Mounting The Transducer; Transom Mount Installation - Garmin Fishfinder 160 Blue Owner's Manual

Installation
DO NOT
NOTICE:
Apply marine sealant to all
screw threads to prevent water
from seeping into the transom.
Transducer should extend 1/8" below
fiberglass hull or 3/8" below aluminum hull
OK
Mount the transducer parallel with the bottom.
DO NOT
Mount the transducer cable cover
well above the waterline.
Make sure that the transducer is
below water level when the boat
is on plane at high speed
Do not mount transducer directly in the
path of the prop. The transducer can cause
cavitation that may degrade the boat's performance
and damage the prop.