place these instructions with the product for the owner's future use.
Components Contained in Kit
71440
1
2
3
4
Ref. No. Qty. Description
1 1 GPS sensor
2 1 Under helm bracket
3 2 Screws, wood #8 (5.4 mm (0.21 in.) x 13 mm (0.51 in.))
4 4 Deck mounted bracket
!
WARNING
Use of this GPS as a navigational source for any automatic pilot system where that system has control of the vessel
heading, steering systems, trolling motors, or engines could result in serious injury or death from the loss of vessel control.
These referenced automatic piloting systems include but are not limited to Mercury Marine joystick and electric steering
systems in all configurations.
Certification
NMEA 2000 load equivalency number (LEN)
2
NMEA certification
Yes
Product name
Mercury SmartCraft/N2K GPS
Description
Mercury GNSS receiver for SmartCraft or N2K applications
Manufacturer code
144‑Mercury Marine
Product code
27251
Class code
60‑Navigation
Function code
145‑Ownship position (GNSS)
Mounting Requirements
IMPORTANT: The GPS sensor connection is considered a drop off of the CAN bus or NMEA network. Ensure that the
installation of the GPS sensor does not exceed CAN bus length specifications.
IMPORTANT: The installation location must take into account the following requirements:

Mercury 8M6009517 Specifications

General

Brand	Mercury
Model	8M6009517
Category	Marine Equipment
Language	English

Summary

Components Contained in Kit

Certification

Mounting Requirements

Elevation (above vs below deck)

Describes mounting the GPS sensor above or below the deck for optimal performance.

All Location Requirements

Mount GPS sensor near vessel's center of gravity, away from hazards and excessive vibration.

Electromagnetic Interference (EMI)

Avoid mounting near strong EMI sources like engines or antennas to prevent signal loss.

Vessel construction

Do not mount where boat structure contains large metallic or reflective surfaces.

Prevailing conditions

Calm weather is optimal; high latitudes or below-deck mounting may reduce accuracy.

GPS Sensor and Connector Clearance Dimensions

Under Helm Bracket and Connector Clearance Dimensions

Provides clearance dimensions for mounting the GPS sensor under a helm or bulkhead.

Sensor Installation

GPS Sensor Mounting

Details the process for installing the GPS sensor, emphasizing vessel standstill.

Deck Mounted Bracket

Step-by-step guide for mounting the GPS sensor bracket on the deck.

Under Helm or Bulkhead Mounting

Step-by-step guide for mounting the GPS sensor under a helm or bulkhead.

GPS Sensor Connections

GPS Sensor Connection—CAN P

Diagram and explanation for connecting the GPS sensor via CAN P.

GPS Sensor Connection—NMEA 2000

Diagram and explanation for connecting the GPS sensor via NMEA 2000.

Verification

For Mercury Marine Active Trim feature

Tests the GPS sensor's functionality with the Mercury Marine Active Trim.

NMEA 2000 PGN Information