Garmin Fishfinder 300C Installation Instructions Manual

Garmin fish finder user manual
Hide thumbs Also See for Fishfinder 300C:

Advertisement

Quick Links

Compare the contents of this package with the packing list on the box. If any pieces are missing, contact your Garmin dealer immediately.
Before you begin the installation:
Read and follow the instructions to install the Fishfinder 300C.
Gather the appropriate fasteners and tools.
Verify that all cables can reach the Fishfinder 300C mounting location and the transducer.
Wear safety goggles and a dust mask when drilling, cutting, or sanding.
If you experience difficulty installing the Fishfinder 300C, contact Garmin Product Support or contact a professional installer.
WARNING: See the Important Safety and Product Information guide in the product box for product warnings and other important
information.
To install and use your Fishfinder 300C:
1. Select a location.
2. Mount the Fishfinder 300C.
3. Install the transducer.
4. Install the wiring harness.
5. Test the installation.
Step 1: Select a Location for the Fishfinder 300C
Consider the following when you select an installation location:
Provide optimal viewing as you operate your vessel.
Allow easy access to the keypad on the Fishfinder 300C.
Is strong enough to support the weight of the Fishfinder 300C and protect it from excessive vibration or shock.
Allow room for the routing and connection of the cables. There should be at least a 3-inch (8 cm) clearance behind the case.
DO NOT mount the Fishfinder 300C in an area that is exposed to extreme temperature conditions.
NOTE: The temperature range for the Fishfinder 300C is from 5°F to 131°F (from -15°C to 55°C). Extended exposure to temperatures exceeding this
range (in storage or operating conditions) may cause failure of the LCD screen or other components. This type of failure and related consequences are
not covered by the manufacturer's limited warranty.
Step 2: Mount the Fishfinder 300C
You can mount your Fishfinder 300C in one of two ways:
Bail Mount—mount the Fishfinder 300C onto the bracket that attaches to the console or overhead.
Flush Mount—use the flush mount kit to mount the Fishfinder 300C into a flat panel.
Bail Mounting the Fishfinder 300C
The Fishfinder 300C is suitable for mounting in exposed locations or at the navigation station. The included tilt mounting bracket can be used
for console or overhead mounting. Bail mounting requires the following tools and hardware:
Three of the included number 8 (4.2 × 1.4 DIN7981) ANSI mounting screws
Phillips-head screwdriver (not included)
Drill and drill bit (not included)
Center punch and hammer (not included)
December 2007
Fishfinder 300C Installation Instructions
190-00864-03 Rev. B
Printed in Taiwan

Advertisement

Table of Contents
loading

Summary of Contents for Garmin Fishfinder 300C

  • Page 1 DO NOT mount the Fishfinder 300C in an area that is exposed to extreme temperature conditions. NOTE: The temperature range for the Fishfinder 300C is from 5°F to 131°F (from -15°C to 55°C). Extended exposure to temperatures exceeding this range (in storage or operating conditions) may cause failure of the LCD screen or other components. This type of failure and related consequences are not covered by the manufacturer’s limited warranty.
  • Page 2 File and sandpaper • Anti-seize lubricant (optional) NOTE: Ensure that the surface on which you mount the Fishfinder 300C has sufficient open space behind it to accommodate the Fishfinder 300C and the connected wires. To flush mount the Fishfinder 300C: 1. The flush-mount template is included in the product box. Trim the template and ensure it will fit in the location where you want to flush mount...
  • Page 3: Step 3: Install The Transducer

    Step 3: Install the Transducer The following instructions describe the basic installation of typical transducers, such as the one included with your Fishfinder 300C. Additional installation instructions are provided in the transducer kits. Some transducers may have to be installed by a professional marine installer.
  • Page 4: Mounting The Transducer On A Trolling Motor

    NOTE: DO NOT mount the transducer behind strakes, struts, fittings, water intake or discharge ports, or anything that creates air bubbles or causes the water to become turbulent. The transducer must be in clean (non-turbulent) water for optimal performance. Cable tie Front of the transducer Fishfinder 300C Installation Instructions...
  • Page 5 5. Place the first cable clamp on the transducer cable, approximately one third of the distance between the transducer and the top of the transom. 6. Mark the location. Using a 1/8" (3.2 mm) bit, drill a pilot hole approximately 3/8" (10 mm) deep. 7. Attach the cable clamp using one of the 4 × 12 mm screws. Coat the screw with marine sealant before installation. Repeat steps 5 and 6 using the other cable clamp. 8. Route the transducer cable to the Fishfinder 300C. Do not cut the cable. Avoid routing the cable close to electrical wires or other sources of electrical interference. Fishfinder 300C Installation Instructions Mount the transducer cable cover well above the waterline. Transducer should extend 1/8" (3.2 mm) below a fiberglass hull or 3/8" (9.5 mm) below an aluminum hull.
  • Page 6: Step 4: Install The Wiring Harness

    22 AWG wire. Do not cut the transducer cable. Cutting the transducer cable voids your warranty. If your boat has an electrical system, you might be able to wire the Fishfinder 300C directly to an unused holder on your current fuse block. If you are using the fuse block, remove the in-line fuse holder supplied with the Fishfinder 300C.
  • Page 7 4. Configure the other NMEA 0183 device according to the manufacturer's instructions. Interfacing with NMEA The Fishfinder 300C allows for NMEA 0183 Version 3.01 output with a compatible GPS or navigation device. You must set NMEA Output to On to send data. The Fishfinder 300C sends the SDDBT, SDDPT, SDMTW, SDVHW, SDWPL sentences in NMEA 0183 Version 3.01 output.
  • Page 8: Step 5: Test The Installation

    NOTE: Although it is possible to perform some checks with the boat on a trailer, the boat should be in the water to properly test the installation. POWER key until the Fishfinder 300C beeps. Use ROCKER and SELECT to highlight and select menu items on the Press and hold the Fishfinder 300C.

This manual is also suitable for:

Fishfinder 300 ml

Table of Contents