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Part No. 729-110-038 Rev. 1.21 | May 2016                                                 © 2014 Nelson Stud Welding, Inc. All Rights Reserved.

 

 

Operating the Capacitor Discharge 
NCD+ 1000T/1600T Stud Welding Unit 

 
 
 
 
 
 
 
 

 

Operations Manual  

(729-110-038) 

For Software Version 1.06 and later

 

 

These  instructions  are  for experienced  operators. 

If you are not fully familiar with 

the principles of operation and safe practices for arc welding equipment, we urge you to 

read AWS SP -

“Safe Practices” available from the American Welding Society.

 Do not 

permit  untrained  persons  to install,  operate  or maintain  this  equipment.  Do 

not attempt  to install  or operate  this  equipment  until  you  have  read  and  fully 

understand these  instructions. 

If you do not fully understand these instructions, 

contact your supplier for further information. Be sure to read the Safety section before 

utilizing this equipment.

 

 

Summary of Contents for NCD+ 1000T

Page 1: ...principles of operation and safe practices for arc welding equipment we urge you to read AWS SP Safe Practices available from the American Welding Society Do not permit untrained persons to install o...

Page 2: ...rsonnel a reasonable opportunity to inspect and repair said equipment at buyer s facility or such other location as is mutually agreeable Notice to NELSON must be given within 30 days of such defect o...

Page 3: ...ers cuffs or pockets Sleeves and collars should be kept buttoned and open pockets eliminated from the front of clothing 5 Protect other personnel from arc rays and hot sparks with suitable nonflammabl...

Page 4: ...m the compressed gas cylinder Do not use adaptors Maintain hoses and fittings in good condition 2 Always secure cylinders in an upright position by chain or strap to suitable hand trucks undercarriage...

Page 5: ...meter 13 2 1 1 Voltage Display Modes 14 2 2 Stud Expert 15 2 3 Process Monitor PM 16 2 3 1 Teaching Welds 17 2 3 2 Setting Tolerances 18 2 3 3 Operating Process Monitor 19 3 Normal Operation 20 3 1 Po...

Page 6: ...ying capacity of the floor space should be at least double the weight of the unit When working in high lying locations such as bridges ladders or platforms the NCD must be secured against the risk of...

Page 7: ...input power cable all of the connections are located on the front plate of the NCD Prior to any connection work the NCD welding unit must be switched off The input power switch must be in the 0 posit...

Page 8: ...be operated with an input power voltage of 115 VAC 60 Hz Item 4 of Figure 1 1 Page 7 See the rating plate on the back panel of the unit The input power must be wired with the earth ground connection I...

Page 9: ...the connection Connect Gun Welding Cable to X1 for straight polarity and to X3 for reverse polarity 1 2 3 Connection of Gun Control Cable The Gun Control Cable socket Item 2 of Figure 1 1 Page 7 perm...

Page 10: ...minimize arc blow Prior to to any connection task the NCD welding unit must be switched off and the input power switch must be in the 0 position 1 2 5 Connection of the Workpiece When connecting the...

Page 11: ...Stud Thread Diameter Steel Stainless 1 4 6 4 mm 5 16 8 mm Maximum Stud Thread Diameter Aluminum 10 M5 1 4 M6 Weld Rate studs min Vset Studs Minute 100 9 7 120 8 6 140 7 5 160 6 4 180 5 4 200 4 3 Dime...

Page 12: ...NCD 1000T 1600T Manual Connection and Installation Part No 729 110 038 Rev 1 21 May 2016 12 2014 Nelson Stud Welding Inc All Rights Reserved 1 4 Mechanical Drawing Figure 1 6 NCD 1600T Dimensions...

Page 13: ...eries of diagnostic tests to ensure correct connection and safe operation of the power source 3 Function Mode Press the knob to alternate between modes 4 Adjustment of Voltage and Other Parameters Ena...

Page 14: ...age matches with setpoint Voltage Setpoint Cap Charge Status Ready GREEN Charging WHITE Not Ready RED Discharging WHITE Workpiece Icon indicates contact with workpiece when green Indicates actual volt...

Page 15: ...mode allows the user to choose welding parameters based on the desired stud size stud material and welding process The resulting cap voltage is set once the stud is selected One parameter stud size s...

Page 16: ...ld and to determine if the characteristics of a production weld fall within the natural scatter of teaching welds pass 1 Select Teach as shown in Item 1 of Figure 2 4 2 Before entering Teach mode the...

Page 17: ...Target dialog Scroll to select Yes to clear the target 5 The Teaching 0 at the bottom will appear signifying that there have been no teaching welds made so far Produce as good of a weld as you can Aft...

