Part No. 729-110-040 Rev. 1.41 | June 2016
© 2016 Nelson Stud Welding, Inc. All Rights Reserved.
5.3.5
Weld Parameter Presets ............................................................................................... 29
5.3.6
Recommended Weld Parameters ................................................................................. 29
5.3.7
Weld Parameters and Settings ..................................................................................... 30
5.3.8
Parameters for Drawn Arc Procedure ........................................................................... 30
5.3.9
Stud Expert
™ ................................................................................................................ 31
5.4
Rating Charts ..............................................................................................................32
5.4.1
Maximum Weld Cable Length ....................................................................................... 32
5.4.2
Maximum Welding Output Voltage ............................................................................... 33
5.4.3
Supply Cable Lengths ................................................................................................... 33
5.5
N550c Weld Cycle Timing ...........................................................................................34
5.6
Drop Time Variables ...................................................................................................36
5.7
Inspection and Testing of the Weld .............................................................................37
5.7.1 Short Cycle Method - Visual Inspection .............................................................................. 38
5.7.2
Drawn Arc Method
– Visual Inspection ......................................................................... 39
5.8
Weld Process Monitor .................................................................................................40
5.8.1
Actual Weld Process Signals ........................................................................................ 40
5.8.2
Setup Good Weld Target .............................................................................................. 40
5.9
Understanding Lock Modes ........................................................................................40
6
Operational Function Codes & Error Codes ...................................................... 41
6.1
Function Codes ...........................................................................................................41
6.2
Diagnostic Error Codes ...............................................................................................44
6.2.1
Additional Warning
– Rebooting/Tripping of GFCI ....................................................... 47
6.2.2
Additional Warning - Front Panel Gun Coil Indicator Blinks RED As If No Gun
Connected, But Gun is Connected .............................................................................................. 47
6.2.3
Additional Warning - F32 Actual Weld Time ................................................................. 47
6.2.4
Additional Warning
– Continuous Tripping of Breaker ................................................. 47
6.2.5
Additional Warning
– First Charge is Slow ................................................................... 48
6.2.6
Additional Warning
– Unit Fails to Charge .................................................................... 48
6.2.7
Additional Warning
– Inconsistent Drop Times ............................................................. 48
6.3
Weld Quality Problems ...............................................................................................49
7
Maintenance .......................................................................................................... 52
7.1
Care and Cleaning ......................................................................................................52
7.2
Routine Maintenance ..................................................................................................53
7.3
Explosion Drawing Domestic/Export N550c Final Assembly .......................................54
7.3.1
Parts List N550c Final Assembly .................................................................................. 55
8
Nelweld N550c Wiring Diagram ........................................................................... 58
Summary of Contents for ArcCharger N550C DOMESTIC
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