Garmin® Thru-Hull Speed/Temperature Transducer
Contents
1. PGN 005932 Type Transmit and receive Description ISO acknowledgment 059904 ISO request 060928 ISO address claim 126208 NMEA Command request and acknowledge group function 126464 Transmit and receive PGN list group function Transmit 126996 Product information 128259 Speed Water reference 130312 Temperature Garmin the Garmin logo and Nexus are trademarks of Garmin Ltd or its subsidiaries registered in the USA and other countries GST and NexusRace are trademarks of Garmin Ltd or its subsidiaries These trademarks may not be used without the express permission of Garmin NMEA 2000 and the NMEA 2000 logo are registered trademarks of the National Marine Electronics Association 2015 Garmin Ltd or its subsidiaries www garmin com support2. and clean inside and around the hole The cored fiberglass hull is now prepared and you can complete the transducer installation NMEA 2000 Connection The transducer connects to the network on your vessel The GST 43 connects to the NMEA 2000 network through the GST 10 device i dj g 5 GST 10 adapter GST 43 transducer NMEA 2000 device OROKO Drop cable Nexus Network Wiring When you connect the GST 43 to a Nexus system you must cut the GST 43 cable to the desired length and connect the wires in the cable to the wires in the Nexus system GST 43 Nexus Green Green Yellow Yellow White White Screen Screen Blue Do not use Transducer Calibration NOTE If you are using a Nexus system the transducer must be calibrated You can use the NexusRace software to calibrate the transducer To download NexusRace software go to www garmin com NexusRace Maintenance Testing the Installation NOTICE You should check your boat for leaks before you leave it in the water for an extended period of time The paddlewheel in the transducer measures water flow and the transducer must be in the water to work properly The transducer does not provide water flow data when it is out of the water 1 When your boat is in the water check for leaks near the transducer installation site 2 fleaks are fo
3. e On fin keel vessels the transducer should be mounted more than 25 cm 10 in and less than 75 cm 30 in in front of the keel and less than 10 cm 4 in to the side of the centerline e On full keel vessels the transducer should be mounted at a slight angle that aims at the bow not parallel to the centerline e On power boats and hulls with chines the transducer should not be mounted near the edge of sharp hull chines e On single drive boats the transducer must not be mounted in the path of the propeller e On twin drive boats the transducer should be mounted between the drives if possible e The transducer should be mounted parallel to the bow stern axis of your vessel The transducer should be mounted in a location that allows accessibility to the transducer from the inside of the vessel The transducer should not be mounted behind strakes struts fittings water intake or discharge ports or anything that creates air bubbles or causes the water to become turbulent e The transducer should not be mounted in a location where it might be jarred when launching hauling or storing e The transducer can cause cavitation that can degrade the performance of the boat and damage the propeller e The transducer must be in clean non turbulent water for optimal performance e Ifyou have a question about the location of the thru hull transducer contact your vessel builder or other owners of similar vessels for
4. A GARMIN GST 43 Thru Hull Transducer Installation Instructions Important Safety Information See the Important Safety and Product Information guide in the product box for product warnings and other important information Failure to install and maintain this equipment in accordance with these instructions could result in damage or injury Always wear safety goggles ear protection and a dust mask when drilling cutting or sanding NOTICE When drilling or cutting always check what is on the opposite side of the surface This equipment should be installed by a qualified marine installer To obtain the best performance and to avoid damage to your boat you must install the Garmin transducer according to these instructions Read all installation instructions before proceeding with the installation If you experience difficulty during the installation contact Garmin Product Support Registering Your Device Help us better support you by completing our online registration today Go to http my garmin com e Keep the original sales receipt or a photocopy in a safe place eentzetng Garmin Product Support Go to www garmin com support for in country support information In the USA call 913 397 8200 or 1 800 800 1020 In the UK call 0808 238 0000 In Europe call 44 0 870 850 1241 January 2015 Printed in Taiwan Mounting Location Considerations