Page 18: ...or that parameter and the red means it fell outside 2 3 2 Setting Tolerances NOTE Once the unit is powered up press the knob once to enter the Process Monitor screen 1 From the Voltage Selection scree...

Page 19: ...m several normal welds which should pass If they fail go to the Weld Details screen and check which parameter s have failed they will appear in red and go to the Setup screen to open up the tolerance...

Page 20: ...that the unit is fully charged and ready to weld 3 2 Welding Operations 1 Set the welding voltage Wait until the Voltage Display screen Item 5 lights up green 2 Rotate the knob Item 3 to the desired...

Page 21: ...replace SCR If 30VDC replace Control board and Power board E02 Capacitors won t charge after 3 seconds capacitors still less than 20V Replace power board If the problem is not solved replace SCR If n...

Page 22: ...Flash Not Visible Weld Very weak Will break Adjustments Increase voltage reduce spring pressure or increase capacitance Issue Acceptable Weld Weld Flash Normal No significant weld splatter Weld Good s...

Page 23: ...12 3 10 45 75 180 4 2 Auto Gap Gun NOTE Set plunge or stick out to 2 mm The Pressure is best measured by pressing the spark shield squarely against a scale when the timing tip of the stud is flush wi...

Page 24: ...son Stud Welding Inc All Rights Reserved 4 3 Weld Setting Recommendations Weld Setting Change Effect on Welds Capacitance Increase Hotter Voltage Increase Hotter Spring Pressure Increase Colder Contac...

Page 25: ...R 16A 21 1 709 274 010 SWITCH INPUT 22 1 717 999 010 KNOB ADJUSTMET 23 1 723 247 017 HARNESS GUN TO CONTROL BOARD 1 24 1 85 10 02 POWER CONNECTOR DINSE 100 1 25 2 701 182 000 BRIDGE 1 26 1 727 029 215...

Page 26: ...M3 SS 10 65 1 724 569 000 DECAL GENERAL WARNING 66 2 524 005 276 WASHER FLAT M6 SS 67 2 524 005 343 SCREW PHMS M4 x 8 SS 20 68 2 524 005 287 WASHER FLAT M8 SS 69 1 750 614 239 BRACKET TRANSFORMER BOT...

Page 27: ...NCD 1000T 1600T Manual Parts List Exploded View Part No 729 110 038 Rev 1 21 May 2016 27 2014 Nelson Stud Welding Inc All Rights Reserved...

Page 28: ...NCD 1000T 1600T Manual Parts List Exploded View Part No 729 110 038 Rev 1 21 May 2016 28 2014 Nelson Stud Welding Inc All Rights Reserved...

Page 29: ...23 247 017 HARNESS GUN TO CONTROL BOARD 1 24 2 85 10 02 POWER CONNECTOR DINSE 100 1 25 1 701 182 000 BRIDGE 1 26 3 727 029 215 STANDOFF INSULATOR M6 20 27 1 729 114 102 HANDLE 28 1 724 576 002 LABEL F...

Page 30: ...24 005 287 WASHER FLAT M8 SS 69 1 750 614 239 BRACKET TRANSFORMER BOTTOM 70 5 717 615 103 CABLE TIE HARSH ENVIRONMENT 71 1 101 208 278 STUDS CD 72 1 560 300 013 CARTON INNER 73 1 560 300 012 CARTON OU...

Page 31: ...NCD 1000T 1600T Manual Parts List Exploded View Part No 729 110 038 Rev 1 21 May 2016 31 2014 Nelson Stud Welding Inc All Rights Reserved...

Page 32: ...NCD 1000T 1600T Manual Wiring Diagram Part No 729 110 038 Rev 1 21 May 2016 32 2014 Nelson Stud Welding Inc All Rights Reserved 6 Wiring Diagram...

Page 33: ...NCD 1000T 1600T Manual Wiring Diagram Part No 729 110 038 Rev 1 21 May 2016 33 2014 Nelson Stud Welding Inc All Rights Reserved 6 1Wiring Diagram with Process Monitor...

Page 34: ...rocess offered with the NCD line of equipment Contact and Auto Gap Each method has its own uses and set up requirements The method you select will be determined by the metals to be joined the esthetic...

Page 35: ...909 468 2105 800 635 9353 Fax 909 468 2112 Subsidiaries International England Nelson U K Ltd 47 49 Edison Rd Rabans Lane Ind l Estate Aylesbury HP19 8TE UK Phone 44 1296 433500 Fax 44 1296 487930 Midd...

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