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Welding System
NCD+
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©
201
6 Nelson Stud Welding,
Inc.
Page
20
All Rights Reserved.
January 2016
Part No. 729-
110
-0
43
Rev.
1.02
ITEM
PART NUMBER
QTY
DESCRIPTION
SPARE?
27
524
-005-104
1
NUT, THICK, M5
28
524
-005-105
1
SCREW, SHC, M5 X 10MM LG
29
524
-005-003
1
SCREW, SS, M4 X 6 LG
30
729
-023-017
1
WASHER, SPRING, CONICAL, MS
31
A726-013-
002
1
COLLET
32
526
-001-231
1
SPRING, MAIN
33
A502-001-
261
1
FOOT
34
A504-001-
056
2
LEG
35
527
-003-094
1
BEARING
36
524
-005-103
2
SCREW, LHC, M3 X 5MM LG
37
729
-023-025
1
PIN, GROOVED, 3MM X 6MM LG
38
713
-032-000
4
WIRE SPLICE
39
751
-585-004
1
WELD CABLE GROMMET
40
721
-268-011
1
CONTROL CABLE, 12 PIN
X
41
720
-519-081
1
WELD CABLE
X
42
526
-001-232
1
SPRING, GROUND SENSE WIRE
X
Additional Parts
Needed for Repair
Part Number
Qty
Description
524
-005-106
1
M5x25 FHSHCS
19
21
Table of Contents
Main Page
Default Chapter
5
Table of Contents
5
1 Overview
7
Contact Mode Capacitor Discharge Welding
8
NCD+ Contact Guns
8
Operation of the Contact Gun
8
Operation of Contact Gun with LED Option
8
2 LED Option
9
3 Features
10
4 Gun Set-Up
11
Setting up Chuck Assembly
11
Setting up Chuck
11
Adjusting Chuck and Stop Assembly
11
Adjusting Stud Stop Assembly
12
Setting up Foot and Leg Assembly
12
Setting Spring Pressure
13
5 Weld Setup
14
6 Maintenance of Stud Welding System
15
Stud Welding Gun
15
Welding Cable / Control Cable
15
Power Control Unit
15
7 Troubleshooting
16
Visual Weld Inspection and Weld Parameter Adjustments
16
Weld Quality Physical Inspection and Weld Parameter Adjustments
16
Recommendations
16
8 Exploded Drawings & Parts List
19
Contact Gun (751-650-600)
19
Parts List
19
Exploded Drawing
21
Contact Gun with LED Option (751-650-610)
22
Parts List
22
Exploded Drawing
24
Electrical Functions of Guns
25
Triggering Contact
25
Gun Coding
25
Dismantling & Reassembling Welding Guns
25
9 Schematics
26
NCD+ CTRL to GUN, 7 PIN, Contact
26
NCD+ CTRL to GUN, 12 PIN W/LED, Contact
28
10 Technical Specifications
29
Specifications
29
Gun Dimensions
29
Accessories
30
11 Contact Information
31
A Table of Weld Parameters
32
B Spring Pressure Chart
33
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