12
Transom Mounting Location
The main source of vessel acoustic noise is the propeller. It is
very important to position the transducer to minimize noise
pickup and provide as clear a view as possible of the water
ahead of the boat. Study the hull shape of the vessel carefully
to determine the best transducer mounting location. To
achieve optimal operation the transducer should be mounted in
a spot which:
*
Minimizes acoustic noise reception.
*
Minimizes the chance that aerated water
will flow across the transducer’s frontal
nose area.
*
Optimizes the transducers view of the area
ahead and directly below the boat.
The transducer can be installed on either side of an outboard or
inboard/outboard engine, or between twin outboards. For
single engine installations, normally 18” to 24” outboard of the
propeller center line is acceptable and the down stroke side of
the propeller is preferred. Choose a location where water flow
is smoothest. For dual engine installation, just off the center
line is usually acceptable.
Because the transducer rotates back and upwards when the
bracket releases, it must be mounted in a location where there
is sufficient clearance and headroom to allow the full release.
Attaching the Transducer and Spray Shield to
the Bracket
Locate the Stainless Spray Shield inside the transducer’s
stainless mounting ears. Make sure spray shield is orientated
as shown in sketch on the left. Then, assemble the stainless
kick-up bracket to the transducers using the 4 screws, washers
and lock nuts provided. The bracket arms must be mounted
outside the stainless steel mounting ears of the transducer. Do
not fully tighten the lock nuts at this time.
Position the transducer so that it is perpendicular from side to
side and make sure the rounded shaped area is pointed towards
the front of the boat.
Mounting the Transducer to the Boa
t
After you have selected the optimum mounting location and
have assembled the mounting bracket to the transducer, mount
the bracket onto the hull as shown on the right.
Make sure to position the transducer so that it is level in the
fore and aft direction and so it will look straight down. Check
the location of your boat’s waterline and position the flat top
surface of the transducer so that it is parallel to the waterline as
shown at left.
18 - 24"
Cables
Twin Outboards
Transducer
Cable
Transom Mount Locations
Waterline
Rear
View
Spray Shield
Transducer must be
mounted vertically
Fasten Spray Shield
with 4 screws & nylok
washers as shown
Bracket
Axle
Rubber
Grommet
Side
View
Boat Hull
Mounting
Bracket
Waterline
Fasten Spray Shield with
4 screws & nylok
washers as shown
Spray
Shield
Summary of Contents for Outlook
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