Harger Ultraweld UltraShot Installer'S Manual Download | Manualshive

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Installers and Inspectors Guide for

making Exothermic Connections

• Grounding

• Lightning Protection

• Cathodic Protection

• Rail

®

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Summary of Contents for Ultraweld UltraShot

Page 1: ...Installers and Inspectors Guide for making Exothermic Connections Grounding Lightning Protection Cathodic Protection Rail ...

Page 2: ...7437 or www harger com contents What is Ultraweld 2 The Ultraweld Connection 3 Tips for Making Quality Connections 3 Making an UltraShot Connection 4 Making a NUWTube Connection 6 Inspecting an Ultraweld Mold 8 Inspecting Ultraweld Welds 9 Troubleshooting Tips 14 1 www harger com What is Ultraweld The Ultraweld processes NUWTube and UltraShot use the same time proven way to connect conductors at t...

Page 3: ...e tips are as follows Read all instructions that accompany the mold The type of mold can be found on the mold tag This will indicate which drawing should be viewed to understand the placement of the conductors in the weld cavity Dry the mold with a torch to remove any moisture in the mold Mold should be heated above 220 degrees F Clean and dry all conductors to be welded All metal surfaces should ...

Page 4: ...fore making the next connection A Completed UltraShot connection www harger com 6 Making a NUWTube Connection pour in steps Step 1 Torch dry the mold before making the first connection Step 2 Clean and dry conductors insert conductor into mold close handle clamp and lock mold Step 4 Remove Clear plastic cap from NUWTube pour weld metal into mold Step 3 Insert disk into mold ...

Page 5: ...last longer with proper care and cleaning Using the UltraShot system has proven to more than double the life of the mold Inspect the mold regularly for the following items 1 Conductor Openings The conductors should fit tight to keep the mold from leaking when fired 2 Weld Cavity The weld cavity should be well defined without large chips or cracks that may effect the weld 3 Tap Hole Should be well ...

Page 6: ...gether Riser The area on top of the weld that is used for excess weld material and slag Weld Body The area under the tap where the conductors are welded or melted together at the molecular level 9 An exothermic weld can conduct more current than a mechanical connection because the cross section of weld body is greater than the cross section of the conductor being welded To have a quality weld you ...

Page 7: ...ld Welds 11 www harger com Weld has too much slag in the weld that may compromise the resistance of the connection Sleeves not filled out which may affect the strength of the weld Disk not properly placed or a leak in the mold are possible causes Bad weld due to under filling Body of weld is too low it is lower than the top of the conductors Sleeves are not filled out It could compromise the resis...

Page 8: ...y and retry Try different battery pack if available Igniter not properly connected to plug Push igniter all the way into plug NUWTube Starting Powder would not ignite Old flint gun Replace flint gun Starting powder being used improperly Sprinkle starting powder on the side of the lid s ignition pocket Weld cavity under fills Wrong size cartridge for mold Check ID plate on mold for proper size weld...

Page 9: ... too long Remove mold from weld within about 30 seconds to weld being made especially on welds to steel 15 www harger com www harger com P roblem P ossible C ause Suggested Corrections Excessively high weld or excessive gas in weld Moisture or foreign substance on the mold or conducturs Preheat molds and conductors with a torch to a temperature that will burn off any water or organic material Use ...

Page 10: ...ction process safety and troubleshooting are also discussed Attendees become certified How Do You Get Started Work with your Harger Sales Representative to pick a date and time that works best for you and your team Harger will provide the training materials and train your team at your designated location ex jobsite or at your office Attendees must sign in and pass a test prior to certification Ind...

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