5. advice Tools Needed e Drill e 43mm 1 11 46 in hole saw e 52 to 55 mm 2 144s to 2 3 46 in hole saw cored fiberglass hull installations e Marine sealant e Silicone grease e Cable cutter e Metal file metal hull installations e Fiberglass cloth and resin option for sealing a cored fiberglass hull e 43mm 1 11 46 in cylinder wax tape and casting epoxy option for sealing a cored fiberglass hull Installing the Thru Hull Transducer If you are installing the transducer in a cored fiberglass hull you must first prepare the hull Preparing a Cored Fiberglass Hull 1 Use a43 mm 1 11 46 in hole saw to cut through the hull at the mounting location 190 01185 02_0A 8 9 Insert the thru hull fitting in the hull Apply marine sealant to the outer flange of the thru hull fitting and tighten the nut by hand Slide both rubber O rings onto the plug Apply silicone grease to the outside of the plug Using a slow twisting motion insert the plug into the thru hull fitting O Verify that the plug is properly seated into the fitting Mount the fitting with the pin at a 90 degree angle to the centerline of the boat After the marine sealant applied in step 3 has cured remove the nut and apply sealant on the fitting inside the hull 10 Replace the nut and tighten it by hand 11 After installation of the fitting replace the plug with the actual transducer NOTE It is recommended that y
6. ou keep the plug for use while cleaning or servicing your transducer 12 Install the wire locking device onto the transducer Preparing a Cored Fiberglass Hull If the core of a cored fiberglass hull is not sealed properly water NOTICE may seep into the core and severely damage the boat KENIK a Fiberglass or casting epoxy not included Cylinder spacer not included Inner fiberglass skin Core 0101009 Outer fiberglass skin 1 2 Drill the hole through the hull Seal the core inside the hull using either fiberglass Sealing the Hull with Fiberglass or casting epoxy Sealing the Core with Casting Epoxy Drilling a Hole in a Cored Fiberglass Hull 1 2 From inside the boat drill a 3 mm 1 g in pilot hole completely through the hull Examine the pilot hole on the outside of the boat and select an option e Ifthe pilot hole is not in the correct location seal the hole with epoxy and repeat step 1 e Ifthe pilot hole is in the correct location use a 43 mm 1 11 46 in hole saw to cut a hole from the outside of the 5 6 boat through the outer fiberglass skin only Do not cut completely through the hull On the inside of the boat at the pilot hole location use a hole saw to cut a hole 9 to 12 mm g to 1 3 in larger than the hole you cut in the outside of the boat in step 2 Cut through the inner fiberglass skin and most of the core without cutting
7. the outer skin NOTE When cutting the inner fiberglass skin and core be careful to not cut the outer fiberglass skin or you will not be able to correctly seal the hull Remove the inner fiberglass skin and core you cut in step 3 You should be able to see the inside of the outer fiberglass skin Sand the inside of the hole and the areas immediately around both the inside and outside fiberglass skin Clean the area using a mild detergent or weak solvent such as isopropyl alcohol to remove any dust and dirt Sealing the Hull with Fiberglass 1 2 3 From inside the boat coat a layer of fiberglass cloth with fiberglass resin and place it inside the hole to seal the core Add layers of fiberglass cloth and resin until the hole is the correct diameter of 43 mm 1 11 46 in After the fiberglass has hardened sand and clean inside and around the hole The cored fiberglass hull is now prepared and you can complete the transducer installation Sealing the Core with Casting Epoxy To cyl as 1 2 3 4 properly seal the core with casting epoxy you must create a inder with a diameter of 43 mm 1 11 46 in to act as a spacer the epoxy sets Coat a 43 mm 1 11 46 in cylinder with wax Insert the cylinder in the hole through the outer skin and tape it in place on the outside of the boat Fill the space between the cylinder the core with casting epoxy After the epoxy has hardened remove the cylinder and sand
8. und apply marine sealant around the installation site let the sealant cure and repeat step 1 Cleaning the Transducer Aquatic fouling accumulates quickly and can reduce your device s performance 1 Remove the fouling with a soft cloth and mild detergent 2 Ifthe fouling is severe use a scouring pad or putty knife to remove growth 3 Wipe the device dry Specifications GST 43 Specifications 42 x 86 mm 1 65 x 3 38 in Min 6 mm 0 24 in Max 42 mm 1 65 in 12 Vdc From 10 to 16 Vdc 0 06 W Operating From 10 to 70 C 14 to 158 F Storage From 35 to 70 C 31 to 158 F From 0 2 to 30 knots Depending on transducer type Max 90 kn 1 8 m 26 2 ft Dimensions W x L Hull thickness Power input Power consumption Temperature range Speed range Speed accuracy Transducer cable length GST 10 Specifications 24 7 x 17 0 x 78 6 mm 31 32 x 43 64 x 3 3 32 in 380 g 13 33 oz Dimensions W x H x L Weight T connector Power input From 9 to16 Vdc Existing NMEA 2000 network Max power usage 0 9 W Compass safe distance 5 cm 2 in Temperature range From 15 to 70 C from 5 to 158 F Material PCB overmold Thermoplastic rubber Cable jacket PVC Overmold connectors and strain reliefs PVC Water rating IEC 60529 IPX7 Total cable length 4 9 m 16 ft NMEA 2000 LEN 1 50 mA NMEA 2000 PGN Information
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