Humminbird HDR 400G Operation Manual page 3

TRANSDUCER MOUNTING PROCEDURE
Humminbird's high-speed transducer is supplied with your LCR. This transducer has been
designed to give good high speed readings on most all boat designs, including aluminum.
Please carefully consider the following before installing your transducer.
TRANSDUCER MOUNTING OPTIONS
A. Transom Mount- The Humminbird high speed transducer allows the transducer element to be
mounted below the bottom of the boat hull keeping the transducer out of turbulent water and
insuring good high speed operation. The transducer will absorb the blow of any obstruction