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Thru Hull Transponder mounting location

Brad Holley

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I have 2015 Yamaha SX190 and a Garmin Depth Finder and must mount the P79 thru hull Transducer in the hull, were is best place to mount this?
 

Brad Holley

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The p79 Transducer shoots through the Hull, so mounts internally. No holes
 

BareHand42Style

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On all my other boats i used thru hull tranducers and actually drilled holes. Depending on angle of hull i would have to fab up an offset plate to make it shoot straight down. I would recommend finding a flat spot on the exterior hull and then try to find the same spot on the inside of the hull. Hopefully there will be no obstructions on the inside. Best of luck
 

Scottintexas

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Theryan

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Scottintexas

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biffdotorg

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Scott beat me to it.

On the 2012 AR190, and other years for that matter, the cleanout tray can be removed with a number of screws. This should expose the hull around the pump, exhaust etc. Or those two ports, but it leaves you little room.

Good luck!

2020-06-10 10_38_30-2012 Yamaha AR190 (RX1800BL) Jet Unit 4 _ Babbitts Yamaha Partshouse and 7...png
 

Theryan

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Perfect, thank you! This helps a ton. That's where I'll glue it in, then!
 

biffdotorg

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Theryan, be sure to test it with a bag of water. It may be tough to do.

The last time I epoxied a thru-hull transducer, I put down a ziplock of water, then laid the transducer on the water, avoiding bubbles of course. Then weighed it down with a brick or anchor. Then went and tested.

This will allow you to be sure you get no interference from jetwash etc. As once that sucker is epoxied in, you will not be moving it again.
 

Scottintexas

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Bittdotorg - did you pull that picture from the yamahasportsplaza website ??
I tried to do a copy/paste (I have to use the "select all" from the left button click) of it but it always wants to pull all the parts along with it,
 

biffdotorg

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Bittdotorg - did you pull that picture from the yamahasportsplaza website ??
I tried to do a copy/paste (I have to use the "select all" from the left button click) of it but it always wants to pull all the parts along with it,
I use a sneaky tool called Greenshot. Before we updated the screen shot tool at Microsoft, I kept sharing Greenshot to my peers until it was addressed. It's probably the best screenshot tool out there for the price. I love to use it to grab thumbnails off videos too.
 

Theryan

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Theryan, be sure to test it with a bag of water. It may be tough to do.

The last time I epoxied a thru-hull transducer, I put down a ziplock of water, then laid the transducer on the water, avoiding bubbles of course. Then weighed it down with a brick or anchor. Then went and tested.

This will allow you to be sure you get no interference from jetwash etc. As once that sucker is epoxied in, you will not be moving it again.
I was thinking about doing that, or doing the method that Hawkeye says about using petroleum jelly and taping it in to test. I wish I could just take it and epoxy it in where other people have and know it would work instead of having to test it and then pulling the tray out again and epoxying it in.

First world problems, I suppose.
 

biffdotorg

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Honestly, if you are putting it in the same exact place, you will probably be just fine. You have the right idea
 
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