Install The Scanner; Prepare The Mounting Location - Humminbird CHIRP Installation Manual

4. Install the Scanner

Confirm that you have read and understood the warnings and cautions provided in the Important
Information section before proceeding with the installation.
WARNING! Confirm the vessel's power supply is switched OFF before starting the installation. Do NOT
connect or disconnect equipment with the power switched on.
NOTE: Before proceeding with the installation, check the template to confirm that the dimensions match
the unit. Reproduction and moisture can affect the size of the template. See the Specifications section for
product dimensions.

1. Prepare the Mounting Location

1. Confirm that the mounting location meets the requirements described in the section Choose the
Mounting Location.
2. Clean and dry the mounting surface.
3. Align the included template squarely with the center line of the boat (or chosen mounting location), with
the arrow pointing forward (towards the bow of the vessel).
4. Tape the template to the chosen mounting location.
5. Mark the four mounting holes.
6. Drill four 1/8" (3 mm) pilot holes as indicated on the template.
7. Proceed to drill four 23/64" (9 mm) diameter holes through the mounting surface.
NOTE: For a close fit installation, drill 21/64" (8.5 mm) diameter holes. Do not exceed a mounting hole
diameter of 25/64" (10 mm).
centerline
Installation
Drilling the Mounting Holes
mounting surface
12
template