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Fish Finder - Profish 400

Photos showing how to install a fish finder: 

Profish 400 

Parts to fit the transducer 

fish finder install photo 1

Will assemble in this order once installed

fish finder install photo 2

Remove bung, seal screw holes and drill hole for cable

fish finder install photo 3

You may need to trim the transducer like this Garmin one

fish finder install photo 4

So it looks like this and fits the recess

fish finder install photo 5

Fit the transducer to the mounting bracket and put the small disc on

fish finder install photo 7

Pull the cables up through the hole and place the transducer in position

fish finder install photo 8

push the foam plug down the hole

fish finder install photo 9

Fill the hole up with "MS All Crystal Clear" (Holdfast brand)

fish finder install photo 10

Place the disc with the cable slot on top

fish finder install photo 11

Now put the last disc on with the washer and nut, don't over tighten the nut - tighten so the transducer is held in place and doesn't wobble, it doesn't need to be tightened further.

fish finder install photo 12

thread the cable through the hole and fill up with sealant and screw the cable cover on.

sounder_install

drill a hole and bring the cable up then put sealant over the hole  

sounder_install

Put the cable cover over the hole and clean off excess sealant

sounder_install

Tidy up the excess cable

sounder_install

The battery can go inside the hatch by using an extra deep hatch bucket that can take a 7ah SLA battery (or Lithium FPV battery).